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transcript
DF001
SIG
N.
SIG
N.
SIG
N.
CLIENT :ADANI POWER LIMITED2 x 330MW THERMAL POWER PLANT
MUNDRA SEZ, TUNDA, SIRACHA VILLAGE, KUTCHH DIST. GUJARAT
CONTRACT No.:PROJECT :
400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
CONSULTANT FICHTNER CONSULTING ENGINEERS (INDIA) PRIVATE LIMITED,
CHENNAITITLE :
AREVA T&D India LimitedA-7, SECTOR-65NOIDA - 201301
This
dra
win
g an
d de
sign
is th
e pr
oper
ty o
f AR
EVA
T&D
and
mus
t not
be
copi
ed o
r len
t with
out p
rior p
erm
issi
on in
writ
ing
File
: PG
7250
00-
REV.
B
DINESH06/08/2008
06/12/2006Name
EMI-7604PG754-4-028
APPROVED
400 KV CONTROL & INTERLOCK LOGIC DIAGRAM
TOTAL SHEET
92001
APL / 130001 / VJ / 967 / 07 DATED 21.11.2007
STATUSDESCRIPTION
FC
DRAWN
SHEETDRAWING NO.
CHECKED
MHBDateName
NameDate
Date
NameDateName
NameDate
NameDate
NameDate
NameName
NameDate
13/6/2006RJR
Date
06/08/2008MHB
NameDate
06/08/2008
REV.
Name
NameDate
DateA
B
Date
RSDDate
UPDATED BASED UPON CUSTOMER'S COMMENTS
FIRST ISSUE06/12/2006
DateName
RJRFA
DF002
A B C D E F G H I A B C D E F G H I001 X X 042 X X
002 X X 043 X X
003 X 044 X X
004 X 045 X X
005 X 046 X X
006 X 047 X X
007 X 048 X X
008 X 049 X X
008A X 050 X X
008B X 051 X X
008C X 052 X X
008D X 053 X X
009 X X 054 X X
010 X 055 X X
011 X X 056 X X
012 X 057 X X
013 X X 058 X X
014 X X 059 X X
015 X X 060 X X
016 X X 061 X X
017 X X 062 X X
018 X X 063 X X
019 X X 064 X X
020 X X 065 X X
021 X X 066 X X
022 X X 067 X X
023 X X 068 X X
023A X X 069 X X
024 X X 070 X X
025 X X 071 X X
026 X X 072 X X
027 X X 073 X X
028 X X 074 X
029 X X 075 X X
030 X X 076 X X
031 X X 077 X X
032 X X 078 X X
033 X X 079 X X
034 X X 080 X X
035 X X 081 X
036 X X 082 X
037 X X 083 X
038 X X 084 X
039 X X 085 X
040 X X 086 X
041 X X
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-1 (CONTD.)
CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN O/G LINE-2
File
: PG
7250
00-0
02.x
lsTh
is d
raw
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and
desi
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the
prop
erty
of
AREV
A T
&D a
nd m
ust n
ot b
e co
pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN TIE-2
CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN TIE-2
INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN O/G LINE-2 (CONTD.)
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-2
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN O/G LINE2
003
INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN O/G LINE-1
INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN O/G LINE-1 (CONTD)
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN O/G LINE1
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN O/G LINE-1
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN O/G LINE-1
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN TIE-1
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN TIE-1
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-1
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN TIE-2
PROTECTION TRIP LOGIC FOR GT PROTECTIONS(TYPICAL)
PROTECTION TRIP LOGIC FOR ICT PROTECTIONS(TYPICAL)
CONTROL LOGIC FOR REMOTE CLOSING OF CIRCUIT BREAKERS FROM BCU/ BAY CONTROL & PROTECTION PANEL *
002
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN TIE-1
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN O/G LINE-2
INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN GT-3
INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN GT-3 (CONTD.)
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN GT-3
CONTROL & INTERLOCK LOGIC FOR OPENING & CLOSING OF CIRCUIT BREAKER INGT-3
CONTROL LOGIC FOR LOCAL OPERATION OF CKT. BKRS FROM EQP M. BOX
CONTROL LOGIC FOR REMOTE OPENING OF CIRCUIT BREAKERS FROM BCU/BAY CONTROL & PROTECTION PANEL *
PROTECTION TRIP LOGIC FOR LINE PROTECTIONS(TYPICAL)
PROTECTION TRIP LOGIC FOR TIE PROTECTIONS(TYPICAL)
CONTROL LOGIC FOR LOCAL OPERATION OF ISOLATORS FROM EQP M.BOX
CONTROL LOGIC FOR REMOTE OPERATION OF ISOLATORS FROM BCU
CONTROL LOGIC FOR REMOTE OPERATION OF ISOLATORS FROM HMI
CONTROL LOGIC FOR REMOTE OPERATION OF ISOLATORS FROM SCADA
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN ICT-2
CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN ICT-2
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN ICT-2
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-4
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN TIE-4
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN GT-4
IMPLEMENTATION OF AUTORECLOSE FUNCTION IN BCU
INTERLOCK LOGIC FOR OPERATION OF BUS-2 CVT ISOLATOR & EARTH SWITCH
IMPLEMENTATION OF SYNCHROCHECK IN BCU
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN O/G LINE-3
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN ICT-1
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-3 (CONTD.)
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-3
CONTROL & INTERLOCK LOGIC FOR OPERATION OFEARTH SWITCHES IN TIE-3
INDEX
CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN TIE-4
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-4
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-2
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN TIE-2
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN ICT-1 (CONTD.)
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN O/G LINE-2
EMI-7604PG754-4-028
CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN TIE-3
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN ICT-1
CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN ICT-1
SHEET REVISION DESCRIPTION
FRONT SHEET
INDEX
SHEET REVISION DESCRIPTION
SHEET NEXT SH.AREVA
CLIENT : ADANI POWER LTD.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
CONTROL LOGIC FOR REMOTE CLOSING OF CIRCUIT BREAKERS FROM SCADA (LDC) *
B
AREVA T&D India LimitedREV.
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN O/G LINE-4CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN TIE-1
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-4 (CONTD.)
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN O/G LINE-4
CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN O/G LINE-4
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN O/G LINE-4
CONTROL LOGIC FOR REMOTE OPENING OF CIRCUIT BREAKERS FROM HMI *
CONTROL LOGIC FOR REMOTE CLOSING OF CIRCUIT BREAKERS FROM HMI *
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN O/G LINE1CONTROL LOGIC FOR REMOTE OPENING OF CIRCUIT BREAKERS FROM SCADA (LDC) *
INTERLOCK LOGIC FOR OPERATION OF400kV ISOLATORS IN ICT-1
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN ICT-1
CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN O/G LINE-3
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN O/G LINE-3
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN O/G LINE-3
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN TIE-3
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-3
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN TIE-3
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN ICT-2
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN ICT-2 (CONTD.)
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN O/G ICT-2
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-4
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN TIE-4
CONTROL & INTERLOCK LOGIC FOR OPENING & CLOSING OF CIRCUIT BREAKER IN GT-4
CONTROL & INTERLOCK LOGIC FOR OPERATION OFEARTH SWITCHES IN TIE-4
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN GT-4 (CONTD.)
IMPLEMENTATION OF AUTORECLOSE FUNCTION IN BCU
CONTROL & INTERLOCK LOGIC FOR OPENING & CLOSING OF CIRCUIT BREAKER IN GT-4
INTERLOCK LOGIC FOR OPERATION OF BUS-1 CVT ISOLATOR & EARTH SWITCH
IMPLEMENTATION OF SYNCHROCHECK IN BCU
IMPLEMENTATION OF SYNCHROCHECK IN BCU
IMPLEMENTATION OF SYNCHROCHECK IN BCU
DF003
CONTROL LOGIC FOR LOCAL OPERATION OF ISOLATORS FROM EQUIPMENT MARSHALLING BOX*
NOTE :
* IN THIS MODE, CONTROL FROM HIGHER LEVELS NAMELY BCU / HMI/ SCADA ARE DEFEATED AS LONG AS THE LOCAL/REMOTE SELECTOR SWITCH AT EQP MARSHALLING BOX IS IN LOCAL MODE.
** INTERLOCKS REQUIRED FOR CLOSING/OPENING OF ISOLATORS ARE VERIFIED IN THE RESPECTIVE BAY CONTROL UNIT AND A OUTPUT IS GENERATED FROM THE BCU WHEN THE INTERLOCKS ARE SATISIFIED.THE GENERATED OUTPUT IS HARDWIRED IN THE CONTROL CIRCUIT OF THE ISOLATOR. OPEN/CLOSE COMMANDS TO THE ISOLATOR ARE NOT EXECUTED UNLESS THE INTERLOCKS ARE SATISFIED.OPERATION OF THE ISOLATORS EITHER FROM LOCAL/REMOTE WILL BE SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH. INTERLOCKS CAN BE BYPASSED UNDER EMERGENCY CONDITIONS, BY AUTHORISED PERSONNEL ONLY.
*** FOR DETAILED INTERLOCKS REFER THE INTERLOCKS FOR THE RESPECTIVE DETAILED INTERLOCKS.
CLIENT :
INTLK PERMISSIVE FROM RESPECTIVE BCU **
TO CLOSING CIRCUIT
INTLK PERMISSIVE FROM RESPECTIVE BCU **
CLOSE
TO OPEN CIRCUIT
OPEN
REMOTE = BCU/HMI/SCADA
SHEETCONTROL LOGIC FOR LOCAL OPERATION OF 400kV ISOLATORS
400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ PROJECT :
NEXT SH.
004003
AREVAAREVA T&D India Limited
REV.
EMI-7604PG754-4-028 A
ADANI POWER LTD.
LOCAL = EQP M.BOX
File
: PG
7250
00-0
03.x
lsTh
is d
raw
ing
and
desi
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the
prop
erty
of
AR
EV
A T
&D
and
mus
t not
be
copi
ed o
r len
t with
out p
rior p
erm
issi
on in
writ
ing
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
&
&
DF003
CONTROL LOGIC FOR REMOTE OPERATION OF ISOLATORS FROM BCU*
NOTE :
* IN THIS MODE, CONTROL FROM HIGHER LEVELS NAMELY HMI/ SCADA ARE DEFEATED AS LONG AS THE LOCAL/REMOTE SELECTOR SWITCH AT BCU IS IN LOCAL MODE.
** INTERLOCKS REQUIRED FOR CLOSING/OPENING OF ISOLATORS ARE VERIFIED IN THE RESPECTIVE BAY CONTROL UNIT AND A OUTPUT IS GENERATED FROM THE BCU WHEN THE INTERLOCKS ARE SATISIFIED.THE GENERATED OUTPUT IS HARDWIRED IN THE CONTROL CIRCUIT OF THE ISOLATOR. OPEN/CLOSE COMMANDS TO THE ISOLATOR ARE NOT EXECUTED UNLESS THE INTERLOCKS ARE SATISFIED.OPERATION OF THE ISOLATORS EITHER FROM LOCAL/REMOTE WILL BE SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH. INTERLOCKS CAN BE BYPASSED UNDER EMERGENCY CONDITIONS, BY AUTHORISED PERSONNEL ONLY.
*** FOR DETAILED INTERLOCKS REFER THE INTERLOCKS FOR THE RESPECTIVE DETAILED INTERLOCKS.
CLIENT :
File
: PG
7250
00-0
03.x
lsTh
is d
raw
ing
and
desi
gn is
the
prop
erty
of
AR
EV
A T
&D
and
mus
t not
be
copi
ed o
r len
t with
out p
rior p
erm
issi
on in
writ
ing
OPEN/CLOSE PUSH BUTTON CONTROL
FROM BCU
OPEN
BAY LOCAL/REMOTE PUSH BUTTON ON BCU
TO CLOSING CIRCUIT
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
CLOSE
TO OPEN CIRCUIT
INTLK PERMISSIVE FROM RESPECTIVE BCU **
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA
LOCAL = BCU
REMOTE = HMI / SCADA
005004
AREVA T&D India Limited
INTLK PERMISSIVE FROM RESPECTIVE BCU **
ADANI POWER LTD.
CONTROL LOGIC FOR REMOTE OPERATION OF 400kV ISOLATORS FROM BCU
REV.
EMI-7604PG754-4-028 A
AREVA SHEET NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
&
&
DF003
CONTROL LOGIC FOR REMOTE OPERATION OF ISOLATORS FROM HMI*
NOTE :
* IN THIS MODE, CONTROL FROM HIGHER SCADA LEVEL ARE DEFEATED AS LONG AS THE LOCAL/REMOTE SELECTION AT HMI IS IN LOCAL MODE.
** INTERLOCKS REQUIRED FOR CLOSING/OPENING OF ISOLATORS ARE VERIFIED IN THE RESPECTIVE BAY CONTROL UNIT AND A OUTPUT IS GENERATED FROM THE BCU WHEN THE INTERLOCKS ARE SATISIFIED.THE GENERATED OUTPUT IS HARDWIRED IN THE CONTROL CIRCUIT OF THE ISOLATOR. OPEN/CLOSE COMMANDS TO THE ISOLATOR ARE NOT EXECUTED UNLESS THE INTERLOCKS ARE SATISFIED.OPERATION OF THE ISOLATORS EITHER FROM LOCAL/REMOTE WILL BE SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH. INTERLOCKS CAN BE BYPASSED UNDER EMERGENCY CONDITIONS, BY AUTHORISED PERSONNEL ONLY.
*** FOR DETAILED INTERLOCKS REFER THE INTERLOCKS FOR THE RESPECTIVE DETAILED INTERLOCKS.
CLIENT :
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
006005
AREVA T&D India LimitedSHEET NEXT SH.CONTROL LOGIC FOR REMOTE OPERATION OF
400kV ISOLATORS FROM HMIREV.
EMI-7604PG754-4-028 A
AREVA
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA
BAY LOCAL/REMOTE PUSH BUTTON ON
BAY CONTROL UNIT
LOCAL = BCU
REMOTE = HMI / SCADA
TO OPEN CIRCUIT
INTLK PERMISSIVE FROM RESPECTIVE BCU **
INTLK PERMISSIVE FROM RESPECTIVE BCU **
ADANI POWER LTD.
TO CLOSING CIRCUIT
OPEN
CLOSE
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
REMOTE = SCADA
File
: PG
7250
00-0
03.x
lsTh
is d
raw
ing
and
desi
gn is
the
prop
erty
of
AR
EV
A T
&D
and
mus
t not
be
copi
ed o
r len
t with
out p
rior p
erm
issi
on in
writ
ing
SUBTATION LOCAL/REMOTE SELECTION
FROM HMI
LOCAL = HMI
OPEN/CLOSE CONTROL FROM HMI
&
&
DF003
CONTROL LOGIC FOR REMOTE OPERATION OF ISOLATORS FROM SCADA(LDC)
** INTERLOCKS REQUIRED FOR CLOSING/OPENING OF ISOLATORS ARE VERIFIED IN THE RESPECTIVE BAY CONTROL UNIT AND A OUTPUT IS GENERATED FROM THE BCU WHEN THE INTERLOCKS ARE SATISIFIED.THE GENERATED OUTPUT IS HARDWIRED IN THE CONTROL CIRCUIT OF THE ISOLATOR. OPEN/CLOSE COMMANDS TO THE ISOLATOR ARE NOT EXECUTED UNLESS THE INTERLOCKS ARE SATISFIED.OPERATION OF THE ISOLATORS EITHER FROM LOCAL/REMOTE WILL BE SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH. INTERLOCKS CAN BE BYPASSED UNDER EMERGENCY CONDITIONS, BY AUTHORISED PERSONNEL ONLY.
*** FOR DETAILED INTERLOCKS REFER THE INTERLOCKS FOR THE RESPECTIVE DETAILED INTERLOCKS.
CLIENT :
OPEN/CLOSE CONTROL FROM HMI
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
REMOTE = SCADA
REMOTE = HMI / SCADA
File
: PG
7250
00-0
03.x
lsTh
is d
raw
ing
and
desi
gn is
the
prop
erty
of
AR
EV
A T
&D
and
mus
t not
be
copi
ed o
r len
t with
out p
rior p
erm
issi
on in
writ
ing
SUBTATION LOCAL/REMOTE SELECTION
FROM HMI
LOCAL = HMI
BAY LOCAL/REMOTE PUSH BUTTON ON
BAY CONTROL UNIT
LOCAL = BCU
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
TO CLOSING CIRCUIT
OPEN
CLOSE
TO OPEN CIRCUIT
AREVA SHEET
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA INTLK PERMISSIVE FROM RESPECTIVE BCU **
INTLK PERMISSIVE FROM RESPECTIVE BCU **
ADANI POWER LTD.
CONTROL LOGIC FOR REMOTE OPERATION OF 400kV ISOLATORS FROM SCADA
REV. NEXT SH.
007006
AREVA T&D India LimitedEMI-7604PG754-4-028 A
&
&
DF003
CONTROL LOGIC FOR LOCAL OPERATION OF CIRCUIT BREAKERS FROM EQUIPMENT MARSHALLING BOX*
NOTE :
* IN THIS MODE, CONTROL FROM HIGHER LEVELS NAMELY BCU / HMI/ SCADA ARE DEFEATED AS LONG AS THE LOCAL/REMOTE SELECTOR SWITCH AT EQP MARSHALLING BOX IS IN LOCAL MODE.
** THESE INTERLOCKS ARE HARDWIRED AT BMK LEVEL AND OPERATION FROM EQP. MARSHALLING BOX IS POSSIBLE ONLY WHEN THESE INTERLOCKS ARE SATISFIED.FOR DETAILS REFER THE RESPECTIVE BREAKER INTERLOCK LOGICS
CLIENT :
File
: PG
7250
00-0
03.x
lsTh
is d
raw
ing
and
desi
gn is
the
prop
erty
of
AR
EV
A T
&D
and
mus
t not
be
copi
ed o
r len
t with
out p
rior p
erm
issi
on in
writ
ing
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
A
ADANI POWER LTD.
008007
AREVAEMI-7604PG754-4-028
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
LOCAL = EQP M.BOX
NEXT SH.CONTROL LOGIC FOR LOCAL OPERATION OF 400kV CIRCUIT BREAKERS
TO TRIP COIL - 1
TO CLOSING CIRCUIT
SHEET
OPEN
CLOSE
AREVA T&D India LimitedREV.
TO TRIP COIL - 2
REMOTE = BCU/HMI/SCADA
HARDWIRED INTERLOCKS AT BMK LEVEL **
&
&
DF003
CONTROL LOGIC FOR REMOTE OPENING OF CIRCUIT BREAKERS FROM BCU/BAY CONTROL & PROTECTION PANEL *
NOTE :
* IN THIS MODE, CONTROL FROM HIGHER LEVELS NAMELY HMI/ SCADA ARE DEFEATED AS LONG AS THE LOCAL/REMOTE SELECTOR SWITCH AT BCU IS IN LOCAL MODE.
** EMERGENCY TRIPPING CAN BE GIVEN THROUGH THE TNC SWITCH PROVIDED ON THE BAY PROTECTION & CONTROL PANEL. CONTROLS GIVEN THROUGH TNC SWITCH ARE ROUTED INDEPENDENT OF THE BCU AND HENCE ARE INDEPENDENT OF THE LOCAL/REMOTE SELECTION AT BCU/HMI.
*** PERMISSIVE FOR MAINTENANCE CLOSING IS GENERATED FROM BCU, WHEN BOTH THE ISOLATORS ON EITHER SIDES OF THE CB ARE OPEN. THIS OUTPUT CONTACT FROM BCU IS WIRED INTO THE TNC CLOSING CIRCUIT.
CLIENT :
008A008
AREVAAREVA T&D India Limited
REV.
EMI-7604PG754-4-028 A
SHEET NEXT SH.
OPEN/CLOSE PUSH BUTTON CONTROL
FROM BCU
CONTROL LOGIC FOR REMOTE OPENING OF 400kV LINE-TIE- ICT CIRCUIT BREAKERS FROM
BCU
ADANI POWER LTD.
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADATO TRIP COIL - 1
TO TRIP COIL - 2
OPEN
CLOSE
REMOTE = HMI / SCADA
PROJECT :
This
dra
win
g an
d de
sign
is th
e pr
oper
ty o
f A
RE
VA
T&
D a
nd m
ust n
ot b
e co
pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
BAY LOCAL/REMOTE PUSH BUTTON ON
BAY CONTROL UNIT
LOCAL = BCU
400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
CNTL SWTCH FROM C&R PANEL FOR EMERGENCY
CONTROL **
OPEN
CLOSE
OR&
&
&
DF003
PROTECTION TRIP LOGIC FOR LINE PROTECTIONS(TYPICAL)
CLIENT :
009008A
AREVAB
REV.
This
dra
win
g an
d de
sign
is th
e pr
oper
ty o
f A
RE
VA
T&
D a
nd m
ust n
ot b
e co
pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
PROTECTION TRIP LOGIC FOR LINE PROTECTION
EMI-7604PG754-4-028
400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
ADANI POWER LTD.
PROJECT :
SHEET NEXT SH.AREVA T&D India Limited
DF003
PROTECTION TRIP LOGIC FOR TIE PROTECTIONS(TYPICAL)
CLIENT :
This
dra
win
g an
d de
sign
is th
e pr
oper
ty o
f A
RE
VA
T&
D a
nd m
ust n
ot b
e co
pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
PROTECTION TRIP LOGIC FOR TIE PROTECTION
EMI-7604PG754-4-028
400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
ADANI POWER LTD.
PROJECT :
SHEET NEXT SH.AREVA T&D India Limited
008C008B
AREVAB
REV.
DF003
PROTECTION TRIP LOGIC FOR GT PROTECTIONS(TYPICAL)
NOTE :
* ONLY HV O/C & E/F PROTECTION, LBB & BUSBAR PROTECTION ARE LOCATED IN THE SWITCHYARD RELAY PANEL. ALL THE OTHER PROTECTIONS ARE NOT IN PRESENT SCOPE.
CLIENT :
008D008C
AREVAB
REV.
This
dra
win
g an
d de
sign
is th
e pr
oper
ty o
f A
RE
VA
T&
D a
nd m
ust n
ot b
e co
pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
PROTECTION TRIP LOGIC FOR GT PROTECTION
EMI-7604PG754-4-028
400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
ADANI POWER LTD.
PROJECT :
SHEET NEXT SH.AREVA T&D India Limited
DF003
PROTECTION TRIP LOGIC FOR ICT PROTECTIONS(TYPICAL)
NOTE :
* 220kV PROTECTIONS ARE NOT IN PRESENT SCOPE.
CLIENT :
This
dra
win
g an
d de
sign
is th
e pr
oper
ty o
f A
RE
VA
T&
D a
nd m
ust n
ot b
e co
pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
PROTECTION TRIP LOGIC FOR ICT PROTECTION
EMI-7604PG754-4-028
400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
ADANI POWER LTD.
PROJECT :
SHEET NEXT SH.AREVA T&D India Limited
009008D
AREVAB
REV.
DF003
CONTROL LOGIC FOR REMOTE CLOSING OF CIRCUIT BREAKERS FROM BCU/ BAY CONTROL & PROTECTION PANEL *
##PERMISSIVE FOR TNC MAINTENANCE CLOSING FROM BCU
(APPLIES TO ALL BAYS EXCEPT GT & GT TIE BAYS)
##
NOTE :
* IN THIS MODE, CONTROL FROM HIGHER LEVELS NAMELY HMI/ SCADA ARE DEFEATED AS LONG AS THE LOCAL/REMOTE SELECTOR SWITCH AT BCU IS IN LOCAL MODE.
** CHECK SYNCHRONISATION CONDITIONS ARE VALIDATED IN THE RESPECTIVE BAY CONTROL UNIT, BASED UPON THE SELECTED INCOMING & RUNNING VOLTAGES.
*** FOR DETAILED INTERLOCKING LOGICS REFER THE INTERLOCKS OF THE RESPECTIVE CIRCUIT BREAKER.
## PERMISSIVE FOR MAINTENANCE CLOSING IS GENERATED FROM BCU, WHEN BOTH THE ISOLATORS ON EITHER SIDES OF THE CB ARE OPEN. THIS OUTPUT CONTACT FROM BCU IS WIRED INTO THE TNC CLOSING CIRCUIT.
1 CLOSE COMMAND GIVEN BY THE OPERATOR FROM BCU WILL BE EXECUTED ONLY IF THE CHECK-SYNC CONDITIONS ARE SATISFIED.
2 CLOSE COMMAND FROM TNC SWITCH IS MEANT FOR CLOSING WITHOUT ANY SYNCHRONISATION & HENCE TO BE USED FOR MAINTENANCE/TESTING CONDITIONS.
3 INCOMING & RUNNING VOLTS ARE SELECTED BASED UPON THE ISOLATOR & CB POSITIONS IN THE RESPECTIVE DIA.CLIENT :
4 FOR GT-3 & GT-4 (BAYS-3, 12) REMOTE OPERATION IS NOT PROVIDED FROM SWITCHYARD.
5 FOR TIE-1 & TIE-4 (BAYS-2, 11) REMOTE OPERATION IS POSSIBLE FROM BCU/HMI/SCADA ONLY AS LONG AS THE TIE/GT SELECTOR SWITCH IS IN TIE MODE.
PERMISSIVE
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writ
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EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
BAY LOCAL/REMOTE PUSH BUTTON ON
BAY CONTROL UNIT
ADANI POWER LTD.
LOCAL = EQP M.BOX
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
INTLKS IMPLEMENTED THROUGH SOFT LOGIC IN RESPECTIVE BCU ***
TO CLOSING CIRCUIT
REMOTE = BCU/HMI/SCADA
OPEN/CLOSE PUSH BUTTON CONTROL
FROM BCU
OPEN
CLOSE
INTLKS IMPLEMENTED THROUGH HARDWIRINGIN BAY CNTL & PROT PANEL***
LOCAL = BCU
CONTROL LOGIC FOR REMOTE CLOSING OF 400kV LINE-TIE-ICT CIRCUIT BREAKERS
FROM BCU
REMOTE = HMI / SCADA
SELECTED INCOMING VOLTS
SELECTED RUNNING VOLTS
PERMISSIVE FOR MAINTENANCE CLOSING
CNTL SWTCH FROM C&R PANEL FOR EMERGENCY
CONTROL
OPEN
CLOSE
ISO 89-B OPEN
ISO 89-A OPEN
010009
AREVAAREVA T&D India Limited
REV.
EMI-7604PG754-4-028 B
SHEET NEXT SH.
VALIDATION OF CHECK-SYNC CONDITIONS
IN BCU**
OR
&
&
&
&
DF003
CONTROL LOGIC FOR REMOTE OPENING OF CIRCUIT BREAKERS FROM HMI *
NOTE :
* IN THIS MODE, CONTROL FROM HIGHER LEVELS NAMELY HMI/ SCADA ARE DEFEATED AS LONG AS THE LOCAL/REMOTE SELECTOR SWITCH AT BCU IS IN LOCAL MODE.
** EMERGENCY TRIPPING CAN BE GIVEN THROUGH THE TNC SWITCH PROVIDED ON THE BAY PROTECTION & CONTROL PANEL. CONTROLS GIVEN THROUGH TNC SWITCH ARE ROUTED INDEPENDENT OF THE BCU.
CLIENT :
OPEN/CLOSE CONTROL FROM HMI
OPEN
CLOSE
SUBTATION LOCAL/REMOTE SELECTION
FROM HMI
LOCAL = HMI
This
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ust n
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or l
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ithou
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mis
sion
in w
ritin
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EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
CNTL SWTCH FROM C&R PANEL FOR EMERGENCY
CONTROL **
OPEN
BAY LOCAL/REMOTE PUSH BUTTON ON
BAY CONTROL UNIT
LOCAL = BCU
NEXT SH.CONTROL LOGIC FOR REMOTE OPENING OF 400kV LINE-TIE- ICT CIRCUIT BREAKERS FROM
HMI
ADANI POWER LTD.
CLOSE
TO TRIP COIL - 1
TRIP COIL - 2
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA
REMOTE = SCADA
REMOTE = HMI / SCADA
011010
AREVAAREVA T&D India Limited
REV.
EMI-7604PG754-4-028 A
SHEET
OR
&
&
&
DF003
CONTROL LOGIC FOR REMOTE CLOSING OF CIRCUIT BREAKERS FROM HMI *
##PERMISSIVE FOR TNC MAINTENANCE CLOSING FROM BCU
(APPLIES TO ALL BAYS EXCEPT GT & GT TIE BAYS)
##
NOTE :
* IN THIS MODE, CONTROL FROM SCADA ARE DEFEATED AS LONG AS THE SUBSTATION LOCAL/REMOTE SELECTION IS IN LOCAL MODE.
** CHECK SYNCHRONISATION CONDITIONS ARE VALIDATED IN THE RESPECTIVE BAY CONTROL UNIT, BASED UPON THE SELECTED INCOMING & RUNNING VOLTAGES.
*** FOR DETAILED INTERLOCKING LOGICS REFER THE INTERLOCKS OF THE RESPECTIVE CIRCUIT BREAKER.
## PERMISSIVE FOR MAINTENANCE CLOSING IS GENERATED FROM BCU, WHEN BOTH THE ISOLATORS ON EITHER SIDES OF THE CB ARE OPEN. THIS OUTPUT CONTACT FROM BCU IS WIRED INTO THE TNC CLOSING CIRCUIT.
1 CLOSE COMMAND GIVEN BY THE OPERATOR FROM HMI WILL BE EXECUTED ONLY IF THE CHECK-SYNC CONDITIONS ARE SATISFIED.
2 CLOSE COMMAND FROM TNC SWITCH IS MEANT FOR CLOSING WITHOUT ANY SYNCHRONISATION & HENCE TO BE USED FOR MAINTENANCE/TESTING CONDITIONS.CLIENT :
3 INCOMING & RUNNING VOLTS ARE SELECTED BASED UPON THE ISOLATOR & CB POSITIONS IN THE RESPECTIVE DIA.
ISO 89-B OPEN
012011
AREVAAREVA T&D India Limited
REV.
EMI-7604PG754-4-028 B
NEXT SH.SHEET
400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
CNTL SWTCH FROM C&R PANEL FOR EMERGENCY
CONTROL
OPEN
CLOSE
ADANI POWER LTD.
LOCAL = EQP M.BOX
INTLKS IMPLEMENTED THROUGH HARDWIRINGIN BAY CNTL & PROT PANEL***
TO CLOSING CIRCUIT
REMOTE = BCU/HMI/SCADA
OPEN/CLOSE CONTROL FROM HMI
OPEN
CLOSE
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
BAY LOCAL/REMOTE PUSH BUTTON ON
BAY CONTROL UNIT
LOCAL = BCU
PERMISSIVE FOR MAINTENANCE CLOSINGPERMISSIVE
REMOTE = HMI / SCADA
SUBTATION LOCAL/REMOTE SELECTION
FROM HMI
LOCAL = HMI
REMOTE = SCADA
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win
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is th
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T&D
and
mus
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copi
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r len
t with
out p
rior p
erm
issi
on in
writ
ing
PROJECT :
SELECTED INCOMING VOLTS
SELECTED RUNNING VOLTS
CONTROL LOGIC FOR REMOTE CLOSING OF 400kV LINE-TIE- ICT CIRCUIT BREAKERS
FROM HMI
ISO 89-A OPEN
INTLKS IMPLEMENTED THROUGH SOFT LOGIC IN RESPECTIVE BCU ***
VALIDATION OF CHECK-SYNC CONDITIONS
IN BCU**
OR
&
&
&
&
DF003
CONTROL LOGIC FOR REMOTE OPENING OF CIRCUIT BREAKERS FROM SCADA (LDC) *
NOTE :
** EMERGENCY TRIPPING CAN BE GIVEN THROUGH THE TNC SWITCH PROVIDED ON THE BAY PROTECTION & CONTROL PANEL. CONTROLS GIVEN THROUGH TNC SWITCH ARE ROUTED INDEPENDENT OF THE BCU.
CLIENT :
TRIP COIL - 2
TO TRIP COIL - 1
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
013012
AREVAAREVA T&D India Limited
REV.
EMI-7604PG754-4-028 A
SHEET
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA
REMOTE = SCADA
REMOTE = HMI / SCADA
BAY LOCAL/REMOTE PUSH BUTTON ON
BAY CONTROL UNIT
LOCAL = BCU
NEXT SH.CONTROL LOGIC FOR REMOTE OPENING OF 400kV LINE-TIE- ICT CIRCUIT BREAKERS FROM
SCADA
ADANI POWER LTD.
SUBTATION LOCAL/REMOTE SELECTION
FROM HMI
LOCAL = HMI
This
dra
win
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is th
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T&
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ust n
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or l
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r per
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in w
ritin
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EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
OPEN/CLOSE CONTROL FROM SCADA
OPEN
CLOSE
CNTL SWTCH FROM C&R PANEL FOR EMERGENCY
CONTROL **
OPEN
CLOSE
OR
&
&
&
DF003
CONTROL LOGIC FOR REMOTE CLOSING OF CIRCUIT BREAKERS FROM SCADA (LDC) *
##PERMISSIVE FOR TNC MAINTENANCE CLOSING FROM BCU
(APPLIES TO ALL BAYS EXCEPT GT & GT TIE BAYS)
##
NOTE :
** CHECK SYNCHRONISATION CONDITIONS ARE VALIDATED IN THE RESPECTIVE BAY CONTROL UNIT, BASED UPON THE SELECTED INCOMING & RUNNING VOLTAGES.
*** FOR DETAILS INTERLOCKING LOGICS REFER THE INTERLOCKS OF THE RESPECTIVE CIRCUIT BREAKER.
## PERMISSIVE FOR MAINTENANCE CLOSING IS GENERATED FROM BCU, WHEN BOTH THE ISOLATORS ON EITHER SIDES OF THE CB ARE OPEN. THIS OUTPUT CONTACT FROM BCU IS WIRED INTO THE TNC CLOSING CIRCUIT.
1 CLOSE COMMAND GIVEN BY THE OPERATOR FROM SCADA WILL BE EXECUTED ONLY IF THE CHECK-SYNC CONDITIONS ARE SATISFIED.
2 CLOSE COMMAND FROM TNC SWITCH IS MEANT FOR CLOSING WITHOUT ANY SYNCHRONISATION & HENCE TO BE USED FOR MAINTENANCE/TESTING CONDITIONS.CLIENT :
3 INCOMING & RUNNING VOLTS ARE SELECTED BASED UPON THE ISOLATOR & CB POSITIONS IN THE RESPECTIVE DIA.
ISO 89-B OPENPERMISSIVE FOR MAINTENANCE CLOSING
CLOSE
INTLKS IMPLEMENTED THROUGH SOFT LOGIC IN RESPECTIVE BCU ***
ISO 89-A OPEN
OPEN/CLOSE CONTROL FROM HMI
OPEN
PERMISSIVE
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
BAY LOCAL/REMOTE PUSH BUTTON ON
BAY CONTROL UNIT
LOCAL = BCU
TO CLOSING CIRCUIT
REMOTE = BCU/HMI/SCADA
This
dra
win
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d de
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is th
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ty o
f AR
EVA
T&D
and
mus
t not
be
copi
ed o
r len
t with
out p
rior p
erm
issi
on in
writ
ing
SHEET
REMOTE = HMI / SCADA
SELECTED INCOMING VOLTS
SELECTED RUNNING VOLTS
ADANI POWER LTD.
LOCAL = EQP M.BOX
INTLKS IMPLEMENTED THROUGH HARDWIRINGIN BAY CNTL & PROT PANEL***
CONTROL LOGIC FOR REMOTE CLOSING OF 400kV LINE-TIE- ICT CIRCUIT BREAKERS
FROM SCADA
SUBTATION LOCAL/REMOTE SELECTION
FROM HMI
LOCAL = HMI
REMOTE = SCADA
CNTL SWTCH FROM C&R PANEL FOR EMERGENCY
CONTROL
OPEN
CLOSE
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
NEXT SH.
013
AREVAAREVA T&D India Limited
REV.
EMI-7604PG754-4-028 A 014
VALIDATION OF CHECK-SYNC CONDITIONS
IN BCU**
OR
&
&
&
&
DF003
INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN O/G LINE-1
A) ISOLATOR 1-89A
B) ISOLATOR 1-89B
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN CLIENT :
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
015014
AREVA T&D India LimitedSHEET NEXT SH.INTERLOCK LOGIC FOR OPERATION OF 400kV
ISOLATORS IN O/G LINE-1REV.
EMI-7604PG754-4-028 B
AREVA
ADANI POWER LTD.
ISO 1-89B INTLK PERMISSIVE*
ISO 1-89B OPEN REQUEST**
ISO 1-89B CLOSE ORDER
ISO 1-89B OPEN ORDER
ISO 1-89B CLOSE REQUEST**
1-52CB OPEN***
ISO 1-89A CLOSE REQUEST**
ISO 1-89A OPEN REQUEST**
ISO 1-89A INTLK PERMISSIVE*
ISO 1-89A CLOSE ORDER
ISO 1-89A OPEN ORDER
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in w
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g
BUS-2 CVT ISO CLOSED
BUS-2 CVT ES OPEN
1-89AE OPEN
1-52CB OPEN***
1-89BE OPEN
&
&
&
&
&
&
DF003
INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN O/G LINE-1 (CONTD)
C) ISOLATOR 1-89C
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN
CLIENT :
ISO 1-89L OPEN ORDERISO 1-89L OPEN REQUEST **
2-52CB OPEN***
This
dra
win
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T&D
and
mus
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be
copi
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INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-1 (CONTD)
016015
REV.
EMI-7604PG754-4-028 B
AREVA T&D India LimitedAREVA SHEET NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
1-89LE OPEN
1-52CB OPEN***
ADANI POWER LTD.
ISO 1-89L INTLK PERMISSIVE *
ISO 1-89L CLOSE ORDER
ISO 1-89L CLOSE REQUEST **
&
&
&
DF003
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN O/G LINE-1
A) EARTH SWITCH 1-89AE*
B) EARTH SWITCH 1-89BE*
C) EARTH SWITCH 1-89LE*
NOTE:
* FOR EARTH SWITCHES THERE IS NO REMOTE CONTROL FROM BCU/HMI/SCADA. CONTROL IS POSSIBLE ONLY FROM EQUIPMENT MARSHALLING BOX.ALL THE INTERLOCKS FOR EARTH SWITCH OPERATION ARE VERIFIED IN BCU & AN OUTPUT IS GENERATED FROM BCU WHEN THE INTERLOCKS ARE SATISFIED.
** THIS INTERLOCK PERMISSIVE IS GENERATED BY THE BCU AND IS HARD WIRED IN THE CONTROL CIRCUIT OF THE EARTH SWITCH. COMMANDS GIVEN FROM THE EQUIPMENT MARSHALLING BOX ARE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
*** LINE U/V PERMISSIVE IS TAKEN THROUGH SOFT FROM LINE DISTANCE PROTECTION RELAY.
CLIENT :
This
dra
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is th
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T&
D a
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ust n
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or l
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t prio
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mis
sion
in w
ritin
g
ISO 1-89A OPEN
ISO 1-89B OPEN
ISO 1-89L OPEN
DEAD LINE O/G LINE-1 (UNDER VOLTAGE
OPERATED) ***
ISO 1-89A OPEN
ISO 1-89B OPEN
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
ES 1-89BE INTLK PERMISSIVE **
CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES IN O/G LINE-1
ADANI POWER LTD.
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
017016
AREVA T&D India LimitedSHEET NEXT SH.REV.
EMI-7604PG754-4-028 B
AREVA
OPEN
CLOSE
ES 1-89AE INTLK PERMISSIVE **
TO OPEN CIRCUIT
TO CLOSING CIRCUIT
OPEN
CLOSE
TO OPEN CIRCUIT
TO CLOSING CIRCUIT
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
ES 1-89LE INTLK PERMISSIVE **
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSE
TO OPEN CIRCUIT
TO CLOSING CIRCUIT
&
&
&
&
&
&
&
&
&
DF003
CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN O/G LINE-1
A) RUNNING VOLTS *
B) INCOMING VOLTS **
CASE - I
CASE - 2
NOTE:
* FOR LINE FEEDERS, BUS-2 CVT WILL BE SELECTED AS RUNNING VOLTS AND EXTENDED TO BCU TERMINALS FOR CHECK-SYNC.
** AT ANY TIME ONLY ONE OF THE CASES WILL BE SUCCESFUL FOR INCOMING VOLTS. BASED ON THE ISOLATOR & CB POSITIONS, THE LOGICS ARE VALIDATED AND OUTPUTS ARE GENERATED FROM THE BCU WHICH ARE WIRED INTO THE PT SELECTION CIRCUIT FOR EXTENSION OF THE APPROPRIATE INCOMING VOLTS TO BCU.
THE SYNCHRONISATION OF LINE WITH GT IS NOT CONSIDERED IN THE CVT SELECTION & THE CB CLOSING SCHEME.
CLIENT :
RUNNING VOLTS
CB 3-52 CLOSE
SHEETCVT SELECTION LOGIC FOR CHECK-SYNC OF CB IN O/G LINE-1 (BAY-1)
ADANI POWER LTD.
AREVA T&D India Limited
PROJECT :
017
BUS-1 CVT SELECTEDISO 3-89G OPEN
400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
ISO 1-89L CLOSE LINE - 1 CVT (1 - CVTB) SELECTED
CB 1-89L OPEN
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r per
mis
sion
in w
ritin
g
BUS - 2 CVT
NEXT SH.REV.
EMI-7604PG754-4-028 B
AREVA018
CB 2-52 CLOSE
&
DF003
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN O/G LINE-1
A) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BMK LEVEL *
B) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BAY CONTROL & PROTECTION PANEL **
C) INTERLOCKS IMPLEMENTED IN SOFT LOGIC IN BCU ***
NOTE:
* THESE INTERLOCKS APPLY TO CLOSE OPERATION OF CIRCUIT BREAKER FROM THE EQUIPMENT MARSHALLING BOX.CLIENT :
** THESE HARDWIRED INTERLOCKS APPLY TO THE CONTROL USING TNC SWITCH ON THE BAY CONTROL & PROTECTION PANEL.IN CASE OF CLOSING FROM BCU/HMI/SCADA, THESE HARDWIRED INTERLOCKS MUST BE SATISFIED IN ADDITION TO THE SOFT LOGICS BUILT IN THE BCU.
*** THESE LOGICS APPLY FOR THE CLOSE OPERATION FROM BCU/HMI/SCADA. THESE LOGICS APPLY FOR AUTO RECLOSCLOSE COMMAND ISSUED BY THE BCU. A/R CLOSING WILL SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH.
CB 1-52 LOCAL CLOSING CIRCUIT *
86-A TRIP RELAY RESET
86-B TRIP RELAY RESET
A/R LK-OUT TRIP RELAY (86-LO) RESET
86-A TRIP RELAY RESET
86-B TRIP RELAY RESET
A/R LK-OUT TRIP RELAY (86-LO) RESET
BBP RELAYRESET
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AREV
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or l
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ithou
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r per
mis
sion
in w
ritin
g
ES 1-89 AE CLOSE
ES 1-89 BE CLOSE
TRIP CIRCUIT - 1 & 2 HEALTHY
CLOSE REQUEST FROM BCU/SCADA/HMI
BBP RELAYRESET
ISO 1-89A CLOSE
ISO 1-89B CLOSE
L/R SS AT CB 1-52 M.BOX IN REMOTE MODE
ADANI POWER LTD.
INTERLOCK LOGIC FOR CLOSING OF 400kV CIRCUIT BREAKER IN O/G LINE-1
REV.
EMI-7604PG754-4-028 B
AREVA
CB 1-52 CLOSING CIRCUIT **
019018
AREVA T&D India LimitedSHEET NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
RUNNING (BUS-2 CVT) VOLTS
CB 1-52 CLOSE ORDER
SELECTED INCOMING VOLTS (REFER SH: 017)
&
&
&
VALIDATION OF CHECK-SYNC CONDITIONS
IN BCU**
DF003
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN O/G LINE-1
A) INTERLOCKS FOR OPENING FROM BMK LEVEL *
B) INTERLOCKS FOR OPENING FROM REMOTE **
NOTE:
* THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM EQP. MARSHALLING BOX.
** THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM BCU/HMI/SCADA. THESE LOGICS ARE BUILT IN THE BCU.CLIENT :
*** CB CLOSE POSITION IS CONFIRMED ONLY WHEN ALL THE THREE POLES ARE CLOSED.
INTERLOCK LOGIC FOR OPENING OF 400kV CIRCUIT BREAKER IN O/G LINE-1
REV.
EMI-7604PG754-4-028 B
AREVA020019
AREVA T&D India LimitedSHEET NEXT SH.
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: PG
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of
AREV
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&D a
nd m
ust n
ot b
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pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
CB CLOSE ***
CB CLOSE ***
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
CB OPEN REQUEST *
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA TO TRIP COIL - 1
TO TRIP COIL - 1
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
TO TRIP COIL - 2
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSE
TO TRIP COIL - 2
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA
ADANI POWER LTD.
&
&
DF003
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN TIE-1
A) ISOLATOR 2-89A
A) ISOLATOR 2-89B
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN CLIENT :
File
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2-89BE OPEN
2-52CB OPEN***
ISO 2-89B CLOSE REQUEST**
ISO 2-89B OPEN REQUEST**
2-89AE OPEN
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS FOR TIE-1
REV.
ISO 2-89A OPEN ORDER
ISO 2-89B INTLK PERMISSIVE *
ISO 2-89B CLOSE ORDER
EMI-7604PG754-4-028 B
AREVAPROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT
MUNDRA SEZ
ADANI POWER LTD.
ISO 2-89A INTLK PERMISSIVE *
ISO 2-89A OPEN REQUEST**
ISO 2-89A CLOSE ORDER
ISO 2-89B OPEN ORDER
2-52CB OPEN***
ISO 2-89A CLOSE REQUEST**
021020
AREVA T&D India LimitedSHEET NEXT SH.
&
&
&
&
&
&
DF003
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN TIE-1
A) EARTH SWITCH 2-89AE*
B) EARTH SWITCH 2-89BE*
NOTE:
* FOR EARTH SWITCHES THERE IS NO REMOTE CONTROL FROM BCU/HMI/SCADA. CONTROL IS POSSIBLE ONLY FROM EQUIPMENT MARSHALLING BOX.ALL THE INTERLOCKS FOR EARTH SWITCH OPERATION ARE VERIFIED IN BCU & AN OUTPUT IS GENERATED FROM BCU WHEN THE INTERLOCKS ARE SATISFIED.
** THIS INTERLOCK PERMISSIVE IS GENERATED BY THE BCU AND IS HARD WIRED IN THE CONTROL CIRCUIT OF THE EARTH SWITCH. COMMANDS GIVEN FROM THE EQUIPMENT MARSHALLING BOX ARE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
CLIENT :
CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES IN TIE-
1 (BAY-2)
REV.
EMI-7604PG754-4-028 B
AREVA022021
ADANI POWER LTD.
AREVA T&D India LimitedSHEET NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
File
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ISO 2-89B OPEN
ISO 2-89A OPEN
ISO 2-89A OPEN
ES 2-89AE INTLK PERMISSIVE **
ISO 2-89B OPEN
TO OPEN CIRCUITOPEN/CLOSE PUSH BUTTON
CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSETO CLOSING CIRCUIT
ES 2-89BE INTLK PERMISSIVE **
TO OPEN CIRCUITOPEN/CLOSE PUSH BUTTON
CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSETO CLOSING CIRCUIT
&
&
&
&
&
&
DF003
CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN TIE-1
A) RUNNING VOLTS *
CASE-1 (TIE/GT SELECTOR SWITCH IN TIE MODE. SYNCHRONISATION IS DONE FROM SWITCHYARD BCU)
CASE-2 (TIE/GT SELECTOR SWITCH IN GT MODE. SYNCHRONISATION IS DONE FROM GCP)
B) INCOMING VOLTS *
CASE - I (APPLICABLE TO BOTH TIE & GCP MODE.)
CASE - 2 (APPLICABLE TO BOTH TIE & GCP MODE.)
CASE - 3 (APPLICABLE FOR GT SYNCHRONISATION ONLY .TIE/GT SELECTOR SWITCH IN GT MODE. SYNCHRONISATION IS DONE FROM GCP)
##
NOTE:
* SINCE THE SYNCHRONISATION OF GT IS DONE FROM GCP, GT CVT IS NOT CONSIDERED IN THE CVT SELECTION LOGIC FOR BCU. FOR BCU IN THE SWITCHYARD RUNNING VOLTS BY DEFAULT IS TAKEN AS BUS-1 VOLTS
** AT ANY TIME ONLY ONE OF THE CASES WILL BE SUCCESFUL FOR INCOMING VOLTS. BASED ON THE ISOLATOR & CB POSITIONS, THE LOGICS ARE VALIDATED AND OUTPUTS ARE GENERATED FROM THE BCU WHICH ARE WIRED INTO THE PT SELECTION CIRCUIT FOR EXTENSION OF THE APPROPRIATE INCOMING VOLTS TO BCU.
## GT-3 CVT WILL BE SELECTED ONLY FOR SYNCHRONISATION OF GT THROUGH THE TIE. CLIENT :
TIE/GCP SELECTOR SWITCH AT SWYD BAY
CONTROL & PROT PANEL
TIE = FEEDER
GCP = GT
BUS-2 CVT SELECTED **CB 1-89L OPEN
TIE/GCP SELECTOR SWITCH AT SWYD BAY
CONTROL & PROT PANEL
TIE = FEEDER
GCP = GT
CB 3-52 OPEN
TIE/GCP SELECTOR SWITCH AT SWYD BAY
CONTROL & PROT PANEL
TIE = FEEDER
GCP = GT
CB 1-52 CLOSE
BUS - 1 CVT RUNNING VOLTS TO BCU
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GT - 3 CVT RUNNING VOLTS
ISO 1-89L CLOSE
GT-3 CVT SELECTED **CB 3-89G CLOSED
LINE - 1 CVT (1 - CVTB) SELECTED **
CVT SELECTION LOGIC FOR CHECK-SYNC OF CB
IN TIE-1 (BAY-2)
ADANI POWER LTD.
EMI-7604PG754-4-028 B 023022
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
AREVA T&D India LimitedNEXT SH.REV.AREVA SHEET
&
&
OR
OR
&
DF003
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-1(REMOTE CLOSING POSSIBLE FROM SWITCHYARD ONLY AS LONG AS ISOLATOR 3-89G IS OPEN)
A) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BMK LEVEL *
B) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BAY CONTROL & PROTECTION PANEL **
NOTE:
* THESE INTERLOCKS APPLY TO CLOSE OPERATION OF CIRCUIT BREAKER FROM THE EQUIPMENT MARSHALLING BOX.
** THESE HARDWIRED INTERLOCKS APPLY TO THE CONTROL USING TNC SWITCH ON THE BAY CONTROL & PROTECTION PANEL.IN CASE OF CLOSING FROM BCU/HMI/SCADA, THESE HARDWIRED INTERLOCKS MUST BE SATISFIED IN ADDITION TO THE SOFT LOGICS BUILT IN THE BCU. CLIENT :
*** THESE LOGICS APPLY FOR THE CLOSE OPERATION FROM BCU/HMI/SCADA. THESE LOGICS APPLY FOR AUTO RECLOSECLOSE COMMAND ISSUED BY THE BCU. A/R CLOSING WILL SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH.
GT3INTLKS FROM GCP
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
023A023
AREVA T&D India LimitedSHEET NEXT SH.INTERLOCK LOGIC FOR CLOSING OF 400kV
CIRCUIT BREAKER IN TIE-1REV.
EMI-7604PG754-4-028 B
AREVA
CB 2-52 LOCAL CLOSING CIRCUIT *
ADANI POWER LTD.
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&D a
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in w
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ES 2-89 AE CLOSE
ES 2-89 BE CLOSE
GT-386 TRIP RELAY RESET
A/R LK-OUT TRIP RELAY (86-LO) RESET
O/G LINE-186-A TRIP RELAY RESET86-B TRIP RELAY RESET
TIE/GCP SELECTOR SWITCH AT SWYD BAY CONTROL &
PROT PANEL
CB 2-52 CLOSING CIRCUIT**
TIE = FEEDER
GCP = GT
&
&
OR
DF003
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-1 (CONTD.)
(REMOTE CLOSING POSSIBLE FROM SWITCHYARD ONLY AS LONG AS TIE/GCP SELECTOR SWITCH IS IN TIE MODE)
C) INTERLOCKS IMPLEMENTED IN SOFT LOGIC IN BCU ***
NOTE:
* THESE INTERLOCKS APPLY TO CLOSE OPERATION OF CIRCUIT BREAKER FROM THE EQUIPMENT MARSHALLING BOX.
** THESE HARDWIRED INTERLOCKS APPLY TO THE CONTROL USING TNC SWITCH ON THE BAY CONTROL & PROTECTION PANEL.IN CASE OF CLOSING FROM BCU/HMI/SCADA, THESE HARDWIRED INTERLOCKS MUST BE SATISFIED IN ADDITION TO THE SOFT LOGICS BUILT IN THE BCU. CLIENT :
*** THESE LOGICS APPLY FOR THE CLOSE OPERATION FROM BCU/HMI/SCADA. THESE LOGICS APPLY FOR AUTO RECLOSECLOSE COMMAND ISSUED BY THE BCU. A/R CLOSING WILL SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH.
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in w
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ISO 2-89B CLOSE
L/R SS AT CB 2-52 M.BOX IN REMOTE MODE
ISO 3-89G OPEN
O/G LINE-186-A TRIP RELAY RESET86-B TRIP RELAY RESET
TIE-1 A/R LK-OUT TRIP RELAY (86-LO) RESET
TIE/GCP SELECTOR SWITCH AT SWYD BAY CONTROL &
PROT PANEL
TIE = FEEDER
GCP = GT
ADANI POWER LTD.
RUNNING (BUS-1 CVT) VOLTS
CB 2-52 CLOSE ORDER
TRIP CIRCUIT - 1 & 2 HEALTHY
CLOSE REQUEST FROM BCU/SCADA/HMI
SELECTED INCOMING VOLTS (REFER SH: 022)
ISO 2-89A CLOSE
GT-386 TRIP RELAY RESET
INTERLOCK LOGIC FOR CLOSING OF 400kV CIRCUIT BREAKER IN TIE-1(CONTD.)
REV.
EMI-7604PG754-4-028 B
AREVAPROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT
MUNDRA SEZ
024023A
AREVA T&D India LimitedSHEET NEXT SH.
&
VALIDATION OF CHECK-SYNC CONDITIONS
IN BCU**
DF003
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN TIE-1(REMOTE OPENING POSSIBLE FROM SWITCHYARD ONLY IF TIE/GCP SELECTOR SWITCH IS IN TIE MODE)
A) INTERLOCKS FOR OPENING FROM BMK LEVEL *
B) INTERLOCKS FOR REMOTE OPENING **
NOTE:
* THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM EQP. MARSHALLING BOX.
** THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM BCU/HMI/SCADA. THESE LOGICS ARE BUILT IN THE BCU.
*** CB CLOSE POSITION IS CONFIRMED ONLY WHEN ALL THE THREE POLES ARE CLOSED.
CLIENT :
TIE = FEEDER
GCP = GT
TO TRIP COIL - 2
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSE
TO TRIP COIL - 2
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA TO TRIP COIL - 1
TO TRIP COIL - 1
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EVA
T&D
and
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out p
rior p
erm
issi
on in
writ
ing
CB CLOSE ***
CB CLOSE ***
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
CB OPEN REQUEST
3-89G OPEN
TIE/GCP SELECTOR SWITCH AT SWYD BAY CONTROL &
PROT PANEL
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: PG
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ADANI POWER LTD.
INTERLOCK LOGIC FOR OPENING OF 400kV CIRCUIT BREAKER IN TIE-1
REV.
EMI-7604PG754-4-028 B
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
AREVA025024
AREVA T&D India LimitedSHEET NEXT SH.
&
&
DF003
INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN GT-3
A) ISOLATOR 3-89B
B) ISOLATOR 3-89A
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIEDCLIENT :
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN
ISO 3-89B INTLK PERMISSIVE *
ISO 3-89B CLOSE ORDER
ISO 3-89B OPEN ORDER
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in w
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BUS-1 CVT ISO CLOSED
BUS-1 CVT ES OPEN
3-89BE OPEN
3-52CB OPEN***
3-89AE OPEN
ISO 3-89B CLOSE REQUEST**
ISO 3-89B OPEN REQUEST**
ISO 3-89A INTLK PERMISSIVE *
ISO 3-89A OPEN REQUEST**
ISO 3-89A CLOSE ORDER
ISO 3-89A OPEN ORDER
3-52CB OPEN***
ISO 3-89A CLOSE REQUEST**
026025
AREVA T&D India Limited
ADANI POWER LTD.
SHEET NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN GT-3 (BAY-3)
REV.
EMI-7604PG754-4-028 B
AREVA
&
&
&
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DF003
INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN GT-3 (CONTD.)
C) ISOLATOR 3-89G
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN
CLIENT :
AREVA SHEET NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
3-89GE OPEN
3-52CB OPEN***
ADANI POWER LTD.
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EVA
T&D
and
mus
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be
copi
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INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN GT-3 (BAY-3)
027026
REV.
EMI-7604PG754-4-028 B
AREVA T&D India Limited
ISO 3-89G INTLK PERMISSIVE*
ISO 3-89G CLOSE ORDER
ISO 3-89G CLOSE REQUEST **
ISO 3-89G OPEN ORDERISO 3-89G OPEN REQUEST **
2-52CB OPEN***
&
&
&
DF003
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN GT-3
A) EARTH SWITCH 3-89AE*
B) EARTH SWITCH 3-89BE*
C) EARTH SWITCH 3-89GE*
NOTE:
* FOR EARTH SWITCHES THERE IS NO REMOTE CONTROL FROM BCU/HMI/SCADA. CONTROL IS POSSIBLE ONLY FROM EQUIPMENT MARSHALLING BOX.ALL THE INTERLOCKS FOR EARTH SWITCH OPERATION ARE VERIFIED IN BCU & AN OUTPUT IS GENERATED FROM BCU WHEN THE INTERLOCKS ARE SATISFIED.
** THIS INTERLOCK PERMISSIVE IS GENERATED BY THE BCU AND IS HARD WIRED IN THE CONTROL CIRCUIT OF THE EARTH SWITCH. COMMANDS GIVEN FROM THE EQUIPMENT MARSHALLING BOX ARE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
CLIENT :
TO CLOSING CIRCUIT
OPENTO OPEN CIRCUIT
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSE
TO OPEN CIRCUIT
TO CLOSING CIRCUIT
GENERATOR EXCITATION OFF
EMI-7604PG754-4-028 B
AREVA
OPEN
CLOSE
CLOSETO CLOSING CIRCUIT
ES 3-89GE INTLK PERMISSIVE **
AREVA T&D India Limited
PROJECT :
REV.
ISO 3-89A OPEN
ISO 3-89B OPEN
ISO 3-89G OPEN
ISO 3-89A OPEN
ISO 3-89B OPEN
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
ES 3-89AE INTLK PERMISSIVE **
TO OPEN CIRCUIT
400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
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in w
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ES 3-89BE INTLK PERMISSIVE **
CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES IN GT-3
ADANI POWER LTD.
028027
SHEET NEXT SH.
&
&
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DF003
CONTROL & INTERLOCK LOGIC FOR OPENING & CLOSING OF CIRCUIT BREAKER IN GT-3
A) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BMK LEVEL FOR CLOSE OPERATION*
B) INTERLOCKS FOR CLOSING FROM REMOTE (GCP)
C) INTERLOCKS FOR OPENING FROM BMK LEVEL *
D) INTERLOCKS FOR OPENING FROM REMOTE (GCP)
NOTE:CLIENT :
* THESE INTERLOCKS APPLY TO OPERATION OF CIRCUIT BREAKER FROM THE EQUIPMENT MARSHALLING BOX.OPERATION OF THE CIRCUIT BREAKERS IN GT BAYS IS NOT ALLOWED FROM THE BAY CONTROL & PROTECTION PANEL, BCU/HMI/SCADA.
** CLOSE POSITION OF THE CIRCUIT BREAKER IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN.
CLOSE
REMOTE = GCP
GT3INTLKS FROM GCP
CB 3-52 REMOTE CLOSING CIRCUIT *
AREVA T&D India Limited
TO TRIP COIL - 1
OPEN/CLOSE PUSH BUTTON CONTROLS AT GCP
OPEN
CLOSE
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
LOCAL = EQP M.BOX
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
OPEN
SHEET NEXT SH.
REMOTE = BCU/HMI/SCADA TO TRIP COIL - 1
TO TRIP COIL - 2OPEN
CLOSE
TO TRIP COIL - 2
REMOTE = GCP
ADANI POWER LTD.
CONTROL & INTERLOCK LOGIC FOR 400kV CIRCUIT BREAKER IN GT-3 (BAY-3)
REV.
EMI-7604PG754-4-028 B
AREVA029028
File
: PG
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AR
EV
A T
&D
and
mus
t not
be
copi
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r len
t with
out p
rior p
erm
issi
on in
writ
ing
ES 3-89 AE CLOSE
ES 3-89 BE CLOSE
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
OPEN/CLOSE PUSH BUTTON CONTROLS AT GCP
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
GT3INTLKS FROM GCP
CB 3-52 LOCAL CLOSING CIRCUIT *
CB CLOSE **
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
LOCAL = EQP M.BOX
REMOTE = GCP
OPEN
CLOSE
LOCAL = EQP M.BOX
LOCAL = EQP M.BOX
&
&
&
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DF003
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-2
A) ISOLATOR 4-89A
B) ISOLATOR 4-89B
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN CLIENT :
ISO 4-89A INTLK PERMISSIVE *
ISO 4-89A CLOSE ORDER
ISO 4-89A OPEN ORDER
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BUS-2 CVT ISO CLOSED
BUS-2 CVT ES OPEN
4-89AE OPEN
4-52CB OPEN***
4-89BE OPEN
4-52CB OPEN***
ISO 4-89A CLOSE REQUEST**
ISO 4-89A OPEN REQUEST**
ISO 4-89B INTLK PERMISSIVE *
ISO 4-89B OPEN REQUEST**
ISO 4-89B CLOSE ORDER
ISO 4-89B OPEN ORDER
ISO 4-89B CLOSE REQUEST**
030029
AREVA T&D India Limited
ADANI POWER LTD.
SHEET NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-2
REV.
EMI-7604PG754-4-028 B
AREVA
&
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DF003
INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN O/G LINE-2 (CONTD.)
C) ISOLATOR 4-89L
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN
CLIENT :
AREVA SHEET NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
4-89LE OPEN
4-52CB OPEN***
ADANI POWER LTD.
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INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-2(CONTD.)
031030
REV.
EMI-7604PG754-4-028 B
AREVA T&D India Limited
ISO 4-89L INTLK PERMISSIVE *
ISO 4-89L CLOSE ORDER
ISO 4-89L CLOSE REQUEST **
ISO 4-89L OPEN ORDERISO 4-89L OPEN REQUEST **
5-52CB OPEN***
&
&
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DF003
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN O/G LINE-2
A) EARTH SWITCH 4-89AE*
B) EARTH SWITCH 4-89BE*
C) EARTH SWITCH 4-89LE*
NOTE:
* FOR EARTH SWITCHES THERE IS NO REMOTE CONTROL FROM BCU/HMI/SCADA. CONTROL IS POSSIBLE ONLY FROM EQUIPMENT MARSHALLING BOX.ALL THE INTERLOCKS FOR EARTH SWITCH OPERATION ARE VERIFIED IN BCU & AN OUTPUT IS GENERATED FROM BCU WHEN THE INTERLOCKS ARE SATISFIED.
** THIS INTERLOCK PERMISSIVE IS GENERATED BY THE BCU AND IS HARD WIRED IN THE CONTROL CIRCUIT OF THE EARTH SWITCH. COMMANDS GIVEN FROM THE EQUIPMENT MARSHALLING BOX ARE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
*** LINE U/V PERMISSIVE IS TAKEN THROUGH SOFT FROM LINE DISTANCE PROTECTION RELAY.
CLIENT :
ES 4-89AE INTLK PERMISSIVE **
TO OPEN CIRCUIT
TO CLOSING CIRCUIT
OPENTO OPEN CIRCUIT
B
AREVA
OPEN
CLOSE
CLOSETO CLOSING CIRCUIT
ES 4-89LE INTLK PERMISSIVE **
AREVA T&D India Limited
OPEN
CLOSE
ISO 4-89A OPEN
ISO 4-89B OPEN
ISO 4-89L OPEN
DEAD LINE O/G LINE-2 (UNDER VOLTAGE
OPERATED) ***
ISO 4-89A OPEN
ISO 4-89B OPEN
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
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or l
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ithou
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mis
sion
in w
ritin
g
ES 4-89BE INTLK PERMISSIVE **
CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES IN O/G LINE-2
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
TO OPEN CIRCUIT
TO CLOSING CIRCUIT
031
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
ADANI POWER LTD.
032
SHEET NEXT SH.REV.
EMI-7604PG754-4-028
&
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CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN O/G LINE-2
A) RUNNING VOLTS *
B) INCOMING VOLTS **
CASE - I
CASE - 2
CASE - 3
NOTE:
* FOR LINE FEEDERS, BUS-2 CVT WILL BE SELECTED AS RUNNING VOLTS AND EXTENDED TO BCU TERMINALS FOR CHECK-SYNC.
** AT ANY TIME ONLY ONE OF THE CASES WILL BE SUCCESFUL FOR INCOMING VOLTS. BASED ON THE ISOLATOR & CB POSITIONS, THE LOGICS ARE VALIDATED AND OUTPUTS ARE GENERATED FROM THE BCU WHICH ARE WIRED INTO THE PT SELECTION CIRCUIT FOR EXTENSION OF THE APPROPRIATE INCOMING VOLTS TO BCU.
CLIENT :
This
dra
win
g an
d de
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is th
e pr
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ty o
f A
RE
VA
T&
D a
nd m
ust n
ot b
e co
pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
BUS - 2 CVT
ISO 4-89L CLOSE
ISO 4-89L OPEN
033032
SHEET
ISO 4-89L OPEN
CVT SELECTION LOGIC FOR CHECK-SYNC OF CB IN O/G LINE-2 (BAY-4)
ADANI POWER LTD.
AREVA T&D India Limited
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
NEXT SH.
LINE - 2 CVT (4 - CVTB) SELECTED
RUNNING VOLTS
ISO 6-89G CLOSE
CB 5-52 CLOSE
CB 6-52 CLOSE
BUS-1 CVT SELECTEDISO 6-89G OPEN
CB 5-52 CLOSE ICT-1 CVT (6-CVT)SELECTED
REV.
EMI-7604PG754-4-028 B
AREVA
&
&
DF003
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN O/G LINE-2
A) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BMK LEVEL *
B) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BAY CONTROL & PROTECTION PANEL **
C) INTERLOCKS IMPLEMENTED IN SOFT LOGIC IN BCU ***
NOTE:
* THESE INTERLOCKS APPLY TO CLOSE OPERATION OF CIRCUIT BREAKER FROM THE EQUIPMENT MARSHALLING BOX.
** THESE HARDWIRED INTERLOCKS APPLY TO THE CONTROL USING TNC SWITCH ON THE BAY CONTROL & PROTECTION PANEL.IN CASE OF CLOSING FROM BCU/HMI/SCADA, THESE HARDWIRED INTERLOCKS MUST BE SATISFIED IN ADDITION TO THE SOFT LOGICS BUILT IN THE BCU.
CLIENT : *** THESE LOGICS APPLY FOR THE CLOSE OPERATION FROM BCU/HMI/SCADA. THESE LOGICS APPLY FOR AUTO RECLOSE
CLOSE COMMAND ISSUED BY THE BCU. A/R CLOSING WILL SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH.
AREVA T&D India LimitedSHEET NEXT SH.
RUNNING (BUS-2 CVT) VOLTS
CB 4-52 CLOSE ORDER
SELECTED INCOMING VOLTS (REFER SH: 032)
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
ADANI POWER LTD.
INTERLOCK LOGIC FOR CLOSING OF 400kV CIRCUIT BREAKER IN O/G LINE-2
REV.
EMI-7604PG754-4-028 B
AREVA034033
CB 4-52 LOCAL CLOSING CIRCUIT *
86-A TRIP RELAY RESET
86-B TRIP RELAY RESET
A/R LK-OUT TRIP RELAY (86-LO) RESET
86-A TRIP RELAY RESET
86-B TRIP RELAY RESET
A/R LK-OUT TRIP RELAY (86-LO) RESET
BBP RELAYRESET
CB 4-52 CLOSING CIRCUIT **
File
: PG
7250
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AREV
A T
&D a
nd m
ust n
ot b
e co
pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
ES 4-89 AE CLOSE
ES 4-89 BE CLOSE
TRIP CIRCUIT - 1 & 2 HEALTHY
CLOSE REQUEST FROM BCU/SCADA/HMI
BBP RELAYRESET
ISO 4-89A CLOSE
ISO 4-89B CLOSE
L/R SS AT CB 4-52 M.BOX IN REMOTE MODE
&
&
&
VALIDATION OF CHECK-SYNC CONDITIONS
IN BCU**
DF003
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN O/G LINE-2
A) INTERLOCKS FOR OPENING FROM BMK LEVEL *
B) INTERLOCKS FOR OPENING FROM REMOTE **
NOTE:
* THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM EQP. MARSHALLING BOX.
** THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM BCU/HMI/SCADA. THESE LOGICS ARE BUILT IN THE BCU.
*** CB CLOSE POSITION IS CONFIRMED ONLY WHEN ALL THE THREE POLES ARE CLOSED.
CLIENT :
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADATO TRIP COIL - 2
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA TO TRIP COIL - 1
TO TRIP COIL - 1
OPEN
CLOSE
TO TRIP COIL - 2
This
dra
win
g an
d de
sign
is th
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oper
ty o
f AR
EVA
T&D
and
mus
t not
be
copi
ed o
r len
t with
out p
rior p
erm
issi
on in
writ
ing
CB CLOSE ***
CB CLOSE ***
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
CB OPEN REQUEST *
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
File
: PG
7250
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ADANI POWER LTD.
INTERLOCK LOGIC FOR OPENING OF 400kV CIRCUIT BREAKER IN O/G LINE-2
REV.
EMI-7604PG754-4-028 B
AREVAPROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT
MUNDRA SEZ
035034
AREVA T&D India LimitedSHEET NEXT SH.
&
&
DF003
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN TIE-2
A) ISOLATOR 5-89A
A) ISOLATOR 5-89B
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN
CLIENT : ADANI POWER LTD.
ISO 5-89A OPEN REQUEST**
ISO 5-89A CLOSE ORDER
ISO 5-89B OPEN ORDER
ISO 5-89A OPEN ORDER
ISO 5-89A INTLK PERMISSIVE*
5-52CB OPEN***
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: PG
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5-89BE OPEN
5-52CB OPEN***
ISO 5-89B CLOSE REQUEST**
ISO 5-89B OPEN REQUEST**
5-89AE OPEN
ISO 5-89A CLOSE REQUEST**
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN TIE-2
ISO 5-89B CLOSE ORDER
PROJECT :
ISO 5-89B INTLK PERMISSIVE*
EMI-7604PG754-4-028
400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
AREVA REV.
036035
AREVA T&D India LimitedSHEET NEXT SH.
B
&
&
&
&
&
&
DF003
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN TIE-2
A) EARTH SWITCH 5-89AE*
B) EARTH SWITCH 5-89BE*
NOTE:
* FOR EARTH SWITCHES THERE IS NO REMOTE CONTROL FROM BCU/HMI/SCADA. CONTROL IS POSSIBLE ONLY FROM EQUIPMENT MARSHALLING BOX.ALL THE INTERLOCKS FOR EARTH SWITCH OPERATION ARE VERIFIED IN BCU & AN OUTPUT IS GENERATED FROM BCU WHEN THE INTERLOCKS ARE SATISFIED.
** THIS INTERLOCK PERMISSIVE IS GENERATED BY THE BCU AND IS HARD WIRED IN THE CONTROL CIRCUIT OF THE EARTH SWITCH. COMMANDS GIVEN FROM THE EQUIPMENT MARSHALLING BOX ARE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
CLIENT :
ES 5-89BE INTLK PERMISSIVE **
TO OPEN CIRCUITOPEN/CLOSE PUSH BUTTON
CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSETO CLOSING CIRCUIT
ES 5-89AE INTLK PERMISSIVE **
ISO 5-89B OPEN
TO OPEN CIRCUITOPEN/CLOSE PUSH BUTTON
CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSETO CLOSING CIRCUIT
File
: PG
7250
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ls
ISO 5-89B OPEN
ISO 5-89A OPEN
ISO 5-89A OPEN
037036
ADANI POWER LTD.
AREVA T&D India LimitedSHEET NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES
IN TIE-2 (BAY-5)
REV.
EMI-7604PG754-4-028 B
AREVA
&
&
&
&
&
&
DF003
CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN TIE-2
A) RUNNING VOLTS *
CASE - I
CASE - 2
B) INCOMING VOLTS *
CASE - I
CASE - 2
NOTE:
* AT ANY TIME ONLY ONE OF THE CASES WILL BE SUCCESFUL FOR INCOMING /RUNNING VOLTS. BASED ON THE ISOLATOR & CB POSITIONS, THE LOGICS ARE VALIDATED AND OUTPUTS ARE GENERATED FROM THE BCU WHICH ARE WIRED INTO THE PT SELECTION CIRCUIT FOR EXTENSION OF THE APPROPRIATE INCOMING/RUNNING VOLTS TO BCU.
CLIENT :
CVT SELECTION LOGIC FOR CHECK-SYNC OF CB
IN TIE-2 (BAY-5)
ADANI POWER LTD.
EMI-7604PG754-4-028 B 038037
AREVA T&D India LimitedNEXT SH.REV.AREVA
This
dra
win
g an
d de
sign
is th
e pr
oper
ty o
f A
RE
VA
T&
D a
nd m
ust n
ot b
e co
pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
ISO 4-89L CLOSE
CB 6-89G OPEN
CB 4-52 CLOSE
SHEET
ISO 6-89G CLOSE
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
CB 6-52 CLOSE
CB 4-89L OPEN
LINE - 2 CVT (4 - CVTB) SELECTED
BUS-2 CVT SELECTED
ICT CVT (6 - CVT) SELECTED
BUS-1 CVT SELECTED
&
&
DF003
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-2
A) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BMK LEVEL *
B) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BAY CONTROL & PROTECTION PANEL **
C) INTERLOCKS IMPLEMENTED IN SOFT LOGIC IN BCU ***
NOTE:
* THESE INTERLOCKS APPLY TO CLOSE OPERATION OF CIRCUIT BREAKER FROM THE EQUIPMENT MARSHALLING BOX.CLIENT :
** THESE HARDWIRED INTERLOCKS APPLY TO THE CONTROL USING TNC SWITCH ON THE BAY CONTROL & PROTECTION PANEL.IN CASE OF CLOSING FROM BCU/HMI/SCADA, THESE HARDWIRED INTERLOCKS MUST BE SATISFIED IN ADDITION TO THE SOFT LOGICS BUILT IN THE BCU.
*** THESE LOGICS APPLY FOR THE CLOSE OPERATION FROM BCU/HMI/SCADA. THESE LOGICS APPLY FOR AUTO RECLOSCLOSE COMMAND ISSUED BY THE BCU. A/R CLOSING WILL SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH.
ICT-186-A TRIP RELAY RESET86-B TRIP RELAY RESET
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AREV
A T
&D a
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ust n
ot b
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pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
ES 5-89 AE CLOSE
ES 5-89 BE CLOSE
ISO 5-89B CLOSE
L/R SS AT CB 5-52 M.BOX IN REMOTE MODE
TIE-2 A/R LK-OUT TRIP RELAY (86-LO) RESET
O/G LINE-286-A TRIP RELAY RESET86-B TRIP RELAY RESET
O/G LINE-286-A TRIP RELAY RESET86-B TRIP RELAY RESET
TIE-2 A/R LK-OUT TRIP RELAY (86-LO) RESET
ADANI POWER LTD.
SELECTED RUNNING VOLTS (REFER SH:037)
CB 5-52 CLOSE ORDER
TRIP CIRCUIT - 1 & 2 HEALTHY
CLOSE REQUEST FROM BCU/SCADA/HMI
SELECTED INCOMING VOLTS (REFER SH: 037)
ISO 5-89A CLOSE
ICT-186-A TRIP RELAY RESET86-B TRIP RELAY RESET
039038
AREVA T&D India LimitedSHEET NEXT SH.
CB 5-52 LOCAL CLOSING CIRCUIT *
CB 5-52 CLOSING CIRCUIT**
INTERLOCK LOGIC FOR CLOSING OF 400kV CIRCUIT BREAKER IN TIE-2
REV.
EMI-7604PG754-4-028 B
AREVAPROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT
MUNDRA SEZ
&
&
&
VALIDATION OF CHECK-SYNC CONDITIONS
IN BCU**
DF003
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN TIE-2
A) INTERLOCKS FOR OPENING FROM BMK LEVEL *
B) INTERLOCKS FOR REMOTE OPENING **
NOTE:
* THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM EQP. MARSHALLING BOX.
** THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM BCU/HMI/SCADA. THESE LOGICS ARE BUILT IN THE BCU.
*** CB CLOSE POSITION IS CONFIRMED ONLY WHEN ALL THE THREE POLES ARE CLOSED.
CLIENT :
039
AREVA T&D India LimitedSHEET NEXT SH.
File
: PG
7250
00-0
03.x
ls PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
ADANI POWER LTD.
INTERLOCK LOGIC FOR OPENING OF 400kV CIRCUIT BREAKER IN TIE-2
REV.
EMI-7604PG754-4-028 B
AREVA040
This
dra
win
g an
d de
sign
is th
e pr
oper
ty o
f AR
EVA
T&D
and
mus
t not
be
copi
ed o
r len
t with
out p
rior p
erm
issi
on in
writ
ing
CB CLOSE ***
CB CLOSE ***
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
CB OPEN REQUEST
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
REMOTE = BCU/HMI/SCADATO TRIP COIL - 2
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA TO TRIP COIL - 1
TO TRIP COIL - 1
OPEN
CLOSE
TO TRIP COIL - 2
LOCAL = EQP M.BOX
&
&
DF003
INTERLOCK LOGIC FOR OPERATION OF400kV ISOLATORS IN ICT-1
A) ISOLATOR 6-89B
B) ISOLATOR 6-89A
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN CLIENT :
EMI-7604PG754-4-028 B
AREVA
ISO 6-89B INTLK PERMISSIVE *
ISO 6-89B CLOSE ORDER
ISO 6-89B OPEN ORDER
ADANI POWER LTD.
ISO 6-89A INTLK PERMISSIVE *
ISO 6-89A OPEN ORDER
ISO 6-89A CLOSE ORDER
6-52CB OPEN***
ISO 6-89B CLOSE REQUEST**
ISO 6-89B OPEN REQUEST**
6-89AE OPEN
This
dra
win
g an
d de
sign
is th
e pr
oper
ty o
f AR
EVA
T&D
and
mus
t not
be
copi
ed o
r len
t with
out p
rior p
erm
issi
on in
writ
ing
BUS-1 CVT ISO CLOSED
BUS-1 CVT ES OPEN
6-89BE OPEN
6-52CB OPEN***
ISO 6-89A OPEN REQUEST**
ISO 6-89A CLOSE REQUEST**
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN ICT-1
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
File
: PG
7250
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041040
AREVA T&D India LimitedSHEET NEXT SH.REV.
&
&
&
&
&
&
DF003
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN ICT-1 (CONTD.)
C) ISOLATOR 6-89G
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN
CLIENT :
ISO 6-89G OPEN ORDERISO 6-89G OPEN REQUEST**
5-52CB OPEN***
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: PG
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AR
EV
A T
&D
and
mus
t not
be
copi
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r len
t with
o
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN ICT-1 (CONTD.)
042041
REV.
EMI-7604PG754-4-028 B
AREVA T&D India LimitedAREVA SHEET NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
6-89GE OPEN
6-52CB OPEN***
ADANI POWER LTD.
ISO 6-89G INTLK PERMISSIVE *
ISO 6-89G CLOSE ORDERISO 6-89G CLOSE REQUEST**
&
&
&
DF003
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN ICT-1
A) EARTH SWITCH 6-89AE*
B) EARTH SWITCH 6-89BE*
C) EARTH SWITCH 6-89GE*
NOTE:
* FOR EARTH SWITCHES THERE IS NO REMOTE CONTROL FROM BCU/HMI/SCADA. CONTROL IS POSSIBLE ONLY FROM EQUIPMENT MARSHALLING BOX.ALL THE INTERLOCKS FOR EARTH SWITCH OPERATION ARE VERIFIED IN BCU & AN OUTPUT IS GENERATED FROM BCU WHEN THE INTERLOCKS ARE SATISFIED.
** THIS INTERLOCK PERMISSIVE IS GENERATED BY THE BCU AND IS HARD WIRED IN THE CONTROL CIRCUIT OF THE EARTH SWITCH. COMMANDS GIVEN FROM THE EQUIPMENT MARSHALLING BOX ARE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
CLIENT :
This
dra
win
g an
d de
sign
is th
e pr
oper
ty o
f A
RE
VA
T&
D a
nd m
ust n
ot b
e co
pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
ISO 6-89A OPEN
ISO 6-89B OPEN
ISO 6-89G OPEN
ISO 6-89A OPEN
ISO 6-89B OPEN
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
ICT LV CB OPEN
CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES IN ICT-1
ADANI POWER LTD.
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
043042
AREVA T&D India LimitedSHEET NEXT SH.REV.
EMI-7604PG754-4-028 B
AREVA
OPEN
CLOSE
CLOSETO CLOSING CIRCUIT
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
ES 6-89GE INTLK PERMISSIVE **
OPEN
CLOSE
TO OPEN CIRCUIT
TO CLOSING CIRCUIT
ES 6-89AE INTLK PERMISSIVE **
TO OPEN CIRCUIT
TO CLOSING CIRCUIT
OPENTO OPEN CIRCUIT
ES 6-89BE INTLK PERMISSIVE **
&
&
&
&
&
&
&
&
&
DF003
CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN ICT-1
A) RUNNING VOLTS *
B) INCOMING VOLTS **
CASE - I
CASE - 2
CASE - 3
NOTE:
* FOR ICT BAYS, BUS-1 CVT WILL BE SELECTED AS RUNNING VOLTS AND EXTENDED TO BCU TERMINALS FOR CHECK-SYNC.
** AT ANY TIME ONLY ONE OF THE CASES WILL BE SUCCESFUL FOR INCOMING VOLTS. BASED ON THE ISOLATOR & CB POSITIONS, THE LOGICS ARE VALIDATED AND OUTPUTS ARE GENERATED FROM THE BCU WHICH ARE WIRED INTO THE PT SELECTION CIRCUIT FOR EXTENSION OF THE APPROPRIATE INCOMING VOLTS TO BCU.
CLIENT :
This
dra
win
g an
d de
sign
is th
e pr
oper
ty o
f A
RE
VA
T&
D a
nd m
ust n
ot b
e co
pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
CVT SELECTION LOGIC FOR CHECK-SYNC OF CB
IN ICT-1 (BAY-6)
LINE - 2 CVT (4 - CVTB) SELECTED
BUS - 1 CVT
CB 4-52 CLOSE
CB 5-52 CLOSE
ISO 4-89L CLOSE
RUNNING VOLTS
BUS-2 CVT SELECTED
ADANI POWER LTD.
NEXT SH.REV.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
SHEETAREVAAREVA T&D India Limited
044
ICT -1 CVT (6 - CVT) SELECTED
ISO 6-89G OPEN
CB 4-52 OPEN
CB 5-52 CLOSE
ISO 6-89G CLOSE
043EMI-7604PG754-4-028 B
&
&
DF003
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN ICT-1
A) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BMK LEVEL *
B) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BAY CONTROL & PROTECTION PANEL **
C) INTERLOCKS IMPLEMENTED IN SOFT LOGIC IN BCU ***
NOTE:
* THESE INTERLOCKS APPLY TO CLOSE OPERATION OF CIRCUIT BREAKER FROM THE EQUIPMENT MARSHALLING BOX.
** THESE HARDWIRED INTERLOCKS APPLY TO THE CONTROL USING TNC SWITCH ON THE BAY CONTROL & PROTECTION PANEL.IN CASE OF CLOSING FROM BCU/HMI/SCADA, THESE HARDWIRED INTERLOCKS MUST BE SATISFIED IN ADDITION TO THE SOFT LOGICS BUILT IN THE BCU. CLIENT :
*** THESE LOGICS APPLY FOR THE CLOSE OPERATION FROM BCU/HMI/SCADA. THESE LOGICS APPLY FOR AUTO RECLOSECLOSE COMMAND ISSUED BY THE BCU. A/R CLOSING WILL SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH.
045044
AREVA T&D India LimitedSHEET NEXT SH.INTERLOCK LOGIC FOR CLOSING OF 400kV
CIRCUIT BREAKER IN ICT-1REV.
EMI-7604PG754-4-028 B
AREVA
CB 6-52 LOCAL CLOSING CIRCUIT *
86-A TRIP RELAY RESET
86-B TRIP RELAY RESET
RUNNING (BUS-1 CVT) VOLTS
CB 6-52 CLOSING CIRCUIT **
File
: PG
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lsTh
is d
raw
ing
and
desi
gn is
the
prop
erty
of
AREV
A T
&D a
nd m
ust n
ot b
e co
pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
ES 6-89 AE CLOSE
ES 6-89 BE CLOSE
TRIP CIRCUIT - 1 & 2 HEALTHY
CLOSE REQUEST FROM BCU/SCADA/HMI
BBP RELAYRESET
ISO 6-89A CLOSE
ISO 6-89B CLOSE
L/R SS AT CB 6-52 M.BOX IN REMOTE MODE
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
86-A TRIP RELAY RESET
86-B TRIP RELAY RESET
BBP RELAYRESET
ADANI POWER LTD.
CB 6-52 CLOSE ORDER
SELECTED INCOMING VOLTS (REFER SH: 043)
&
&
&
VALIDATION OF CHECK-SYNC CONDITIONS
IN BCU**
DF003
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN ICT-1
A) INTERLOCKS FOR OPENING FROM BMK LEVEL *
B) INTERLOCKS FOR OPENING FROM REMOTE **
NOTE:
* THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM EQP. MARSHALLING BOX.
** THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM BCU/HMI/SCADA. THESE LOGICS ARE BUILT IN THE BCU.CLIENT :
*** CB CLOSE POSITION IS CONFIRMED ONLY WHEN ALL THE THREE POLES ARE CLOSED.
TO TRIP COIL - 2
REMOTE = BCU/HMI/SCADA
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSE
TO TRIP COIL - 2
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA TO TRIP COIL - 1
TO TRIP COIL - 1LOCAL = EQP M.BOX
This
dra
win
g an
d de
sign
is th
e pr
oper
ty o
f AR
EVA
T&D
and
mus
t not
be
copi
ed o
r len
t with
out p
rior p
erm
issi
on in
writ
ing
CB CLOSE ***
CB CLOSE ***
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
CB OPEN REQUEST *
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ADANI POWER LTD.
INTERLOCK LOGIC FOR OPENING OF 400kV CIRCUIT BREAKER IN ICT-1
REV.
EMI-7604PG754-4-028 B
AREVAPROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT
MUNDRA SEZ
046045
AREVA T&D India LimitedSHEET NEXT SH.
&
&
DF003
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-3
A) ISOLATOR 7-89A
B) ISOLATOR 7-89B
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPENCLIENT :
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
047046
AREVA T&D India LimitedSHEET NEXT SH.INTERLOCK LOGIC FOR OPERATION OF 400kV
ISOLATORS IN O/G LINE-3REV.
EMI-7604PG754-4-028 B
AREVA
ADANI POWER LTD.
ISO 7-89B INTLK PERMISSIVE *
ISO 7-89B OPEN REQUEST**
ISO 7-89B CLOSE ORDER
ISO 7-89B OPEN ORDER
ISO 7-89B CLOSE REQUEST**
7-52CB OPEN***
ISO 7-89A CLOSE REQUEST**
ISO 7-89A OPEN REQUEST**
ISO 7-89A INTLK PERMISSIVE *
ISO 7-89A CLOSE ORDER
ISO 7-89A OPEN ORDER
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of
AREV
A T
&D a
nd m
ust n
ot b
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pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
BUS-2 CVT ISO CLOSED
BUS-2 CVT ES OPEN
7-89AE OPEN
7-52CB OPEN***
7-89BE OPEN
&
&
&
&
&
&
DF003
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-3 (CONTD.)
C) ISOLATOR 7-89L
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPENCLIENT :
ISO 7-89L OPEN ORDERISO 7-89L OPEN REQUEST **
8-52CB OPEN***
This
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win
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nd m
ust n
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or l
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ithou
t p
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-3 (CONTD.)
048047
REV.
EMI-7604PG754-4-028 B
AREVA T&D India LimitedAREVA SHEET NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
7-89LE OPEN
7-52CB OPEN***
ADANI POWER LTD.
ISO 7-89L INTLK PERMISSIVE*
ISO 7-89L CLOSE ORDER
ISO 7-89L CLOSE REQUEST **
&
&
&
DF003
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN O/G LINE-3
A) EARTH SWITCH 7-89AE*
B) EARTH SWITCH 7-89BE*
C) EARTH SWITCH 7-89LE*
NOTE:
* FOR EARTH SWITCHES THERE IS NO REMOTE CONTROL FROM BCU/HMI/SCADA. CONTROL IS POSSIBLE ONLY FROM EQUIPMENT MARSHALLING BOX.ALL THE INTERLOCKS FOR EARTH SWITCH OPERATION ARE VERIFIED IN BCU & AN OUTPUT IS GENERATED FROM BCU WHEN THE INTERLOCKS ARE SATISFIED.
** THIS INTERLOCK PERMISSIVE IS GENERATED BY THE BCU AND IS HARD WIRED IN THE CONTROL CIRCUIT OF THE EARTH SWITCH. COMMANDS GIVEN FROM THE EQUIPMENT MARSHALLING BOX ARE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
*** LINE U/V PERMISSIVE IS TAKEN THROUGH SOFT FROM LINE DISTANCE PROTECTION RELAY.
CLIENT :
048
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
ADANI POWER LTD.
049
SHEET NEXT SH.REV.
EMI-7604PG754-4-028
This
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VA
T&
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nd m
ust n
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pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
ES 7-89BE INTLK PERMISSIVE **
CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES IN O/G LINE-3
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
TO OPEN CIRCUIT
TO CLOSING CIRCUIT
ISO 7-89A OPEN
ISO 7-89B OPEN
ISO 7-89L OPEN
DEAD LINE O/G LINE-3 (UNDER VOLTAGE
OPERATED) ***
ISO 7-89A OPEN
ISO 7-89B OPEN
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
B
AREVA
OPEN
CLOSE
CLOSETO CLOSING CIRCUIT
ES 7-89LE INTLK PERMISSIVE **
AREVA T&D India Limited
OPEN
CLOSE
ES 7-89AE INTLK PERMISSIVE **
TO OPEN CIRCUIT
TO CLOSING CIRCUIT
OPENTO OPEN CIRCUIT
&
&
&
&
&
&
&
&
&
DF003
CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN O/G LINE-3
A) RUNNING VOLTS *
B) INCOMING VOLTS **
CASE - I
CASE - 2
CASE - 3
NOTE:
* FOR LINE FEEDERS, BUS-2 CVT WILL BE SELECTED AS RUNNING VOLTS AND EXTENDED TO BCU TERMINALS FOR CHECK-SYNC.
** AT ANY TIME ONLY ONE OF THE CASES WILL BE SUCCESFUL FOR INCOMING VOLTS. BASED ON THE ISOLATOR & CB POSITIONS, THE LOGICS ARE VALIDATED AND OUTPUTS ARE GENERATED FROM THE BCU WHICH ARE WIRED INTO THE PT SELECTION CIRCUIT FOR EXTENSION OF THE APPROPRIATE INCOMING VOLTS TO BCU.
CLIENT :
CVT SELECTION LOGIC FOR CHECK-SYNC OF CB IN O/G LINE-3 (BAY-7)
ADANI POWER LTD.
AREVA T&D India Limited
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
NEXT SH.REV.
EMI-7604PG754-4-028
RUNNING VOLTS
ISO 9-89G CLOSE
CB 8-52 CLOSE
CB 9-52 CLOSE
BUS-1 CVT SELECTEDISO 9-89G OPEN
CB 8-52 CLOSE
ICT-2 CVT (9-CVT)SELECTED
BUS - 2 CVT
ISO 7-89L CLOSE
B
AREVA050049
SHEET
LINE - 3 CVT (7 - CVTB) SELECTED
ISO 7-89L OPEN
ISO 7-89L OPEN
This
dra
win
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d de
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is th
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oper
ty o
f A
RE
VA
T&
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nd m
ust n
ot b
e co
pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
&
&
DF003
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN O/G LINE-3
A) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BMK LEVEL *
B) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BAY CONTROL & PROTECTION PANEL **
C) INTERLOCKS IMPLEMENTED IN SOFT LOGIC IN BCU ***
NOTE:
* THESE INTERLOCKS APPLY TO CLOSE OPERATION OF CIRCUIT BREAKER FROM THE EQUIPMENT MARSHALLING BOX.CLIENT :
** THESE HARDWIRED INTERLOCKS APPLY TO THE CONTROL USING TNC SWITCH ON THE BAY CONTROL & PROTECTION PANEL.IN CASE OF CLOSING FROM BCU/HMI/SCADA, THESE HARDWIRED INTERLOCKS MUST BE SATISFIED IN ADDITION TO THE SOFT LOGICS BUILT IN THE BCU.
*** THESE LOGICS APPLY FOR THE CLOSE OPERATION FROM BCU/HMI/SCADA. THESE LOGICS APPLY FOR AUTO RECLOSCLOSE COMMAND ISSUED BY THE BCU. A/R CLOSING WILL SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH.
File
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the
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of
AREV
A T
&D a
nd m
ust n
ot b
e co
pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
ES 7-89 AE CLOSE
ES 7-89 BE CLOSE
TRIP CIRCUIT - 1 & 2 HEALTHY
CLOSE REQUEST FROM BCU/SCADA/HMI
BBP RELAYRESET
ISO 7-89A CLOSE
ISO 7-89B CLOSE
L/R SS AT CB 7-52 M.BOX IN REMOTE MODE
CB 7-52 LOCAL CLOSING CIRCUIT *
86-A TRIP RELAY RESET
86-B TRIP RELAY RESET
A/R LK-OUT TRIP RELAY (86-LO) RESET
86-A TRIP RELAY RESET
86-B TRIP RELAY RESET
A/R LK-OUT TRIP RELAY (86-LO) RESET
BBP RELAYRESET
CB 7-52 CLOSING CIRCUIT **
ADANI POWER LTD.
INTERLOCK LOGIC FOR CLOSING OF 400kV CIRCUIT BREAKER IN O/G LINE-3
REV.
EMI-7604PG754-4-028 B
AREVA051050
AREVA T&D India LimitedSHEET NEXT SH.
RUNNING (BUS-2 CVT) VOLTS
CB 7-52 CLOSE ORDER
SELECTED INCOMING VOLTS (REFER SH: 049)
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
&
&
&
VALIDATION OF CHECK-SYNC CONDITIONS
IN BCU**
DF003
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN O/G LINE-3
A) INTERLOCKS FOR OPENING FROM BMK LEVEL *
B) INTERLOCKS FOR REMOTE OPENING **
NOTE:
* THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM EQP. MARSHALLING BOX.
** THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM BCU/HMI/SCADA. THESE LOGICS ARE BUILT IN THE BCU.CLIENT :
*** CB CLOSE POSITION IS CONFIRMED ONLY WHEN ALL THE THREE POLES ARE CLOSED.
051
AREVA T&D India LimitedSHEET NEXT SH.
File
: PG
7250
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ls
ADANI POWER LTD.
INTERLOCK LOGIC FOR OPENING OF 400kV CIRCUIT BREAKER IN O/G LINE-3
REV.
EMI-7604PG754-4-028 B
AREVAPROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT
MUNDRA SEZ
052
This
dra
win
g an
d de
sign
is th
e pr
oper
ty o
f AR
EVA
T&D
and
mus
t not
be
copi
ed o
r len
t with
out p
rior p
erm
issi
on in
writ
ing
CB CLOSE ***
CB CLOSE ***
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
CB OPEN REQUEST *
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
REMOTE = BCU/HMI/SCADA
TO TRIP COIL - 2
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA TO TRIP COIL - 1
TO TRIP COIL - 1
OPEN
CLOSE
TO TRIP COIL - 2
LOCAL = EQP M.BOX
&
&
DF003
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN TIE-3
A) ISOLATOR 8-89A
A) ISOLATOR 8-89B
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN
CLIENT :
File
: PG
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8-89BE OPEN
8-52CB OPEN***
ISO 8-89B CLOSE REQUEST**
ISO 8-89B OPEN REQUEST**
8-89AE OPEN
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN TIE-3
REV.
ISO 8-89A OPEN ORDER
ISO 8-89B INTLK PERMISSIVE *
ISO 8-89B CLOSE ORDER
EMI-7604PG754-4-028 B
AREVAPROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT
MUNDRA SEZ
ADANI POWER LTD.
ISO 8-89A INTLK PERMISSIVE *
ISO 8-89A OPEN REQUEST**
ISO 8-89A CLOSE ORDER
ISO 8-89B OPEN ORDER
8-52CB OPEN***
ISO 8-89A CLOSE REQUEST**
053052
AREVA T&D India LimitedSHEET NEXT SH.
&
&
&
&
&
&
DF003
CONTROL & INTERLOCK LOGIC FOR OPERATION OFEARTH SWITCHES IN TIE-3
A) EARTH SWITCH 8-89AE*
B) EARTH SWITCH 8-89BE*
NOTE:
* FOR EARTH SWITCHES THERE IS NO REMOTE CONTROL FROM BCU/HMI/SCADA. CONTROL IS POSSIBLE ONLY FROM EQUIPMENT MARSHALLING BOX.ALL THE INTERLOCKS FOR EARTH SWITCH OPERATION ARE VERIFIED IN BCU & AN OUTPUT IS GENERATED FROM BCU WHEN THE INTERLOCKS ARE SATISFIED.
** THIS INTERLOCK PERMISSIVE IS GENERATED BY THE BCU AND IS HARD WIRED IN THE CONTROL CIRCUIT OF THE EARTH SWITCH. COMMANDS GIVEN FROM THE EQUIPMENT MARSHALLING BOX ARE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
CLIENT :
CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES
IN TIE-3 (BAY-8)
REV.
EMI-7604PG754-4-028 B
AREVA054053
ADANI POWER LTD.
AREVA T&D India LimitedSHEET NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
File
: PG
7250
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ISO 8-89B OPEN
ISO 8-89A OPEN
ISO 8-89A OPEN
ES 8-89AE INTLK PERMISSIVE **
ISO 8-89B OPEN
TO OPEN CIRCUITOPEN/CLOSE PUSH BUTTON
CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSETO CLOSING CIRCUIT
ES 8-89BE INTLK PERMISSIVE **
TO OPEN CIRCUITOPEN/CLOSE PUSH BUTTON
CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSETO CLOSING CIRCUIT
&
&
&
&
&
&
DF003
CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN TIE-3
A) RUNNING VOLTS *
CASE - I
CASE - 2
B) INCOMING VOLTS *
CASE - I
CASE - 2
NOTE:
* AT ANY TIME ONLY ONE OF THE CASES WILL BE SUCCESFUL FOR INCOMING/RUNNING VOLTS. BASED ON THE ISOLATOR & CB POSITIONS, THE LOGICS ARE VALIDATED AND OUTPUTS ARE GENERATED FROM THE BCU WHICH ARE WIRED INTO THE PT SELECTION CIRCUIT FOR EXTENSION OF THE APPROPRIATE INCOMING/RUNNING VOLTS TO BCU.
CLIENT :
055054
AREVA T&D India LimitedNEXT SH.REV.AREVA SHEET
ISO 9-89G CLOSE
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
CB 9-52 CLOSE
CB 7-89L OPEN
LINE - 3 CVT (7 - CVTB) SELECTED
BUS-2 CVT SELECTED
ICT -2 CVT (9 - CVT) SELECTED
BUS-1 CVT SELECTED
ADANI POWER LTD.
This
dra
win
g an
d de
sign
is th
e pr
oper
ty o
f A
RE
VA
T&
D a
nd m
ust n
ot b
e co
pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
ISO 7-89L CLOSE
CB 9-89G OPEN
CB 7-52 CLOSE
CVT SELECTION LOGIC FOR CHECK-SYNC OF CB
IN TIE-3 (BAY-8) EMI-7604PG754-4-028 B
&
&
DF003
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-3
A) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BMK LEVEL *
B) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BAY CONTROL & PROTECTION PANEL **
C) INTERLOCKS IMPLEMENTED IN SOFT LOGIC IN BCU ***
NOTE:
* THESE INTERLOCKS APPLY TO CLOSE OPERATION OF CIRCUIT BREAKER FROM THE EQUIPMENT MARSHALLING BOX.
** THESE HARDWIRED INTERLOCKS APPLY TO THE CONTROL USING TNC SWITCH ON THE BAY CONTROL & PROTECTION PANEL.IN CASE OF CLOSING FROM BCU/HMI/SCADA, THESE HARDWIRED INTERLOCKS MUST BE SATISFIED IN ADDITION TO THE SOFT LOGICS BUILT IN THE BCU. CLIENT :
*** THESE LOGICS APPLY FOR THE CLOSE OPERATION FROM BCU/HMI/SCADA. THESE LOGICS APPLY FOR AUTO RECLOSECLOSE COMMAND ISSUED BY THE BCU. A/R CLOSING WILL SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH.
CB 8-52 LOCAL CLOSING CIRCUIT *
CB 8-52 CLOSING CIRCUIT**
INTERLOCK LOGIC FOR CLOSING OF 400kV CIRCUIT BREAKER IN TIE-3
REV.
EMI-7604PG754-4-028 B
AREVAPROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT
MUNDRA SEZ
ICT-286-A TRIP RELAY RESET86-B TRIP RELAY RESET
056055
AREVA T&D India LimitedSHEET NEXT SH.
TIE-3 A/R LK-OUT TRIP RELAY (86-LO) RESET
ADANI POWER LTD.
SELECTED RUNNING VOLTS (REFER SH:054)
CB 8-52 CLOSE ORDER
TRIP CIRCUIT - 1 & 2 HEALTHY
CLOSE REQUEST FROM BCU/SCADA/HMI
SELECTED INCOMING VOLTS (REFER SH: 054)
ISO 8-89A CLOSE
ICT-286-A TRIP RELAY RESET86-B TRIP RELAY RESET
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of
AREV
A T
&D a
nd m
ust n
ot b
e co
pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
ES 8-89 AE CLOSE
ES 8-89 BE CLOSE
ISO 8-89B CLOSE
L/R SS AT CB 8-52 M.BOX IN REMOTE MODE
TIE-3 A/R LK-OUT TRIP RELAY (86-LO) RESET
O/G LINE-386-A TRIP RELAY RESET86-B TRIP RELAY RESET
O/G LINE-386-A TRIP RELAY RESET86-B TRIP RELAY RESET
&
&
&
VALIDATION OF CHECK-SYNC CONDITIONS
IN BCU**
DF003
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN TIE-3
A) INTERLOCKS FOR OPENING FROM BMK LEVEL *
B) INTERLOCKS FOR REMOTE OPENING **
NOTE:
* THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM EQP. MARSHALLING BOX.
** THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM BCU/HMI/SCADA. THESE LOGICS ARE BUILT IN THE BCU.
*** CB CLOSE POSITION IS CONFIRMED ONLY WHEN ALL THE THREE POLES ARE CLOSED.
CLIENT :
TO TRIP COIL - 2
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSE
TO TRIP COIL - 2
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA TO TRIP COIL - 1
TO TRIP COIL - 1
This
dra
win
g an
d de
sign
is th
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oper
ty o
f AR
EVA
T&D
and
mus
t not
be
copi
ed o
r len
t with
out p
rior p
erm
issi
on in
writ
ing
CB CLOSE ***
CB CLOSE ***
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
CB OPEN REQUEST
File
: PG
7250
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ls PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
ADANI POWER LTD.
INTERLOCK LOGIC FOR OPENING OF 400kV CIRCUIT BREAKER IN TIE-3
REV.
EMI-7604PG754-4-028 B
AREVA057056
AREVA T&D India LimitedSHEET NEXT SH.
&
&
DF003
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN ICT-2
A) ISOLATOR 9-89B
B) ISOLATOR 9-89A
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN
CLIENT :
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN ICT-2
File
: PG
7250
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is d
raw
ing
and
desi
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the
prop
erty
of
AREV
A T
&D a
nd m
ust n
ot b
e co
pied
or l
ent w
ithou
t prio
r per
mis
sion
in w
ritin
g
BUS-1 CVT ISO CLOSED
BUS-1 CVT ES OPEN
9-89BE OPEN
9-52CB OPEN***
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
9-52CB OPEN***
ISO 9-89B CLOSE REQUEST**
ISO 9-89B OPEN REQUEST**
ISO 9-89B INTLK PERMISSIVE *
ISO 9-89B CLOSE ORDER
ISO 9-89B OPEN ORDER
ADANI POWER LTD.
ISO 9-89A INTLK PERMISSIVE *
ISO 9-89A OPEN REQUEST**ISO 9-89A OPEN ORDER
ISO 9-89A CLOSE ORDER
9-89AE OPEN
ISO 9-89A CLOSE REQUEST**
058057
AREVA T&D India LimitedSHEET NEXT SH.REV.
EMI-7604PG754-4-028 B
AREVA
&
&
&
&
&
&
DF003
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN ICT-2 (CONTD.)
C) ISOLATOR 9-89G
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN
CLIENT :
AREVA SHEET NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
9-89GE OPEN
8-52CB OPEN***
ADANI POWER LTD.
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the
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erty
of
AR
EV
A T
&D
and
mus
t not
be
copi
ed o
r len
t wi
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN ICT-2 (CONTD.)
059058
REV.
EMI-7604PG754-4-028 B
AREVA T&D India Limited
ISO 9-89G INTLK PERMISSIVE *
ISO 9-89G CLOSE ORDER
ISO 9-89G CLOSE REQUEST**
ISO 9-89G OPEN ORDERISO 9-89G OPEN REQUEST**
9-52CB OPEN***
&
&
&
DF003
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN ICT-2
A) EARTH SWITCH 9-89AE*
B) EARTH SWITCH 9-89BE*
C) EARTH SWITCH 9-89GE*
NOTE:
* FOR EARTH SWITCHES THERE IS NO REMOTE CONTROL FROM BCU/HMI/SCADA. CONTROL IS POSSIBLE ONLY FROM EQUIPMENT MARSHALLING BOX.ALL THE INTERLOCKS FOR EARTH SWITCH OPERATION ARE VERIFIED IN BCU & AN OUTPUT IS GENERATED FROM BCU WHEN THE INTERLOCKS ARE SATISFIED.
** THIS INTERLOCK PERMISSIVE IS GENERATED BY THE BCU AND IS HARD WIRED IN THE CONTROL CIRCUIT OF THE EARTH SWITCH. COMMANDS GIVEN FROM THE EQUIPMENT MARSHALLING BOX ARE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
CLIENT :
CLOSE
TO OPEN CIRCUIT
TO CLOSING CIRCUIT
ES 9-89AE INTLK PERMISSIVE **
TO OPEN CIRCUIT
TO CLOSING CIRCUIT
OPENTO OPEN CIRCUIT
ES 9-89BE INTLK PERMISSIVE **
B
AREVA
OPEN
CLOSE
CLOSETO CLOSING CIRCUIT
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
ES 9-89GE INTLK PERMISSIVE **
OPEN
CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES IN ICT-2
ADANI POWER LTD.
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
060059
AREVA T&D India LimitedSHEET NEXT SH.REV.
EMI-7604PG754-4-028
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ISO 9-89A OPEN
ISO 9-89B OPEN
ISO 9-89G OPEN
ISO 9-89A OPEN
ISO 9-89B OPEN
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
&
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DF003
CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN ICT-2
A) RUNNING VOLTS *
B) INCOMING VOLTS **
CASE - I
CASE - 2
CASE - 3
NOTE:
* FOR ICT BAYS, BUS-1 CVT WILL BE SELECTED AS RUNNING VOLTS AND EXTENDED TO BCU TERMINALS FOR CHECK-SYNC.
** AT ANY TIME ONLY ONE OF THE CASES WILL BE SUCCESFUL FOR INCOMING/ RUNNING VOLTS. BASED ON THE ISOLATOR & CB POSITIONS, THE LOGICS ARE VALIDATED AND OUTPUTS ARE GENERATED FROM THE BCU WHICH ARE WIRED INTO THE PT SELECTION CIRCUIT FOR EXTENSION OF THE APPROPRIATE INCOMING/ RUNNING VOLTS TO BCU.
CLIENT :
CB 7-52 OPEN
CB 8-52 CLOSE
ISO 9-89G CLOSE
SHEET
BUS-2 CVT SELECTED
ICT-2 CVT (9 - CVT) SELECTED
ISO 9-89G OPEN
B
AREVA061
BUS - 1 CVT
CB 7-52 CLOSE
CB 8-52 CLOSE
CVT SELECTION LOGIC FOR CHECK-SYNC OF CB
IN ICT-2 (BAY-9)
ISO 7-89L CLOSE
LINE - 3 CVT (7 - CVTB) SELECTED
RUNNING VOLTS
060
AREVA T&D India Limited
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or l
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r per
mis
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in w
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g
ADANI POWER LTD.
NEXT SH.REV.
EMI-7604PG754-4-028
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
&
&
DF003
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN ICT-2
A) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BMK LEVEL *
B) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BAY CONTROL & PROTECTION PANEL **
C) INTERLOCKS IMPLEMENTED IN SOFT LOGIC IN BCU ***
NOTE:
* THESE INTERLOCKS APPLY TO CLOSE OPERATION OF CIRCUIT BREAKER FROM THE EQUIPMENT MARSHALLING BOX.
** THESE HARDWIRED INTERLOCKS APPLY TO THE CONTROL USING TNC SWITCH ON THE BAY CONTROL & PROTECTION PANEL.IN CASE OF CLOSING FROM BCU/HMI/SCADA, THESE HARDWIRED INTERLOCKS MUST BE SATISFIED IN ADDITION TO THE SOFT LOGICS BUILT IN THE BCU. CLIENT :
*** THESE LOGICS APPLY FOR THE CLOSE OPERATION FROM BCU/HMI/SCADA. THESE LOGICS APPLY FOR AUTO RECLOSECLOSE COMMAND ISSUED BY THE BCU. A/R CLOSING WILL SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
86-A TRIP RELAY RESET
86-B TRIP RELAY RESET
BBP RELAYRESET
ADANI POWER LTD.
CB 9-52 CLOSE ORDER
SELECTED INCOMING VOLTS (REFER SH: 060)
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ES 9-89 AE CLOSE
ES 9-89 BE CLOSE
TRIP CIRCUIT - 1 & 2 HEALTHY
CLOSE REQUEST FROM BCU/SCADA/HMI
BBP RELAYRESET
ISO 9-89A CLOSE
ISO 9-89B CLOSE
L/R SS AT CB 9-52 M.BOX IN REMOTE MODE
CB 9-52 LOCAL CLOSING CIRCUIT *
86-A TRIP RELAY RESET
86-B TRIP RELAY RESET
RUNNING (BUS-1 CVT) VOLTS
CB 9-52 CLOSING CIRCUIT **
INTERLOCK LOGIC FOR CLOSING OF 400kV CIRCUIT BREAKER IN ICT-2
REV.
EMI-7604PG754-4-028 B
AREVA062061
AREVA T&D India LimitedSHEET NEXT SH.
&
&
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VALIDATION OF CHECK-SYNC CONDITIONS
IN BCU**
DF003
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN O/G ICT-2
A) INTERLOCKS FOR OPENING FROM BMK LEVEL *
B) INTERLOCKS FOR REMOTE OPENING **
NOTE:
* THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM EQP. MARSHALLING BOX.
** THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM BCU/HMI/SCADA. THESE LOGICS ARE BUILT IN THE BCU.
*** CB CLOSE POSITION IS CONFIRMED ONLY WHEN ALL THE THREE POLES ARE CLOSED.
CLIENT :
062
AREVA T&D India LimitedSHEET NEXT SH.
File
: PG
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ADANI POWER LTD.
INTERLOCK LOGIC FOR OPENING OF 400kV CIRCUIT BREAKER IN ICT-2
REV.
EMI-7604PG754-4-028 B
AREVAPROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT
MUNDRA SEZ
063
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EVA
T&D
and
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be
copi
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out p
rior p
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issi
on in
writ
ing
CB CLOSE ***
CB CLOSE ***
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
CB OPEN REQUEST *
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA TO TRIP COIL - 1
TO TRIP COIL - 1
TO TRIP COIL - 2
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSE
TO TRIP COIL - 2
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA
&
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DF003
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-4
A) ISOLATOR 10-89A
B) ISOLATOR 10-89B
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIEDCLIENT :
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN
ISO 10-89A INTLK PERMISSIVE *
ISO 10-89A CLOSE ORDER
ISO 10-89A OPEN ORDER
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BUS-2 CVT ISO CLOSED
BUS-2 CVT ES OPEN
10-89AE OPEN
10-52CB OPEN***
10-89BE OPEN
10-52CB OPEN***
ISO 10-89A CLOSE REQUEST**
ISO 10-89A OPEN REQUEST**
ISO 10-89B INTLK PERMISSIVE *
ISO 10-89B OPEN REQUEST**
ISO 10-89B CLOSE ORDER
ISO 10-89B OPEN ORDER
ISO 10-89B CLOSE REQUEST**
064063
AREVA T&D India Limited
ADANI POWER LTD.
SHEET NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-4
REV.
EMI-7604PG754-4-028 B
AREVA
&
&
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DF003
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-4 (CONTD.)
C) ISOLATOR 10-89L
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN
CLIENT :
AREVA SHEET NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
10-89LE OPEN
10-52CB OPEN***
ADANI POWER LTD.
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ith
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-4 (CONTD.)
065064
REV.
EMI-7604PG754-4-028 B
AREVA T&D India Limited
ISO 10-89L INTLK PERMISSIVE *
ISO 10-89L CLOSE ORDER
ISO 10-89L CLOSE REQUEST **
ISO 10-89L OPEN ORDERISO 10-89L OPEN REQUEST **
11-52CB OPEN***
&
&
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DF003
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN O/G LINE-4
A) EARTH SWITCH 10-89AE*
B) EARTH SWITCH 10-89BE*
C) EARTH SWITCH 10-89LE*
NOTE:
* FOR EARTH SWITCHES THERE IS NO REMOTE CONTROL FROM BCU/HMI/SCADA. CONTROL IS POSSIBLE ONLY FROM EQUIPMENT MARSHALLING BOX.ALL THE INTERLOCKS FOR EARTH SWITCH OPERATION ARE VERIFIED IN BCU & AN OUTPUT IS GENERATED FROM BCU WHEN THE INTERLOCKS ARE SATISFIED.
** THIS INTERLOCK PERMISSIVE IS GENERATED BY THE BCU AND IS HARD WIRED IN THE CONTROL CIRCUIT OF THE EARTH SWITCH. COMMANDS GIVEN FROM THE EQUIPMENT MARSHALLING BOX ARE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
*** LINE U/V PERMISSIVE IS TAKEN THROUGH SOFT FROM LINE DISTANCE PROTECTION RELAY.
CLIENT :
ES 10-89AE INTLK PERMISSIVE **
TO OPEN CIRCUIT
TO CLOSING CIRCUIT
OPENTO OPEN CIRCUIT
B
AREVA
OPEN
CLOSE
CLOSETO CLOSING CIRCUIT
ES 10-89LE INTLK PERMISSIVE **
AREVA T&D India Limited
OPEN
CLOSE
ISO 10-89A OPEN
ISO 10-89B OPEN
ISO 10-89L OPEN
DEAD LINE O/G LINE-4 (UNDER VOLTAGE
OPERATED) ***
ISO 10-89A OPEN
ISO 10-89B OPEN
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
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ES 10-89BE INTLK PERMISSIVE **
CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES IN O/G LINE-4
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
TO OPEN CIRCUIT
TO CLOSING CIRCUIT
065
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
ADANI POWER LTD.
066
SHEET NEXT SH.REV.
EMI-7604PG754-4-028
&
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DF003
CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN O/G LINE-4
A) RUNNING VOLTS *
B) INCOMING VOLTS **
CASE - I
CASE - 2
NOTE:
* FOR LINE FEEDERS, BUS-2 CVT WILL BE SELECTED AS RUNNING VOLTS AND EXTENDED TO BCU TERMINALS FOR CHECK-SYNC.
** AT ANY TIME ONLY ONE OF THE CASES WILL BE SUCCESFUL FOR INCOMING VOLTS. BASED ON THE ISOLATOR & CB POSITIONS, THE LOGICS ARE VALIDATED AND OUTPUTS ARE GENERATED FROM THE BCU WHICH ARE WIRED INTO THE PT SELECTION CIRCUIT FOR EXTENSION OF THE APPROPRIATE INCOMING VOLTS TO BCU.
THE SYNCHRONISATION OF LINE WITH GT IS NOT CONSIDERED IN THE CVT SELECTION & THE CB CLOSING SCHEME.
CLIENT :
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BUS - 2 CVT
NEXT SH.REV.
EMI-7604PG754-4-028 B
AREVA067066
ISO 10-89L CLOSE LINE - 4 CVT (10 - CVTB) SELECTED
RUNNING VOLTS
CB 10-52 CLOSE
SHEETCVT SELECTION LOGIC FOR CHECK-SYNC OF CB
IN O/G LINE-4 (BAY-10)
ADANI POWER LTD.
AREVA T&D India Limited
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
ISO 10-89L OPEN
CB 11-52 CLOSE
BUS-1 CVT SELECTEDISO 12-89G OPEN
&
DF003
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN O/G LINE-4
A) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BMK LEVEL *
B) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BAY CONTROL & PROTECTION PANEL **
C) INTERLOCKS IMPLEMENTED IN SOFT LOGIC IN BCU ***
NOTE:
* THESE INTERLOCKS APPLY TO CLOSE OPERATION OF CIRCUIT BREAKER FROM THE EQUIPMENT MARSHALLING BOX.
** THESE HARDWIRED INTERLOCKS APPLY TO THE CONTROL USING TNC SWITCH ON THE BAY CONTROL & PROTECTION PANEL.IN CASE OF CLOSING FROM BCU/HMI/SCADA, THESE HARDWIRED INTERLOCKS MUST BE SATISFIED IN ADDITION TO THE SOFT LOGICS BUILT IN THE BCU.
CLIENT : *** THESE LOGICS APPLY FOR THE CLOSE OPERATION FROM BCU/HMI/SCADA. THESE LOGICS APPLY FOR AUTO RECLOSE
CLOSE COMMAND ISSUED BY THE BCU. A/R CLOSING WILL SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH.
AREVA T&D India LimitedSHEET NEXT SH.
RUNNING (BUS-2 CVT) VOLTS
CB 10-52 CLOSE ORDER
SELECTED INCOMING VOLTS (REFER SH: 066)
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
ADANI POWER LTD.
INTERLOCK LOGIC FOR CLOSING OF 400kV CIRCUIT BREAKER IN O/G LINE-4
REV.
EMI-7604PG754-4-028 B
AREVA068067
CB 10-52 LOCAL CLOSING CIRCUIT *
86-A TRIP RELAY RESET
86-B TRIP RELAY RESET
A/R LK-OUT TRIP RELAY (86-LO) RESET
86-A TRIP RELAY RESET
86-B TRIP RELAY RESET
A/R LK-OUT TRIP RELAY (86-LO) RESET
BBP RELAYRESET
CB 10-52 CLOSING CIRCUIT **
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ES 10-89 AE CLOSE
ES 10-89 BE CLOSE
TRIP CIRCUIT - 1 & 2 HEALTHY
CLOSE REQUEST FROM BCU/SCADA/HMI
BBP RELAYRESET
ISO 10-89A CLOSE
ISO 10-89B CLOSE
L/R SS AT CB 10-52 M.BOX IN REMOTE MODE
&
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VALIDATION OF CHECK-SYNC CONDITIONS
IN BCU**
DF003
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN O/G LINE-4
A) INTERLOCKS FOR OPENING FROM BMK LEVEL *
B) INTERLOCKS FOR REMOTE OPENING **
NOTE:
* THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM EQP. MARSHALLING BOX.
** THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM BCU/HMI/SCADA. THESE LOGICS ARE BUILT IN THE BCU.
*** CB CLOSE POSITION IS CONFIRMED ONLY WHEN ALL THE THREE POLES ARE CLOSED.
CLIENT :
TO TRIP COIL - 2
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSE
TO TRIP COIL - 2
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA TO TRIP COIL - 1
TO TRIP COIL - 1
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CB CLOSE ***
CB CLOSE ***
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
CB OPEN REQUEST *
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ADANI POWER LTD.
INTERLOCK LOGIC FOR OPENING OF 400kV CIRCUIT BREAKER IN O/G LINE-4
REV.
EMI-7604PG754-4-028 B
AREVAPROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT
MUNDRA SEZ
069068
AREVA T&D India LimitedSHEET NEXT SH.
&
&
DF003
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN TIE-4
A) ISOLATOR 11-89A
A) ISOLATOR 11-89B
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN
CLIENT : ADANI POWER LTD.
ISO 11-89A INTLK PERMISSIVE *
ISO 11-89A OPEN REQUEST**
ISO 11-89A CLOSE ORDER
ISO 11-89B OPEN ORDER
11-52CB OPEN***
ISO 11-89A CLOSE REQUEST**
ISO 11-89A OPEN ORDER
ISO 11-89B INTLK PERMISSIVE *
ISO 11-89B CLOSE ORDER
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN TIE-4
070069
AREVA T&D India LimitedSHEET NEXT SH.
EMI-7604PG754-4-028 B
AREVA REV.
File
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11-89BE OPEN
11-52CB OPEN***
ISO 11-89B CLOSE REQUEST**
ISO 11-89B OPEN REQUEST**
11-89AE OPEN
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DF003
CONTROL & INTERLOCK LOGIC FOR OPERATION OFEARTH SWITCHES IN TIE-4
A) EARTH SWITCH 11-89AE*
B) EARTH SWITCH 11-89BE*
NOTE:
* FOR EARTH SWITCHES THERE IS NO REMOTE CONTROL FROM BCU/HMI/SCADA. CONTROL IS POSSIBLE ONLY FROM EQUIPMENT MARSHALLING BOX.ALL THE INTERLOCKS FOR EARTH SWITCH OPERATION ARE VERIFIED IN BCU & AN OUTPUT IS GENERATED FROM BCU WHEN THE INTERLOCKS ARE SATISFIED.
** THIS INTERLOCK PERMISSIVE IS GENERATED BY THE BCU AND IS HARD WIRED IN THE CONTROL CIRCUIT OF THE EARTH SWITCH. COMMANDS GIVEN FROM THE EQUIPMENT MARSHALLING BOX ARE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
CLIENT :
ES 11-89BE INTLK PERMISSIVE **
TO OPEN CIRCUITOPEN/CLOSE PUSH BUTTON
CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSETO CLOSING CIRCUIT
ES 11-89AE INTLK PERMISSIVE **
ISO 11-89B OPEN
TO OPEN CIRCUITOPEN/CLOSE PUSH BUTTON
CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSETO CLOSING CIRCUIT
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ISO 11-89B OPEN
ISO 11-89A OPEN
ISO 11-89A OPEN
071070
ADANI POWER LTD.
AREVA T&D India LimitedSHEET NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES IN
TIE-4 (BAY-11)
REV.
EMI-7604PG754-4-028 B
AREVA
&
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DF003
CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN TIE-4
A) RUNNING VOLTS *
CASE-1 (TIE/GT SELECTOR SWITCH IN TIE MODE. SYNCHRONISATION IS DONE FROM SWITCHYARD BCU)
CASE-2 (TIE/GT SELECTOR SWITCH IN GT MODE. SYNCHRONISATION IS DONE FROM GCP)
B) INCOMING VOLTS *
CASE - I (APPLICABLE TO BOTH TIE & GCP MODE.)
CASE - 2 (APPLICABLE TO BOTH TIE & GCP MODE.)
CASE - 3 (APPLICABLE FOR GT SYNCHRONISATION ONLY .TIE/GT SELECTOR SWITCH IN GT MODE. SYNCHRONISATION IS DONE FROM GCP)
##
NOTE:
* SINCE THE SYNCHRONISATION OF GT IS DONE FROM GCP, GT CVT IS NOT CONSIDERED IN THE CVT SELECTION LOGIC FOR BCU. FOR BCU IN THE SWITCHYARD RUNNING VOLTS BY DEFAULT IS TAKEN AS BUS-1 VOLTS
** AT ANY TIME ONLY ONE OF THE CASES WILL BE SUCCESFUL FOR INCOMING VOLTS. BASED ON THE ISOLATOR & CB POSITIONS, THE LOGICS ARE VALIDATED AND OUTPUTS ARE GENERATED FROM THE BCU WHICH ARE WIRED INTO THE PT SELECTION CIRCUIT FOR EXTENSION OF THE APPROPRIATE INCOMING VOLTS TO BCU.
## GT-3 CVT WILL BE SELECTED ONLY FOR SYNCHRONISATION OF GT THROUGH THE TIE. CLIENT :
NEXT SH.REV.AREVA SHEETCVT SELECTION LOGIC FOR CHECK-SYNC OF CB
IN TIE-4 (BAY-11)
ADANI POWER LTD.
EMI-7604PG754-4-028 B 072071
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
AREVA T&D India Limited
BUS - 1 CVT RUNNING VOLTS TO BCU
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GT - 4 CVT RUNNING VOLTS
ISO 10-89L CLOSE
GT-4 CVT SELECTED **CB 12-89G CLOSED
LINE - 4 CVT (10 - CVTB) SELECTED **
TIE/GCP SELECTOR SWITCH AT SWYD BAY
CONTROL & PROT PANEL
TIE = FEEDER
GCP = GT
CB 10-52 CLOSE
TIE/GCP SELECTOR SWITCH AT SWYD BAY
CONTROL & PROT PANEL
TIE = FEEDER
GCP = GT
BUS-2 CVT SELECTED **CB 10-89L OPEN
TIE/GCP SELECTOR SWITCH AT SWYD BAY
CONTROL & PROT PANEL
TIE = FEEDER
GCP = GT
CB 12-52 OPEN
&
&
OR
OR
&
DF003
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-4(REMOTE CLOSING POSSIBLE FROM SWITCHYARD ONLY AS LONG AS TIE/GCP SELECTOR SWITCH IS IN TIE MODE)
A) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BMK LEVEL *
B) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BAY CONTROL & PROTECTION PANEL **
NOTE:
* THESE INTERLOCKS APPLY TO CLOSE OPERATION OF CIRCUIT BREAKER FROM THE EQUIPMENT MARSHALLING BOX.
** THESE HARDWIRED INTERLOCKS APPLY TO THE CONTROL USING TNC SWITCH ON THE BAY CONTROL & PROTECTION PANEL.IN CASE OF CLOSING FROM BCU/HMI/SCADA, THESE HARDWIRED INTERLOCKS MUST BE SATISFIED IN ADDITION TO THE SOFT LOGICS BUILT IN THE BCU. CLIENT :
*** THESE LOGICS APPLY FOR THE CLOSE OPERATION FROM BCU/HMI/SCADA. THESE LOGICS APPLY FOR AUTO RECLOSECLOSE COMMAND ISSUED BY THE BCU. A/R CLOSING WILL SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH.
TIE/GCP SELECTOR SWITCH AT SWYD BAY CONTROL &
PROT PANEL
CB 11-52 CLOSING CIRCUIT**
TIE = FEEDER
GCP = GT
ADANI POWER LTD.
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in w
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ES 11-89 AE CLOSE
ES 11-89 BE CLOSE
GT-486 TRIP RELAY RESET
A/R LK-OUT TRIP RELAY (86-LO) RESET
O/G LINE-486-A TRIP RELAY RESET86-B TRIP RELAY RESET
EMI-7604PG754-4-028 B
AREVA
CB 11-52 LOCAL CLOSING CIRCUIT *
GT4INTLKS FROM GCP
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
072A072
AREVA T&D India LimitedSHEET NEXT SH.INTERLOCK LOGIC FOR CLOSING OF 400kV
CIRCUIT BREAKER IN TIE-4REV.
&
&
OR
DF003
INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-4
(REMOTE CLOSING POSSIBLE FROM SWITCHYARD ONLY AS LONG AS TIE/GCP SELECTOR SWITCH IS IN TIE MODE)
C) INTERLOCKS IMPLEMENTED IN SOFT LOGIC IN BCU ***
NOTE:
* THESE INTERLOCKS APPLY TO CLOSE OPERATION OF CIRCUIT BREAKER FROM THE EQUIPMENT MARSHALLING BOX.
** THESE HARDWIRED INTERLOCKS APPLY TO THE CONTROL USING TNC SWITCH ON THE BAY CONTROL & PROTECTION PANEL.IN CASE OF CLOSING FROM BCU/HMI/SCADA, THESE HARDWIRED INTERLOCKS MUST BE SATISFIED IN ADDITION TO THE SOFT LOGICS BUILT IN THE BCU. CLIENT :
*** THESE LOGICS APPLY FOR THE CLOSE OPERATION FROM BCU/HMI/SCADA. THESE LOGICS APPLY FOR AUTO RECLOSECLOSE COMMAND ISSUED BY THE BCU. A/R CLOSING WILL SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
073072A
AREVA T&D India LimitedSHEET NEXT SH.INTERLOCK LOGIC FOR CLOSING OF 400kV
CIRCUIT BREAKER IN TIE-4REV.
EMI-7604PG754-4-028 B
AREVA
ADANI POWER LTD.
RUNNING (BUS-1 CVT) VOLTS
CB 11-52 CLOSE ORDER
TRIP CIRCUIT - 1 & 2 HEALTHY
CLOSE REQUEST FROM BCU/SCADA/HMI
SELECTED INCOMING VOLTS (REFER SH: 070)
ISO 11-89A CLOSE
GT-486 TRIP RELAY RESET
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mis
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in w
ritin
g
ISO 11-89B CLOSE
L/R SS AT CB 11-52 M.BOX IN REMOTE MODE
ISO 12-89G OPEN
O/G LINE-486-A TRIP RELAY RESET86-B TRIP RELAY RESET
TIE-4 A/R LK-OUT TRIP RELAY (86-LO) RESET
TIE/GCP SELECTOR SWITCH AT SWYD BAY CONTROL &
PROT PANEL
TIE = FEEDER
GCP = GT
&
VALIDATION OF CHECK-SYNC CONDITIONS
IN BCU**
DF003
INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN TIE-4(REMOTE OPENING POSSIBLE FROM SWITCHYARD ONLY IF TIE/GCP SELECTOR SWITCH IS IN TIE MODE)
A) INTERLOCKS FOR OPENING FROM BMK LEVEL *
B) INTERLOCKS FOR REMOTE OPENING **
NOTE:
* THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM EQP. MARSHALLING BOX.
** THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM BCU/HMI/SCADA. THESE LOGICS ARE BUILT IN THE BCU.
*** CB CLOSE POSITION IS CONFIRMED ONLY WHEN ALL THE THREE POLES ARE CLOSED.
CLIENT :
073
AREVA T&D India LimitedSHEET NEXT SH.
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ADANI POWER LTD.
INTERLOCK LOGIC FOR OPENING OF 400kV CIRCUIT BREAKER IN TIE-4
REV.
EMI-7604PG754-4-028 B
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
AREVA074
This
dra
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EVA
T&D
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copi
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out p
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issi
on in
writ
ing
CB CLOSE ***
CB CLOSE ***
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
CB OPEN REQUEST
12-89G OPEN
TIE/GCP SELECTOR SWITCH AT SWYD BAY CONTROL &
PROT PANEL
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA TO TRIP COIL - 1
TO TRIP COIL - 1
TIE = FEEDER
GCP = GT
TO TRIP COIL - 2
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSE
TO TRIP COIL - 2
LOCAL = EQP M.BOX
REMOTE = BCU/HMI/SCADA
&
&
DF003
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN GT-4
A) ISOLATOR 12-89B
B) ISOLATOR 12-89A
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN CLIENT :
ISO 12-89A INTLK PERMISSIVE *
075074
AREVA T&D India LimitedSHEET NEXT SH.INTERLOCK LOGIC FOR OPERATION OF 400kV
ISOLATORS IN GT-4REV.
EMI-7604PG754-4-028 A
AREVA
ADANI POWER LTD.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
ISO 12-89A OPEN REQUEST**
ISO 12-89A CLOSE ORDER
ISO 12-89A OPEN ORDER
12-52CB OPEN***
ISO 12-89A CLOSE REQUEST**
ISO 12-89B CLOSE REQUEST**
ISO 12-89B OPEN REQUEST**
ISO 12-89B INTLK PERMISSIVE *
ISO 12-89B CLOSE ORDER
ISO 12-89B OPEN ORDER
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or l
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mis
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in w
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BUS-1 CVT ISO CLOSED
BUS-1 CVT ES OPEN
12-89BE OPEN
12-52CB OPEN***
12-89AE OPEN
&
&
&
&
&
&
DF003
INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN GT-4 (CONTD.)
C) ISOLATOR 12-89G
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN
CLIENT :
ISO 12-89G OPEN ORDERISO 12-89G OPEN REQUEST**
11-52CB OPEN***
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INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN GT-4 (CONTD.)
076075
REV.
EMI-7604PG754-4-028 A
AREVA T&D India LimitedAREVA SHEET NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
12-89GE OPEN
12-52CB OPEN***
ADANI POWER LTD.
ISO 12-89G INTLK PERMISSIVE*
ISO 12-89G CLOSE ORDER
ISO 12-89G CLOSE REQUEST**
&
&
&
DF003
CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN GT-4
A) EARTH SWITCH 12-89AE*
B) EARTH SWITCH 12-89BE*
C) EARTH SWITCH 12-89GE*
NOTE:
* FOR EARTH SWITCHES THERE IS NO REMOTE CONTROL FROM BCU/HMI/SCADA. CONTROL IS POSSIBLE ONLY FROM EQUIPMENT MARSHALLING BOX.ALL THE INTERLOCKS FOR EARTH SWITCH OPERATION ARE VERIFIED IN BCU & AN OUTPUT IS GENERATED FROM BCU WHEN THE INTERLOCKS ARE SATISFIED.
** THIS INTERLOCK PERMISSIVE IS GENERATED BY THE BCU AND IS HARD WIRED IN THE CONTROL CIRCUIT OF THE EARTH SWITCH. COMMANDS GIVEN FROM THE EQUIPMENT MARSHALLING BOX ARE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
CLIENT :
ISO 12-89G OPEN
GENERATOR EXCITATION OFF
400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
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issi
on in
writ
ing
ES 12-89BE INTLK PERMISSIVE **
CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES IN GT-4
ADANI POWER LTD.
077076
SHEET NEXT SH.REV.
ISO 12-89A OPEN
ISO 12-89B OPEN
ISO 12-89A OPEN
ISO 12-89B OPEN
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
ES 12-89AE INTLK PERMISSIVE **
TO OPEN CIRCUIT
TO CLOSING CIRCUIT
EMI-7604PG754-4-028 B
AREVA
OPEN
CLOSE
CLOSETO CLOSING CIRCUIT
ES 12-89GE INTLK PERMISSIVE **
AREVA T&D India Limited
PROJECT :
OPENTO OPEN CIRCUIT
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSE
TO OPEN CIRCUIT
TO CLOSING CIRCUIT
&
&
&
&
&
&
&
&
&
DF003
CONTROL & INTERLOCK LOGIC FOR OPENING & CLOSING OF CIRCUIT BREAKER IN GT-4
A) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BMK LEVEL FOR CLOSE OPERATION*
B) INTERLOCKS FOR CLOSING FROM REMOTE (GCP)
C) INTERLOCKS FOR OPENING FROM BMK LEVEL *
D) INTERLOCKS FOR OPENING FROM REMOTE (GCP)
NOTE: CLIENT :
* OPERATION OF THE CIRCUIT BREAKERS IN GT BAYS IS NOT ALLOWED FROM THE BAY CONTROL & PROTECTION PANEL, BCU/HMI/SCADA.
** CLOSE POSITION OF THE CIRCUIT BREAKER IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN.
CB 12-52 LOCAL CLOSING CIRCUIT *
CB CLOSE **
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
LOCAL = EQP M.BOX
REMOTE = GCP
OPEN
CLOSE
LOCAL = EQP M.BOX
LOCAL = EQP M.BOX
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writ
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ES 12-89 AE CLOSE
ES 12-89 BE CLOSE
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
OPEN/CLOSE PUSH BUTTON CONTROLS AT GCP
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
GT4INTLKS FROM GCP
ADANI POWER LTD.
CONTROL & INTERLOCK LOGIC FOR 400kV CIRCUIT BREAKER IN GT-4 (BAY-12)
REV.
EMI-7604PG754-4-028 B
AREVA078077
SHEET NEXT SH.
REMOTE = BCU/HMI/SCADA TO TRIP COIL - 1
TO TRIP COIL - 2OPEN
CLOSE
TO TRIP COIL - 2
CLOSE
AREVA T&D India Limited
OPEN/CLOSE PUSH BUTTON CONTROLS AT GCP
TO TRIP COIL - 1
OPEN
EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP
MARSHALLING BOX
LOCAL = EQP M.BOX
REMOTE = GCP
CLOSE
REMOTE = GCP
GT4INTLKS FROM GCP
CB 12-52 REMOTE CLOSING CIRCUIT *
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
OPEN
&
&
&
&
DF003
CLIENT :
This
dra
win
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d de
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ty o
f AR
EVA
T&D
and
mus
t not
be
copi
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r len
t with
out p
rior p
erm
issi
on in
writ
in
BLANK SHEET
NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
AREVA
ADANI POWER LTD.
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079078
REV.
EMI-7604PG754-4-028 A
AREVA T&D India LimitedSHEET
BLANK SHEET
DF003
INTERLOCK LOGIC FOR OPERATION OF BUS-1 CVT ISOLATOR & EARTH SWITCH (MANAGED BY TIE-1 BCU)
A) BUS - 1 CVT ISOLATOR
#B) BUS-1 CVT EARTH SWITCH
##
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
# FOR EARTH SWITCHES THERE IS NO REMOTE CONTROL FROM BCU/HMI/SCADA. CONTROL IS POSSIBLE ONLY FROM EQUIPMENT MARSHALLING BOX.ALL THE INTERLOCKS FOR EARTH SWITCH OPERATION ARE VERIFIED IN BCU & AN OUTPUT IS GENERATED FROM BCU WHEN THE INTERLOCKS ARE SATISFIED.
## THIS INTERLOCK PERMISSIVE IS GENERATED BY THE BCU AND IS HARD WIRED IN THE CONTROL CIRCUIT OF THE EARTH SWITCH. COMMANDS GIVEN FROM THE EQUIPMENT MARSHALLING BOX ARE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
CLIENT :
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INTERLOCK LOGIC FOR REMOTE OPERATION OF 400kV BUS-1 CVT ISOLATOR & EARTH
SWITCH
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSE TO CLOSING CIRCUIT
BUS-1 CVT ISO INTLK PERMISSIVE *
BUS-1 CVT ISO CLOSE ORDER
BUS-1 CVT ISO OPEN ORDER
080079
REV.
EMI-7604PG754-4-028 A
AREVA T&D India LimitedSHEET
BUS-1 CVT ISO OPEN REQUEST **
BUS-1 CVT EARTH SWITCH OPEN
BUS-1 CVT ISO CLOSE REQUEST **
NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
BUS-1 CVT ISO OPEN BUS-1 CVT E/S INTLK PERMISSIVE
TO OPEN CIRCUIT
AREVA
ADANI POWER LTD.
&
&
&
&
DF003
INTERLOCK LOGIC FOR OPERATION OF BUS-2 CVT ISOLATOR & EARTH SWITCH(MANAGED BY TIE-1 BCU)
A) BUS - 2 CVT ISOLATOR
#B) BUS-2 CVT EARTH SWITCH
##
NOTE:
* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORSTO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED.
# FOR EARTH SWITCHES THERE IS NO REMOTE CONTROL FROM BCU/HMI/SCADA. CONTROL IS POSSIBLE ONLY FROM EQUIPMENT MARSHALLING BOX.ALL THE INTERLOCKS FOR EARTH SWITCH OPERATION ARE VERIFIED IN BCU & AN OUTPUT IS GENERATED FROM BCU WHEN THE INTERLOCKS ARE SATISFIED.
## THIS INTERLOCK PERMISSIVE IS GENERATED BY THE BCU AND IS HARD WIRED IN THE CONTROL CIRCUIT OF THE EARTH SWITCH. COMMANDS GIVEN FROM THE EQUIPMENT MARSHALLING BOX ARE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.
CLIENT :
NEXT SH.
PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
BUS-2 CVT ISO OPEN BUS-2 CVT E/S INTLK PERMISSIVE
TO OPEN CIRCUIT
AREVA
ADANI POWER LTD.
BUS-2 CVT ISO OPEN REQUEST **
BUS-2 CVT EARTH SWITCH OPEN
BUS-2 CVT ISO CLOSE REQUEST **
BUS-2 CVT ISO INTLK PERMISSIVE *
BUS-2 CVT ISO CLOSE ORDER
BUS-2 CVT ISO OPEN ORDER
081080
REV.
EMI-7604PG754-4-028 A
AREVA T&D India LimitedSHEET
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INTERLOCK LOGIC FOR REMOTE OPERATION OF 400kV BUS-2 CVT ISOLATOR & EARTH
SWITCH
OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX
OPEN
CLOSE TO CLOSING CIRCUIT
&
&
&
&
DF003
IMPLEMENATION OF SYNCHROCHECK FUNCTION IN BCU (TYPICAL FOR ALL BAYS EXCEPT GT BAYS)
CASE -1 DEAD INCOMING VOLTS - DEAD RUNNING VOLTS
NOTE :
* VOLTAGE SELECTION FOR INCOMING AND RUNNING VOLTS SHALL BE AS PER THE SELECTION LOGIC INDICATED IN THE RESPECTIVE BAY INTERLOCK LOGICS.
** SOFTWARE INTERLOCKS BUILT IN THE BCU ARE VERIFIED BEFORE CHECKING THE SYNCHRONISATION CONDITIONS. FOR DETAILED INTERLOCKS REFER THE RESPECTIVE BAY INTERLOCK LOGIC DIAGRAMS
*** WHEN BOTH VOLTAGES ARE BELOW THE SET THRESHOLD FOR DEAD VOLTS, A TIMER IS STARTED BEFORE GIVING THE CLOSE SIGNAL TO THE CB. THIS TIMER IS CONFIGURABLE IN THE RANGE 0.2 TO 10 Sec.
1 COMMAND TO THE BREAKER WILL BE SUCCESFUL ONLY IF EXTERNAL HARDWIRED INTERLOCKS IN THE CB CLOSING CIRCUIT ARE SATISFIED.
CLIENT :
This
dra
win
g an
d de
sign
is th
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ty o
f AR
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T&D
and
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t not
be
copi
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t with
out p
rior p
erm
issi
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ing
SHEET
ADANI POWER LTD.
INTLKS IMPLEMENTED THROUGH HARDWIRINGIN BAY CNTL & PROT PANEL
TO CLOSING CIRCUIT
CLOSE REQUEST FROM BCU/HMI/SCADA
SELECTED RUNNING VOLTS *
SELECTED INCOMING VOLTS *
IMPLEMENTATION OF SYNCHROCHECK IN BCU
SOFTWARE INTERLOCKS BUILT IN RESPECTIVE BCU VERIFIED SUCCESFULLY **
RUNNING VOLTS < SELECTED DEAD VOLTS THRESHOLD
TIMER FOR CONFIRMATION (SETTABLE) ***
INCOMING VOLTS < SELECTED DEAD VOLTS THRESHOLD
400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
NEXT SH.
081
AREVAAREVA T&D India Limited
REV.
EMI-7604PG754-4-028 B 082
PROJECT :
&
DEAD INCOMING VOLTS & DEAD RUNNING VOLTS CONDITIONS SATISFIED?
YES
IMPLEMENTED IN BCU
DF003
IMPLEMENATION OF SYNCHROCHECK FUNCTION IN BCU (TYPICAL FOR ALL BAYS EXCEPT GT BAYS)
CASE -2 DEAD INCOMING VOLTS - LIVE RUNNING VOLTS
NOTE :
* VOLTAGE SELECTION FOR INCOMING AND RUNNING VOLTS SHALL BE AS PER THE SELECTION LOGIC INDICATED IN THE RESPECTIVE BAY INTERLOCK LOGICS.
** SOFTWARE INTERLOCKS BUILT IN THE BCU ARE VERIFIED BEFORE CHECKING THE SYNCHRONISATION CONDITIONS. FOR DETAILED INTERLOCKS REFER THE RESPECTIVE BAY INTERLOCK LOGIC DIAGRAMS
*** WHEN BOTH VOLTAGES ARE BELOW THE SET THRESHOLD FOR DEAD & LIVE VOLTS, A TIMER IS STARTED BEFORE GIVING THE CLOSE SIGNAL TO THE CB. THIS TIMER IS CONFIGURABLE IN THE RANGE 0.2 TO 10 Sec.
1 COMMAND TO THE BREAKER WILL BE SUCCESFUL ONLY IF EXTERNAL HARDWIRED INTERLOCKS IN THE CB CLOSING CIRCUIT ARE SATISFIED.
CLIENT :
400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
NEXT SH.
082
AREVAAREVA T&D India Limited
REV.
EMI-7604PG754-4-028 B 083
PROJECT :
IMPLEMENTATION OF SYNCHROCHECK IN BCU
SOFTWARE INTERLOCKS BUILT IN RESPECTIVE BCU VERIFIED SUCCESFULLY **
RUNNING VOLTS > SELECTED LIVE VOLTS THRESHOLD
TIMER FOR CONFIRMATION (SETTABLE) ***
INCOMING VOLTS < SELECTED DEAD VOLTS THRESHOLD
This
dra
win
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is th
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T&D
and
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copi
ed o
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out p
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erm
issi
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SHEET
ADANI POWER LTD.
INTLKS IMPLEMENTED THROUGH HARDWIRINGIN BAY CNTL & PROT PANEL
TO CLOSING CIRCUIT
CLOSE REQUEST FROM BCU/HMI/SCADA
SELECTED RUNNING VOLTS *
SELECTED INCOMING VOLTS *
&
DEAD INCOMING VOLTS & LIVE RUNNING VOLTS CONDITIONS SATISFIED?
YES
IMPLEMENTED IN BCU
DF003
IMPLEMENATION OF SYNCHROCHECK FUNCTION IN BCU (TYPICAL FOR ALL BAYS EXCEPT GT BAYS)
CASE -3 LIVE INCOMING VOLTS - DEAD RUNNING VOLTS
NOTE :
* VOLTAGE SELECTION FOR INCOMING AND RUNNING VOLTS SHALL BE AS PER THE SELECTION LOGIC INDICATED IN THE RESPECTIVE BAY INTERLOCK LOGICS.
** SOFTWARE INTERLOCKS BUILT IN THE BCU ARE VERIFIED BEFORE CHECKING THE SYNCHRONISATION CONDITIONS. FOR DETAILED INTERLOCKS REFER THE RESPECTIVE BAY INTERLOCK LOGIC DIAGRAMS
*** WHEN BOTH VOLTAGES ARE BELOW THE SET THRESHOLD FOR DEAD & LIVE VOLTS, A TIMER IS STARTED BEFORE GIVING THE CLOSE SIGNAL TO THE CB. THIS TIMER IS CONFIGURABLE IN THE RANGE 0.2 TO 10 Sec.
1 COMMAND TO THE BREAKER WILL BE SUCCESFUL ONLY IF EXTERNAL HARDWIRED INTERLOCKS IN THE CB CLOSING CIRCUIT ARE SATISFIED.
CLIENT :
This
dra
win
g an
d de
sign
is th
e pr
oper
ty o
f AR
EVA
T&D
and
mus
t not
be
copi
ed o
r len
t with
out p
rior p
erm
issi
on in
writ
ing
SHEET
ADANI POWER LTD.
INTLKS IMPLEMENTED THROUGH HARDWIRINGIN BAY CNTL & PROT PANEL
TO CLOSING CIRCUIT
CLOSE REQUEST FROM BCU/HMI/SCADA
SELECTED RUNNING VOLTS *
SELECTED INCOMING VOLTS *
IMPLEMENTATION OF SYNCHROCHECK IN BCU
SOFTWARE INTERLOCKS BUILT IN RESPECTIVE BCU VERIFIED SUCCESFULLY **
RUNNING VOLTS < SELECTED DEAD VOLTS THRESHOLD
TIMER FOR CONFIRMATION (SETTABLE) ***
INCOMING VOLTS > SELECTED LIVE VOLTS THRESHOLD
400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
NEXT SH.
083
AREVAAREVA T&D India Limited
REV.
EMI-7604PG754-4-028 B 084
PROJECT :
&
LIVE INCOMING VOLTS & DEAD RUNNING VOLTS CONDITIONS SATISFIED?
YES
IMPLEMENTED IN BCU
DF003
IMPLEMENATION OF SYNCHROCHECK FUNCTION IN BCU (TYPICAL FOR ALL BAYS EXCEPT GT BAYS)
CASE -4 LIVE INCOMING VOLTS - LIVE RUNNING VOLTS
NOTE :
* VOLTAGE SELECTION FOR INCOMING AND RUNNING VOLTS SHALL BE AS PER THE SELECTION LOGIC INDICATED IN THE RESPECTIVE BAY INTERLOCK LOGICS.
** SOFTWARE INTERLOCKS BUILT IN THE BCU ARE VERIFIED BEFORE CHECKING THE SYNCHRONISATION CONDITIONS. FOR DETAILED INTERLOCKS REFER THE RESPECTIVE BAY INTERLOCK LOGIC DIAGRAMS
*** WHEN BOTH VOLTAGES ARE BELOW THE SET THRESHOLD FOR DEAD & LIVE VOLTS, A TIMER IS STARTED BEFORE GIVING THE CLOSE SIGNAL TO THE CB. THIS TIMER IS CONFIGURABLE IN THE RANGE 0.2 TO 10 Sec.
1 COMMAND TO THE BREAKER WILL BE SUCCESFUL ONLY IF EXTERNAL HARDWIRED INTERLOCKS IN THE CB CLOSING CIRCUIT ARE SATISFIED.
2 FOR LIVE CONDITIONS OF BOTH THE INCOMING & RUNNING VOLTS, THE FOLLOWING CONDITIONS(CONFIGURED THROUGH SOFTWARE) ARE CHECKED:
A. DIFFERENCE IN VOLTAGE MAGNITUDESB. DIFFERENCE IN PHASE ANGLESC. DIFFERENCE IN FREQUENCIES
CLIENT :
400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
NEXT SH.
084
AREVAAREVA T&D India Limited
REV.
EMI-7604PG754-4-028 B 085
PROJECT :
IMPLEMENTATION OF SYNCHROCHECK IN BCU
SOFTWARE INTERLOCKS BUILT IN RESPECTIVE BCU VERIFIED SUCCESFULLY **
RUNNING VOLTS > SELECTED LIVE VOLTS THRESHOLD
TIMER FOR CONFIRMATION (SETTABLE) ***
INCOMING VOLTS > SELECTED LIVE VOLTS THRESHOLD
This
dra
win
g an
d de
sign
is th
e pr
oper
ty o
f AR
EVA
T&D
and
mus
t not
be
copi
ed o
r len
t with
out p
rior p
erm
issi
on in
writ
ing
SHEET
ADANI POWER LTD.
INTLKS IMPLEMENTED THROUGH HARDWIRINGIN BAY CNTL & PROT PANEL
TO CLOSING CIRCUIT
CLOSE REQUEST FROM BCU/HMI/SCADA
SELECTED RUNNING VOLTS *
SELECTED INCOMING VOLTS *
&
LIVE INCOMING VOLTS & LIVE RUNNING VOLTS CONDITIONS SATISFIED?
YES
IMPLEMENTED IN BCU
DF003
IMPLEMENATION OF AUTO RECLOSE FUNCTION IN BCU (TYPICAL FOR ALL LINE BAYS)
CLIENT :
SHEET
ADANI POWER LTD.
IMPLEMENTATION OF AUTORECLOSE FUNCTION IN BCU
086
PROJECT :
This
dra
win
g an
d de
sign
is th
e pr
oper
ty o
f AR
EVA
T&D
and
mus
t not
be
copi
ed o
r len
t with
out p
rior p
erm
issi
on in
writ
ing
400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
NEXT SH.
085
AREVAAREVA T&D India Limited
REV.
EMI-7604PG754-4-028 B
DF003
IMPLEMENATION OF AUTO RECLOSE FUNCTION IN BCU (TYPICAL FOR ALL TIE BAYS)
CLIENT :
This
dra
win
g an
d de
sign
is th
e pr
oper
ty o
f AR
EVA
T&D
and
mus
t not
be
copi
ed o
r len
t with
out p
rior p
erm
issi
on in
writ
ing
400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ
NEXT SH.
086
AREVAAREVA T&D India Limited
REV.
EMI-7604PG754-4-028 B
SHEET
ADANI POWER LTD.
IMPLEMENTATION OF AUTORECLOSE FUNCTION IN BCU
/
PROJECT :