GTP A1800 Elster Metering (P) Ltd

GURANTEED TECHNICAL PARTICULAR FOR A1800 ABT COMPLIANT METERS

S. No.

Particulars Characteristics

1. Manufacturer’s Name Elster Metering (P) Ltd.

2. Make & Model No. US Make, ELSTER

( Model :– ALPHA A1800)

3. Type of meter / design designation

A1800 meter

Alpha Electronic Static Meter

High Precision 0.2s Class ABT Compliant, TOD, microprocessor/ microcontroller based Meters with remote communication facility having 2 Nos simultaneously accessible independent ports & Optical front communication port.

ANSI/MODBUS protocol with High speed data processing 1200 bps to 28000bps

Default Memory 128kB, Optional Expandable Memory upto 1MB

5. Standard to which meter conform IEC 62053-22 / IS14697

6. Class of Accuracy 0.2 S

7. Rated Current (Amps.) 1A to 10A(Same meter can be used for Ib ranging from 1A to 5 A)

8. Rated maximum current as percentage of basic.

2 Times IbFor IN

9. Rated voltage (Volts) 110V(Phase to phase) or 63.5V (Phase to Neutral)

10. Rated frequency (Hz) 50 Hz ±5%

11. Specified operating voltage rangeEnhanced Voltage Range

0.7 TO 1.2 Vref46V to 526V

12. Auxiliary Supply Self Powered from VT supply

Optional Auxiliary Supply AC/DC

13. SERVICE CONDITIONSa Maximum Ambient Air Temperature More than 85qC ( inside meter cover)

b Minimum Ambient Air Temperature Below 0qC

c Average Daily Ambient Air Temperature 40qC

d Maximum Relative Humidity 10 to100%

e Max. Altitude above mean sea level (m) 1000

GTP A1800 Elster Metering (P) Ltd f Average Annual Rainfall (mm) 1450

g Seismic level 0.3g

14. POWER CONSUMPTION

a) Power consumption in voltage circuit at rated current

As per IS

(i) Active in watts Less than 1.0W

(ii) Apparent in VA Less than 10VA

b) Power consumption in current circuit (in VA) at rated current

Less Than 1.0VA

15. Current that meter is capable of carrying continuously without injury to the meter (Amp.).

----------200% Ib-----

16. Short time over current capability of the meter (for duration of 0.5 second)

20 Ib

17. Percentage minimum current which will start the meter and continue to run thereafter at rated percentage and unity power factor (% of basic current)

0.1 percent of basic current

18. Type of material along with its thickness or dimensions (in mm) and details of the important components parts of the meter.

Standards as per IP54

a) Case High grade engineering plastic

b) Terminal covers High grade engineering plastic

c) Terminals High grade engineering plastic

19 TOD requirement Programmable

132 TOD Switch times,

12 seasons, 4 Rates

20

a)

Load Profile

Load profile interval

1-60 minutes

Programmable as per the requirement

b) Load Survey Parameters

Energy parameters

Demand

Instrumentation Parameters

8 Energy Values

kWh, KVAh, KVARH for Import & Export

6 Demands: kW, kVA, kVAR for Import &

export.

3Voltages, 3 Currents , Avg Frequency,

(All Selectable by Customer before

programming)

GTP A1800 Elster Metering (P) Ltd c) Load Survey Storage Days More than 65 days Depends on No of

Channels for Load Survey & instrumentation

For 15 minutes interval.

d). Instrumentation Profile (Selectable)

� System

� KW

� KVar

� KVA

� PF

� PF angle

� Line Frequency

32 nos. of Instrumentation Parameters

Programmable as per customer

requirements from the following:

� Phase A, B or C

� Current

� Voltage

� KW

� KVar

� KVA

� Voltage angle

� Current angle

� Harmonic

� % THD

21 Midnight values for last 35 days

1. net kWh (del.-rec.)

2. net KVARh high

3. net KVARh low

4. net KVARh between

5. net KVARh stayput

5 Energy Values

( Parameters are selectable from the list

given by the Customer before programming)

22 ABT KVARh Based on Voltage

condition

5 Energy Values

(Selectable by Customer before

programming)

23 Billing History Previous 12 Months Billing History

25 Communication Ports

Optional ANSI Protocol

MODBUS protocol

1 no – Optical Port

1 no.- RS485 Port with MODBUS

1 no – RS485/RS232 port (Optional)

GTP A1800 Elster Metering (P) Ltd 26 Relay/Pulse Output on front 4 Relay Outputs

programmable as per customer requirements

LED Pulse output for kWh & kVARh

24 Display Parameters-64 Parameters

Programmable as per list given

� kVARh (Q2 - Q3)

� kVARh (Q2 + Q3)

� kVARh (Q3 - Q2)

� kVARh delivered (Q1 + Q2)

� kVARh net

� kVARh Q1

� kVARh Q2

� kVARh Q3

� kVARh Q4

� kVARh received (Q3 + Q4)

� kVARh sum

� kWh delivered

� kWh net

� kWh received

� kVA delivered

� kVA received

� kVAr delivered

� kVAr received

� Current Billing Energy values

TOD Rate wise with Four Rates

(Selectable from the following Parameters

before programming)

� kVAh delivered (Q1 + Q4)

� kVAh Q1

� kVAh Q2

� kVAh Q3

� kVAh Q4

� kVAh received (Q2 + Q3)

� kVAh sum

� kVARh (Q1 - Q4)

� kVARh (Q1 + Q4)

� Frequency

� Average PF delivered

� Average PF received

� THD for Voltages

� THD for Currents

� kW delivered

� KW received

� ABT odometric energy values

� Date & Time

� Demand reset counts

For Elster Metering (P) Ltd.

SREEKANTH.S.VAsst. Manager- Sales