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Project Site Visit 500/220/132 KV Grid Station

Sheikhupura-Lahore

Date :Saturday 16th April 2016

Location :Sheikhupura/Lahore 500/220/132 KV Gird Station

Time :11:00 A.M to 1:00 P.M

Subject : Project Site Visit Report

Purpose of Visit : HEI Scope of Work as Per NTDC Additional Requirement

Prepared By : Muhammad Saqib / Syed Salman Assistant Manager Electrical (HEI)

Participants:

1- Mr.Ren Shinzen (HEI)

2-Mr.Muhammad Saqib (HEI)

3-Mr Syed Salman Hussain (HEI)

4-Mr.Zhang (HEI)

5-Mr.Sony (HEI)

6-Mr.Asif Raza (Siemens Pakistan)

7-Sufyan Qureshi (Deputy Manager 500 KV Grid Station Sheikhupura/Lahore)

8-Asim Iqbal (Superintendent Engineer 500KV Grid Station Sheikhupura/Lahore)

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Reference to our site visit to Sheikhupura/Lahore grid station Following below points noted:

1-Exisiting 500KV Transmission Lines Connected Between 500KV Gatti GS to 500KV Sheikupura/Lahore GS

Total 110 KM.

2-After HEI 1180 MW Bikki Power Plant Project the 500KV Transmission Lines Connect Gatti to Bhikki and Bhikki

to Sheikupura /Lahore.

3-Total Length of Gatti to Bhikki GS is 92 KM (Roughly Estimated).

4-Total Length of Bhikki to Sheikhiupura/Lahore 18KM (Roughly Estimated).

4-As per Our observation after site Visit HEI/Alstom require some changes in Transmission Lines Protection Relay

Settings. and further there is no need of any additional protection panel or Protection relay require as per NTDC

additional Requirements in last meeting Regarding Bhikki Switch Yard.

5-Major changes in Distance Protection Relays setting due to change in Transmission Lines Distances.

6-HEI/Alstom shall foresee Telecom SCADA Gatti/Sheikpura/Lahore existing 500KV Grid station design with

respect to New Bhikki Power Plant 500KV Grid station design & equipments further also check all Provision requirefor interfacing of Bhikki Alstom 500KV Switch yard with existing equipment in Gatti/Sheikpura/Lahore Substation.

Major Equipment List of Sheikhpura /Lahore 500KV Grid Station

Type Model Make Panels

 Auto recloser relay CCRP01 GEC SET I

Distance relay Micro mho (SHNB102) GEC SET I

 Auto recloser relay RAAAM SET II

Distance relay RAZFE ABB SET II

Over current MCGG82 GEC SET II

SDH MSE-5100 Alstom Telecom Panel

PLC(Power Line Carrier) T-390 MICOM Telecom Panel

PLC (Power Line Carrier) NSD-570 ABB Telecom Panel

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PROTECTION PANELS SET-1 & SET-2

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SCADA & TELECOM PANEL

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SCADA & TELECOM PANEL

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SPACE AVAILABLE FOR FUTURE PRTECTION PANELS WITH CABLE TRAY AND TRENCH

ARRANGEMENTS.

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GANTRY FOUNDATION

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OTHER EQUIPMENTS

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OTHER EQUIPMENTS

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