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Project Brief:

Kolkata Metro Rail Corporation Ltd (KMRCL) is a Government of India enterprise implementing Kolkata East-West Metro rail project. The KMRCL is Metro Project will be approximately 14.67 km long, operating on east-west corridor of Kolkata Metro Rail Project and will connect Howrah Maidan at the East and Salt Lake Sector-V at the West. The route will be approximately 5.77 km elevated and 8.9 km underground. There shall be 6 stations on via-duct and 6 stations in tunnel. The line will have interchange with existing network of Indian railways at Howrah, Sealdah and Central stations of Indian Railways.

Scope of work

Sterling and Wilson was entrusted with the responsibility of a turnkey EPC solution. Supply, Installation, Testing and Commissioning of power supply system for Receiving cum Traction Substation at Noapara for Dumdum-Noapara extension project of Metro Railway, Kolkata.
Supply, Installation, Testing and Commissioning of following:-
16 MVA, 33/11 KV oil filled indoor Power transformer – 2 nos.
2.3 MVA, 11 KV/604 V dry type Traction transformer – 4 nos.
1.6 MVA, 11 KV/415 V Dry type Auxiliary transformer – 2 nos.
33 KV HT Switchgear with 15 nos. VCB – 1 set.
11 KV HT Switchgear with 19 nos. VCB – 1 set.
2 MW, 750 V DC Rectifier – 4 nos.
750 V DC positive HSCB panel – 12 nos.
750 V DC hand operated positive isolator – 6 nos.
DC negative earthing cubicle & track earthing panel – 1 set.
Main control panel with provision of SCADA compatibility – 1 no.
1.1 KV grade Control cables – 9000 meters.
Laying, Testing and commissioning of following cables
1C x 185 Sqmm, 33 KV grade, XLPE cable – 18500 meters.
1C x 630 Sqmm, 3.3 KV grade DC positive cable – 5000 meters.
1C x 630 Sqmm, 1.1 KV grade DC negative cable – 2000 meters.

Project Name

Metro Railway, Kolkata




12 Months


Metro Railway, Kolkata