Turnkey construction to bring a spare 33kV Bay in service at 132kV Hailakandi GSS for the upcoming 33kV Lala Fdr of APDCL

Amount

Supply of Circuit Breaker with mounting structure and terminal connectors as required. 33 kV, 25 KA,800 A Gang operated Vacuum Circuit Breaker

Supply of feeder Current transformers (1-Phase, 0.2 class live tank type) including all accessories and terminal connectors as required. 33 kV, 400-200/1-1 A, 2 core CT

Supply of 33 kV, 25 KA, 1250A motor operated Isolators with terminal connectors and complete with all fittings and fixtures. With Earth Switch

Supply of 33 kV, 25 KA, 1250A motor operated Isolators with terminal connectors and complete with all fittings and fixtures. Without Earth Switch

Supply of 33kV Lightning Arrester with surge monitor & terminal connectors complete.

Supply of Equipment mounting structure with all nuts and bolts complete for. 33 kV motor operated Isolators with earth switch

Supply of Equipment mounting structure with all nuts and bolts complete for. 33 kV motor operated Isolators without earth switch

Supply of 33kV Feeder Control BCU (Make- GE T&D India Ltd.), capable of integration into the GE T&D India Ltd ( Alstom) SAS.

Supply Master Trip Relay 86 (Make -Alstom(GE) Model No :MVAJM15JA0752A), capable of integration into the GE T&D India Ltd( Alstom) SAS.

Supply of LED Lighting set with all fitings for substaion illumination.

Equipment earthing. (65x12 mm GI Flat) for Equipment Earthing

Mandatory Spares 33kV, 25 kA, 1250A Isolators Female contact (Entire Assembly)

Mandatory Spares 33kV, 25 kA, 1250A Isolators Moving contact (Entire Blade Assembly)

Mandatory Spares 33 kV, 400-200/1-1 A, 2 Core CT

Mandatory Spares Master Trip relay, Make -Alstom (GE) Model No:MVAJM15JA0752A.

Mandatory Spares for 33kV CB Closing Coil

Mandatory Spares for 33kV CB Tripping Coil

Mandatory Spares for 33kV CB Spring charging motor

Description of Work / Item(s)

Amount

Erection, testing & commissioning of 33 kV Gang operated Vacuum Circuit Breaker including laying & terminating of LT power and control cables, connection of terminal clamp connectors as required and equipment earthing.

Erection, testing & commissioning of 33 kV, 400-200/1-1 A, 2 core feeder CT including marshalling box including laying & terminating of LT power and control cables, connection of terminal clamp connectors as required and equipment earthing.

Erection, testing & commissioning of 33kV Isolator with Earth Switch including marshalling box including laying & terminating of LT power and control cables, connection of terminal clamp connectors as required and equipment earthing.

Erection, testing & commissioning of 33kV Isolator without Earth Switch including marshalling box including laying & terminating of LT power and control cables, connection of terminal clamp connectors as required and equipment earthing.

Erection, testing & commissioning of 33kV Lightning Arrestor including marshalling box including laying & terminating of LT power and control cables, connection of terminal clamp connectors as required and equipment earthing.

Erection of 33 kV Gang operated Vacuum Circuit Breaker mounting structure including excavation, construction of foundation, backfilling, compacting and supply of all foundation materials and labour as per supervision of site engineer

Erection of 33kV Isolator with Earth Switch mounting structure including excavation, construction of foundation, backfilling, compacting and supply of all foundation materials and labour as per supervision of site engineer

Erection of 33kV Isolator without Earth Switch mounting structure including excavation, construction of foundation, backfilling, compacting and supply of all foundation materials and labour as per supervision of site engineer

Fabrication/Retro fitting/Modification of 33kV LA mounting structure (if required)

Fabrication/Retro fitting/Modification of 33 kV, 400-200/1-1 A, 2 core CT mounting structure (if required)

Installation, testing and commissioning of 33kV Feeder Control BCU & Relay in the existing Alstom panel Deputation of GE engineer for the configuration of BCU ,Relay to the Existing Alstom SAS of Hailakandi GSS including testing and commissioning of the same.

Dismentalling of existing 33kV Bus Isolator without earth Switch (With Mounting Structure)

Dismentalling of existing 33kV Line Isolator with earth Switch (With Strucure)

GDB Engineering (BID ID -235132)

ARADHANA AGENCY (BID ID -236188)