03/EE(M/N)/2025-26 IInd Call

Supply of Crank Shaft DK-1 small, 400 A (Iron M.S)

Supply of Lever Set, 400 A along with other accessories required

Supply of Rose Contact 400 A(Copper)

Supply of Spout insulator, 400 A (Epoxy)

Supply of Primary Bushing rod, 400 A (Copper & Epoxy)

Supply of Bus bar Supporting insulator, (Epoxy)

Supply of Trolley Bushing, 400 A (Copper & Epoxy)

Supply of Rose Contact 800 A (Copper)

Supply of Spout insulator, 800 A (Epoxy)

Testing & calibration of IDMT protective relays, 2 Nos. over current & 1 No. earth fault, with primary Current injection test, including closing, tripping through relay of 11KV breaker, including providing minor items like panel wiring for closing etc. complete as required.

Supply of Tripping Coil (As per Sample)

Supply of Closing Coil (As per Sample)

Cleaning of carbon from bus bars and providing of epoxy insulating coating with antioxidant treatment on 11 KV bus bars and metallic parts up to cable end etc. as required including material, tightening of all contacts in Bus Bar Chamber, replacement of damage/burnt parts with new parts and re-fixing as required after cleaning and testing the same as required voltage level etc. Checking and Proper sealing of holes/penetrations &Gap filling using proper Puff Sealant or equivalent.

Cleaning of CTs chambers, PTs connections (PT panel) replacement of PT fuses & tightening of all contact of 11 KV cable end & coating with anti-oxidant treatment etc. completed as required and making PT/CT in working condition.

Spray Painting of HT panels with Enamel paint with writing work (Nerolac, Asian,Burger make)with colour combination as required etc.

Testing & calibration of IDMT protective relays, 2 Nos. over current & 1 No. earth fault, with primary Current injection test, including closing, tripping through relay of 11KV breaker, including providing minor items like panel wiring for closing etc. complete as required.

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