WBPHED/EE/AMD/ NIeT-16of 2025-2026/3

Amount

Testing, Calibration & configuration of existing substation equipments:-

Cleaning, Servicing & Testing of 11 KV VCB Panel as per fully satisfaction of EIC.

Cleaning, Servicing, Tightness Checking, OTI, WTI, Buchholz Relay, Checking of 400 KVA, 11/0.433 KV Transformer, LT PDB, LT MCC Panel etc.

Supply and delivery of following materials at site(For 3 Panel VCB Repairing):-

200 Watt space heater voltage 230 VAC.(Make:-Recco)

2.5 Sqmm PVC insulated(Un-sheathed) FR-LSH Cu wire single core multi strand 1.1 KV grade as per IS:694. (Make:-Approve Make)(For Space Heater)

Single pole 10 Amp, 250 V AC, OFF-NONE-ON position indicator, toggle switch.(Make:-Kaycee, Model No-KT1021)(For above supplied space heater)

Atfirst removing damaged Space heater, toggle switch etc from the VCB panel then replaced by new one, by engaging skilled electrician as per direction of EIC.

Charges for 11 KV VCB Racked out from 11 KV panel, 11 KV VCB mechanism dismantling,11 KV VI Housing, main moving contact drive Insulator Dismantling, Rubbing, Cleaning done by applying CRC, WD-40. After that heating treatment done, then varnishing done by applying Red Insulation Varnish to improve the IR value, after improving the IR value finally re-fitting the 11 KV VI housing, main moving contact drive insulator, 11 KV VCB mechanism and after re-fitting 11 KV VCB Racked in and power charging done (Only Red phase of Incomer VCB Panel)

Charges for PT Dismantling, Rubbing, Cleaning done by applying CRC,WD-40.After that heating treatment done, then varnishing done by applying Red Insulation Varnish to improve the IR value, after improving the IR value finally re-fitting PT and PT Kept in Line.

Transformer Repairing & Overhauling Portion:-

Disconnection of the 400 KVA transformer from H.T. & L.T. side with proper protection by engaging skilled Electrician.(2 Nos of Transformer)

Drain out the old transformer oil from the transfomer up to the bottom level keep the same in an empty drum including supply of empty drum as per direction.(1050 Ltrs approx.) (For 2 Nos of Transformer)

Supply of Transformer oil as per IS:335(1993) specification in a sealed drum.(Make:-Servo/Power oil/Transol/approved make)

Atfirst loosening of cover bolts then removing of Top cover, Inspection cover, H.V. & L.V. Bushings, with conservator tank to cleaning the insides like Cores, Windings etc for 2 Nos transformer as per direction.(For 2 Nos of Transformer)

Placing the top cover and inspection cover in proper position and tightening of nuts and bolts after cleaning of the surface sludge of core and coil assembly with hot oil through filter machine for 400 KVA transformer as per direction of EIC.(For 2 Nos of Transformer)

Filling the transformer oil through filter machine by old oil and new supply oil after filtration to the 400 KVA Transformer engaging skilled and unskilled personnel for increasing IR value as per direction including hire charges of oil filter machine and oil testing equipment and 5 KVA DG set and carraige the same from and back as per direction of EIC.

Making necessary connection of Transformer at HT and LT sides after cleaning,washing tightened up the cable end with cable termination Kit and rapping with new adhesive and insulation tapes,including testing and commissioning all complete as per direction of EIC.(Both L.V. & H.V. Sides of 400 KVA Transformer)

Replacement of moistured silica gel(1 Kgs) by new crystals.(For Both Transformer-1 &2)

Charges for Di- electric strength test(BDV Test) of transformer oil.(For Two Nos of Transformer)

Add GST @ 18%

Add CESS @ 1%

EASTERN INDIA SALES AND SERVICE (BID ID -6721085)

MACHINE SUPPLIERS SYNDICATE PVT LTD (BID ID -6721440)