WBPHED/DIC/BMSD(D)/NIeT-2 of 2025-26_1

Amount

supply delivery of the following switch gear or other items for necessary rectification of the existing sub-station (1 nos AVR, 1 no single panel VCB , 1 no 4 panel VCB, 2 nos transformer ) at site

Single Panel VCB

Supply of 8 Channel Annunciator ( Make : Minilac Model : MBAS : 0600 )

400 KVA HT AVR (7-12/11 KV)

240 sq. mm. X 3 core, 11 KV grade, Indoor type, Heat shrinkable End Termination Kit supply 9Make-Approved)

Painting Charges of AVR B-Unit and (A+C) Unit (Including derusting Paint supply)

Supply of Foam and Cable Entry Point filling by Foam for AVR Pan

315 KVA Transformer (11 KV / 0.433 KV) :

Transparent Breather supply with 1/2 Kg. Silica Gel

Transformer body De-Rusting and Painting (including Paint supply)

95 sq. mm. X 3 core, 11 KV grade, Indoor type, Heat shrinkable End Termination Kit supply (Make-Approved)

Supply of Foam and Cable Entry Point filling by Foam for each Panel

4- PANEL VCB

Charges for 11 KV HT cable disconnection, 11 KV CT primary & secondary side disconnection, 11 KV CT 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 CT, reconnecting the primary and secondary connection and termination of 11 KV HT cable and power charging done of Incomer, Outgoing-1, Outgoing-2 & Spare Panel

Charges for CT Spouts & Bus-Bar Spouts 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 all spouts of Incomer, Outgoing-1, Outgoing-2 & Spare Panel

Charges for complete Bus-Bars Dismantling, Sulfation Cleaning by applying CRC, WD-40, for IR Improvement and finally Re-fitting.

Painting with paint supply for Incomer, Outgoing-1, Outgoing-2 & Spare VCB Chamber & CT Chamber Painting

Rusted portion De-rusting & Painting charges of Incomer, Outgoing-1, Outgoing-2 & Spare VCB Chamber & CT Chamber

Power Pack supply (Make: Shruti Electronics)I/P: 110 / 230 V AC, O/P: 110 V DC

Solid State Electronic Buzzer / Hooter supply (Make: STS) Model: SBMV-96, Aux: 12 – 240 V AC/DC

2.5 sq. mm 3 core cu wire for control circuit modification (Make-Approved)

Supply of Foam and Cable Entry Point filling by Foam for each Panel

Fault finding and through out checking of the existing complete Sub Station at Gargaria W/S Scheme at Sarenga Block of Bankura District by expart engineer and other technician with carrying different Testing servicing kit/machine like Insulating Resistance checking machine (1KV, 2.5KV, 5KV) 3 phase variac, Current injection machine/kit, Voltage injection machine/kit, Blower , Multimeter, clamp meter , Different type of tools tackles , verious testing wires, MCBs , wires & Cables , HT insulation tapes, Gas can with nozzle, CRTWD-40, Lecta cleaner , Adesive non adesive PVC taaps and itrms for complete servicing and testing the Transfoemers , VCBs, AVR with connecting HT, LT cables.

Fitting fixing of the above said supplied items Sl No 2-5 with expart engineers, electricians with needed HT inssulators, tapes,various cleaner by dismalting the 315 KVA 2 nos transformers all HT LT terminals, opening the top cover, arresting any kind of leakage by changing the gaskets oil seal of top cover , inspection cover tap switches, consevertor tanks, radiators, HT-LT bushing portion, OLTC new UPS , Breaather replacement With suppling of necessary HT-LT insulator tapes , seals , glands , glue, teflon tapes and other items to complete the work with Checking and testing of rectified the 2 nos VCB (1 nos Single panel , 1 no 4 panel ) 2 no 315 KVA transformers, 1 no AVR (Indoor and out door unit with other all the parameters for health fault free operation for a certaion duration as per direction of EIC

Add: 18% GST

Add: 1% Cess

Premnath Mitra (BID ID -6550007)

MS S G Enterprise (BID ID -6549893)

M/S. SWAPAN BANERJEE (BID ID -6549946)