WBPHED/DIC/BMSD(D)/NIeT-2 of 2025-26_7

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

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

All kinds of Gaskets & Oil Seal supply for HT & LT Bushings, Top Cover, Inspection Cover, Valve etc. of (A+C) Unit of 400 KVA AVR

Transparent Breather supply with ½ Kg. Silica Gel

Charges for gasket changes along with complete servicing of (A+C) Unit of 400 KVA AVR by disconnecting of all HT and LT terminals, draining transformer oil, opening of top cover, arresting of any oil leakage by changing of gasket and oil seal respectively various gasket portion like top cover, inspection cover, taps switch, conservator tank, radiators, buchholz, drain valve (as where required) and HT-LT bushing portion

315 KVA Transformer (11 KV / 0.433 KV) :

Transparent Breather supply with 1/4 Kg. Silica Gel

Transparent supply with 1 kg Silica Gel .

D/C Gland for 2.5 Sq mm x 12 Core Cable

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

SINGLE PANEL VCB :

Supply of Rectifier for Spring charging motor

4- PANEL VCB

Spring Charging Motor with mechanism supply for Siemens make 11 KV VCB (Incomer & Outgoing-1) (Make-Seimens)

PT Fuse supply for spare as per existing size

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 items Sl No 3-5 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 -6550012)

MS S G Enterprise (BID ID -6549905)

M/S. SWAPAN BANERJEE (BID ID -6549958)