WBPHED/EE/AMD/ NIeT-39 of 2024-2025/10

Amount

Supply, Delivery and storage following cable at site 3½ Core 150 sqmm 1.1 KV Grade XLPE insulated Al. Armoured Cable as per technical specification.(From LT PDB to LT MCC & Transformer LV to LT PDB)

Supply, delivery and storage at site of following cable termination kits for Sub-Station.

Indoor type heat shrinkable termination kit for 3 Core, 185 sq mm 11 KV (E) XLPE cable.

Transportation of the 400 KVA transformers from Damalia/Amritnagar Head Works site to Baidyanathpur/Pandabeswar by hired vehicle including loading unloading by engaging skilled & unskilled labour to avoid any sorts of damage as per direction of EIC.(Distance 30 KM upto 40 KM)

Disconnection of Cables from Transformer Input & Output side, Removing of 2 nos. old 315 KVA Transformer from Plinth also stored in cool and dry place as per Direction of EIC.

Drain out the old transformer oil from the transfomer up to the bushing level and keep the same in an empty drum including supply of empty drum as per direction.(1000 Ltrs approx.) (From 2 Nos of 400 KVA Transformer)

Supply and delivery of transformer oil as per IS:335, specification in a sealed drum.(Make-Approved make)

Removal of top cover and inspection cover after removal of conservator tank, Bucholze relay part by part, removing of sludge from the bottom after loosening of all the nuts & bolts for detecting of any defects as per direction of EIC.

Supply delivery of all kinds of Gaskets & Oil Seals supply for HT & LT Bushings, Top Cover, Inspection Cover, Valve etc. of 400 KVA, 11 KV/433 V Transformer as per direction.(2 Nos 400 KVA Transformer)

Changing of gasket for 400 KVA, 11 KV / 433 V Transformer by dismantling of all HT and LT terminals, arresting of any oil leakage by changing of gasket and oil seal respectively various gasket portion like top cover, inspection cover, tap switch, conservator tank, radiators, buchholz, drain valve (as where required) and HT-LT bushing portion as per direction.

Supply of transparent breather with 0.5 Kg Silica gel .(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 Kolkata to Pandabeswar and back as per direction of EIC.

Installation of 400 KVA Transformer at Plinth and grouting with base, by engaging skilled and unskilled labour as per direction.

185 sq. mm. x 3C, 11 KV grade Cable End Termination.(For 400 KVA Transformer)

L.T. end termination with gland & cable sockets also in LT MCC Panel.

Control Cable connection for Transformer protection like OTI, WTI, Buchholz connection from Marshalling Box to VCB as per direction.

Testing & Commissioning of installed 400 KVA transformer with VCB, LT PDB Panel, all tripping test done by Relay tester, IR of Cables(Both LT & HT), all earth pit by using megger as per direction.(Whole Subs-Station Equipments)

Di-Electric Strength Test of Oil and Submitted this report to officials/Office.

Earthing & lightning protection arrangement for Pump house, Chlorine room and electrical installation as per ISS and IE rules.(Earth pit 4 Nos)

Add GST @ 18%

Add CESS @ 1%

M/s. SOMA ENTERPRISE (BID ID -5969178)

EASTERN INDIA SALES AND SERVICE (BID ID -5971076)