Round the clock Operation, maintenance Guarding of 33/6.9/0.433 KV Sub-station other electrical accessories at Water Treatment plant under Surface water-based W/s Scheme for Arsenic Affected areas of Habra- Gaighata adjoining Mouzas, Dist- 24Pgs(N

Amount

Upkeepment of 33 KV/ 6.9 KV , 2Nos. 5000KVA , 6.6KV/0.433KV 3Nos. 500KVA transformer, 33KV VCB panel, 6.6KV VCB panel ,6.6KV Neutral grounding resistor,L.T. Panel boards ,capacitor panel,Battery charger,distribution panel & accessories etc. including operation of all accessories and ancillaries for 24 hours a day, sweeping of the sub- station complex daily by engaging skilled, semi skilled, unskilled personnel.(Including ESIC & EPF) w.e.f. 01-04-2025 to 31-03-2026

Periodical inspection, 2 times in a month (5 days in each visit) by Electrical Supervisor having valid Supervisors’ Certificate of competency from Directorate of Electricity (Licensing Board) Govt. of W.B. under any other state Govt. of India. Each visit should be recorded in the Log Book (with date and time) to be supplied by the Agency and kept in the sub-station building. The Supervisor requires to have thorough / in- depth inspection of all the electrical appliances to ascertain the healthy/ fault- free operational condition of each equipment i.e. transformers, VCB panel, L.T. panel, capacitors panel,Battery charger,distribution panel.

Upkeepment of healthy condition of all feeders cleaning of all contactors, terminal sockets, coil etc. ones in a month with the help of CRC-226 spray, grease , Lub oil etc. checking of all internal connection of all feeders panels , LT Panel /H.T Panel/distribution panel , wiring of starters , external wiring of the Sub Station & panel room. All the illumination , fixtures including timers & contactors etc. by engaging electrician having valid and appropriate Licence ( Work mans permit) issued by Directorate of Electricity , Govt. of West Bengal or any other State Govt. of India or personnel having ITI (Electrician) Certificate and all the parameters to be recorded in the Log Book with Date & Signature.

Calibration & testing of various electrical equipments viz 33 KV/ 6.9 KV , 2Nos. 5000KVA , 6.6KV/0.433KV 3Nos. 500KVA transformer, 33KV VCB panel, 6.6KV VCB panel ,6.6KV Neutral grounding resistor,L.T. Panel boards ,capacitor panel,Battery charger,distribution panel ,relays ,meters, & accessories etc as per direction of E.I.C.

Filtration and dehydration of 33/6.9KV 5000KVA Transformer Oil by suitable method and as per direction of EIC. i) 02 Nos Transformer

Filtration and dehydration of 6.6/0.433KV 500KVA Transformer Oil by suitable method and as per direction of EIC. i) 03 Nos Transformer

ORIENTAL ENGINEERING CO. (BID ID -6200297)

B T PROJECTS PRIVATE LIMITED (BID ID -6201270)