Round the clock Operation and Guarding of 500 KVA (11KV/415V) Sub-station and barge Pumping machinery, Lighting arrangement and allied works at INTAKE PUMPING STATION under Surface Water Based Project for Nadia Arsenic affected area, Southern Sector

Amount

Day to day Operation & guarding of installed barge pumping machinery, internal & external electrification, 500 KVA Transformers, VCBs, pump, MCC panel, Incoming cable, LT control/Distribution panel, DG set, periodical inspection & checking of other equipments like Starter, Electrical gadgets, valves, compound lighting arrangement, barge etc. including supply of lubricants & sundry materials by engaging skilled, semi-skilled and un-skilled workers round the clock including up-keepment of entire installation and sweeping charges at Intake Pumping Station as per direction of the EIC. Major Electro Mechanical machineries at the installation:- a) Centrifugal pump motor set - 132KW X 4 nos. (2W + 2S) b) 500 KVA Transformer (11 KV/0.415KV) - 2nos. (1W +1S) with allied equipments. c) External and Internal lighting arrangement d) 10 KVA DG Set Period: w.e.f 01.09.2024 to 31.08.2025

Routine and periodical inspection by Electrical Supervisor having valid Supervisor Certificate of competency from Directorate of Electricity, Govt of West Bengal or under any other State, Govt of India along with Pump Technician / Supervisor. Each visit should be recorded in the Log Book ( with date & time) to be supplied by the Agency and kept in respective Station. The Supervisor required to have thorough / in depth inspection of all the Electrical appliances to ascertain the healthy / fault free operational condition of each equipments i.e. for Pumps, Motors, valves with Actuators, Flow/ Level/ Pressure instruments, Gauges, Lightings, hoisting arrangements, Exhaust Fans & LT Panel Boards, Cable, capacitor, Transformers, earthing system in compliance to the guide line as mentioned in the NIT. The periodical chart in tabular format as per direction of the EIC and in compliance to the specification enclosed herewith for the check points scheduled should be furnished to the Department for the period of w.e.f 01.09.2024 to 31.08.2025

Cleaning of contacts twice in a month in the LT Panel Board, cleaning of all Terminal Sockets, Coils once in a month in presence of Electrical Supervisor / Electrician and to be recorded in the Log Book with date including supply of new gland packing, fuses, cotton waste, indicating lamps etc. for the entire period of 12 months (w.e.f 01.09.2024 to 31.08.2025).

Servicing, testing and calibration complete with submission of report (specify of set point) in compliance with the guide line as per specification for the ACBS, ammeters, voltmeters checking complete, wiring, testing CTs, PTs, Relay testing and calibration, insulation check twice in a year (for 1 year i.e. 01.09.2024 to 31.08.2025)

Consumption of diesel for 10 KVA capacity DG set @ 3.2 ltr./hr. including all carriage & storage for 366 days X 2hr. run/day i.e. 733 hours [Measurement must be as per actual running Hr/log book.]

Consumption of Mobil oil including all carriage & storage for the 10KVA DG set for 366 days x 2hrs. run/day. [Measurement must be as per actual running Hr/log book.]

M/S. DILIP MITRA

DEBJYOTI BASU