Maintenance Works for Rectifying the Non- Conformities pointed out by the electrical inspectorate at Prison Head Quarters, Poojapura, Thiruvananthapuram(RE)

Amount

Electrical- Maintenance Works

od318111/2022_2023 : Supply and laying of chequered plates on the cable trenches including 2Coats of painting

od318112/2022_2023 : Service charge and transportation including cables and other accessories

od318113/2022_2023 : Supply and providing ABN make 7.5 capacitor duty contactor

od318114/2022_2023 : Supply and providing ABN make 16.7 capacitor duty contactor

od318115/2022_2023 : Supply and providing Shreem branded 6 stage APFC relay single CT

od318116/2022_2023 : Supply and providing of Shreem branded 2 kvar 440 V mpp heavy duty capacitor

od318117/2022_2023 : Suppy and providing Shreem branded 1 kvar 440 V mpp heavy duty capacitor

od318118/2022_2023 : Proper Identification and Numbering of earth pits with including resistance value test certificate

od318119/2022_2023 : Supply and fixing of Concrete Slabs on the earth pit Chamber

od318120/2022_2023 : Supply of Charcoals and Replacement of rusted nuts and bolt of the earth pits

2.15.2 : Supplying and fixing following rating, four pole, (three phase and neutral), 415 volts, residual current circuit breaker (RCCB), having a sensitivity current 30 mA in the existing MCB DB complete with connections, testing and commissioning etc. as required.40 amps

2.15.3 : Supplying and fixing following rating, four pole, (three phase and neutral), 415 volts, residual current circuit breaker (RCCB), having a sensitivity current 30 mA in the existing MCB DB complete with connections, testing and commissioning etc. as required.63 amps

od318121/2022_2023 : General Servicing of 200kVA USS- Switch of the power supply and open the panel board’s bus bar chamber, cable alley, and switch gears etc. Clean the inside with brush remove dust and web etc. clean inside and outside with air blower. Check all the connections and terminations crimping lugs, earthing etc. tight the connections and check for overheating carbonizing etc. Replace appropriate size of HRC Fuses in SFUs provide sleeves/insulation wherever necessary. Carbonizing to be cleaned with CTC etc. Replace switch gears and SFU/MCB where ever required. (SPARE parts & CTC will be supplied from the college). Check the megger values wherever required. Close the cambers once all the works are completed. Check OC/EF Replays, CTs, energy meters etc. in substation for proper working. Switch on power supply. Test one by one.

od318122/2022_2023 : Electrical installation testing and inspection report for insulation test, crimping of wires, jumbled wires, exposed DB, load test, Cable check, gland check, earthing point check, load testing, checking of cooling fan, interlocking of LT panel, etc.

Bidder Name

Powertech Electricals and Engineers