GENERAL Ashtamichira LIS Rewinding of burnt 315KVA transformer and allied works General Electrical Work

Amount

315 KVA transformer repair

OD228572/2024-2025:Dismantle all the electric connection from the damaged 315 KVA out door type oil cooled transformer after taking mandatory safety precaution in HT line, lower the transformer safely, by crane , necessary equipment and labour, take out the transformer very carefully from the yard and loading into the vehicle by using crane etc and conveying from pump house to workshop at Mannar, Changanssery, Kottayam including transportation and labour charges .

OD228573/2024-2025:Carry out preliminary inspection and tests , diagnosing the fault 315 KVA transformer, remove the transformer top cover, draining out the oil ,dismantle bush stem , remove core coil assembly and cleaning the tank, remove the whole burnt primary HT winding , cleaning and resetting the core, rewind the whole transformer coil firmly by using required size insulated aluminium winding wire after providing required insulating materials and oven drying the transformer core coil assembly, reclamation of the drained transformer oil, scraping , cleaning and painting the transformer tank with two coats of synthetic enamel paint over a coat of red oxide primer after doing the necessary welding work, reassemble the transformer with LN and HV coils using new insulation including fabrication work of new LV box and replacing all damaged gasket including top cover gasket, HV and LV bushings gasket, planch gasket, LV box cover gasket, conservator tank gasket, explosion vent gasket, oil level glass, transformer tanking work, filtration of oil, testing of transformer, reset the transformer and covering the top cover etc with good quality gasket and sealing washers etc. Fill required quantity transformer oil and providing silica gel breather bottle and require all other accessories.

OD228725/2024-2025:Conveying the transformer from workshop to pump house, unloading from vehicle with help of crane, moving to yard and ifting to plinth safely with crane, reconnect all electric connection including HT and LT terminals, testing the transformer etc all required including transportation and labour charges .

OD228728/2024-2025:Supply, conveyance and filling of good quality LT grade transformer oil

OD228566/2024-2025:Scrapping , cleaning the existing 4 pole structure ie,I channel , C channel and other supporting channels and painting with a coat of epoxy paint over a coat of epoxy primer

OD228567/2024-2025:Scrapping , cleaning the existing fencing of the transformer yard and painting with a coat of epoxy paint over a coat of epoxy primer etc as required.

OD257760/2024-2025:Supply and providing 11 KV AB switch with handle set fixed on the existing MS channel frame work.

BINSON JOSEPH (BID ID -2118388)

Bidder Name

BIJU JOSE

BINSON JOSEPH