REPAIRS / MAINTENANCE OF HT SWITCH GEAR AND ALLIED WORKS AT DEOLALI UNDER GE DEOLALI

Amount

M&L for dismantling of the defective transformer of 11KV/0.415 KV 250 KVA capacity from its base and removing the necessary electrical / earthing connections, removing the transformers from plinth with arrangement of crane and taking the transformer to factory for repair/rewinding work and including transportating the transformer from Umrao Vihar sub stations and transporting back to site after repair installing and commissioning with all electrical connections to the existing services etc as directed by the Engineer-in-charge.

M&L for dismantling of the defective transformer of 33KV/11KV 3.15 MVA capacity from its base and removing the necessary electrical/earthing connections, removing the transformers from plinth with arrangement of crane and taking the transformer to factory for repair/rewinding work and including transportating the transformer from Umrao Vihar sub stations and transporting back to site after repair installing and commissioning with all electrical connections to the existing services etc as directed by the Engineer-in-charge.

M& L for draining out the transformer oil from 3.15 MVA 33/11KV transformer through drain plug, opening the transformer & removing the Tap changer switch etc. including dismantling the high/low voltage coils from its core, clamps,channel, core lamination etc. complete and dismantling of core and tank, reassembling complete after repairs and testing all as directed and specified by Engineer-in- charge.

All as per Ser No 3 here in before But 250 KVA, 11/0.415KV transformer

M & L for replacement of HV coil by using new super enameled paper insulated copper wire as per existing data/size.

All as per Ser No 5 here in before But LV Coils

M&L for reinsulation of existing HT serviceable coils with leatherised insulation paper as per original standard

M&L for provision of sledge phase barrier etc. and dehydrating the windings in oven to remove the moisture.

M&L for repair of tap changer assembly & replacement of worn out nuts and bolts and providing new copper lead for tap changer assembly.

M&L for replacement of all gasket of top cover, HV & LV bushings etc. complete including of radiators

M&L for replacement of silica gel breather with new one of suitable capacity.(500g)

Filtration of existing transformer Oil by heating process taking out the moisture and impurities under vacuum and refilling in transformer upto required level having Die-electric strength Min. 40 KV for 2.5 mm Gap.

M&L for press board, spacers paper for transformer.

Supply and toping up the transformer with new transformer oil to the required level.

Material and labour for painting of 33/11 KV power transformer of capacity 3.15 MVA with synthetic enemel paint two coats by spray painting approved colour after scraping of old paint, cleaning of all rusted portion, surface including sign writing i.e MES No, Make, Capacity etc complete all as directed by Engineer-in-Charge

Material and labour for painting of 11/0.440 KV distribution transformer of capacity 250 KVA with synthetic enemel paint two coats by spray painting approved colour after scraping of old paint, cleaning of all rusted portion, surface including sign writing i.e MES No, Make, Capacity etc complete all as directed by Engineer-in-Charge

YASHASVI ENGINEERS

Maruti Abhiyantriki

RAJLAXMI ELECTRICALS AND ENGINEERS

Shining Star Electricals

MAHIMA CONSTRUCTION

SHRI SULAI ELECTRICALS