Complete rewinding and repairing of 01 no. power transformer 250 kva, 11 kv/440v oil cooled type, make hindustan electrical ltd., sl. no. 3808 of 2.0 mtpa new washery at bhojudih coal washery.

Complete repairing and rewinding of (a) 01 no. 630kva, 3.3kv/440v k-sambhav make, with sl. no. ktc/tr/630/12 and (b) 01 no. 500kva, 11kv/440v gec make with sl. no. 22426418 oil cooled transformer for colony power supply under kathara colliery.

Partial repairing of 11kv/3.3 kv 2000 kva power transformer apeec makes sl. no- v980/87 at rocp substation under rocp/sj

Complete repairing/ rewinding of 315 kva andrew yule make 3.3kv/550v tsu and 3.3 kv acb, 50 hp reverse forward er of msam colliery

Complete rewinding and repairing of aluminium winded power transformer, 500kva, 11kv/550v, cromptomn parkinson make, sl. no. 29570v of kharkharee main sub-station under govindpur area

Repairing of 02 no gec make 315 kva 3.3 kv to 570 volt an-an type of cooling tran switch unit installed at different panel sub-station for 315 kv transformer sr. no. missing of bhadra 7 8 mine

Repairing and rewinding of 500 kva, 3.3kva/440v make v.a electrical industries light transformer si. no.860011 of dhemomain pit colliery under sodepur area.

Repairing and rewinding of 250 kva, 3.3 kv/550 volt. old type power transformer agent bunglow sub station of mithani colliery under sodepur area.

Complete repairing and rewinding of 250 kva, 11 kv/440v, marson make, sl no. 26433 distribution transformer and 10 kva, 3.3 kv/230v, k-sambhav powertronics make, sl no. ks/10/22/28 lighting transformer of tnocp under hazaribagh area.

Complete repairing / rewinding of 500 kva lighting transformer 3.3 kv / 415 volt, s/n 2800022343, 46/656 amp, make aeg/ngef installed at rest house substation of sawang washery.