(a) complete repairing/rewinding of one no.500 kva 3.3kv/550 volt power transformer sl.no.lph/tr/12 at 1 pit lodna colliery and (b) complete repairing/rewinding of one no.400 kva 3.3kv/440 volt lighting transformer sl.no.lph/tr/13 at 1 pit lodna col

Complete repairing /rewinding of 200 kva, 11kv/440v power transformer oil cooled type, make parsons and co. ltd., sl. no. 94045 of new colony at bhojudih coal washery.

Complete rewinding/repairing of 250 kva, 11 kv/440 v, bijlee make transformer, sl.no sq153/655 at dugda coal washery.

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.

Repairing / rewinding of 300 kva, 11 kv/440v power transformer oil cooled type, make abhay transformer and switch gear, sl. no. 1866 of intake well at bhojudih coal washery.

Complete rewinding / repairing of 500 kva/11kv/440v lighting transformer oil cooled type make gec sl. no vq87/3491 of 5 mtpa patherdih coal washery

Rewinding/repairing of one 500 kva gec make 11kv/440v power transformer sl.no. bss171/1936 installed at mini of dugda coal washery township.

Complete rewinding / repairing of 01 no lighting transformer 250 kva/ 11kv/440v, 3 phase oil cooled type, make-gec sl. no ct4573/b25194 of pcw railway colony at patherdih coal washery, ewz

Complete overhauling and maintenance of 250 kva transformer 11kv/440v lighting transformer oil cooled type make eaei sl. no pcw-1 at patherdih colony under patherdih coal washery

Complete rewinding/ repairing of one 750 kva kirloskar make 11kv/440v power transformer sl.no. 750b713.