(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

Repairing and changing of stud bush, gaskit and&#x0d damaged cable etc. of 500kva lighting transformer, 3.3kv/440volt at thakur colony, 630kva&#x0d lighting transformer,&#x0d 3.3kv/440 volt at gyatri&#x0d colony and 500kva&#x0d lighting transformer,&#x0d 3.3kv/440volt at

Repairing and changing of stud bush, gasket and damaged cable etc. of 500 kva lighting transformer, 3.3kv 440volt at thakur colony, 630 kva lighting transformer, 3.3kv 440volt at gayatri colony and 500 kva lighting transformer, 3.3kv 440volt at of

Part repairing, changing of stud bush, gasket and damaged cable etc. of 500kva lighting transformer, 11kv-3.3kv, 550v-440 volt at 9.0 under kathara colliery township.

Repairing and cleaning of stud bush, gasket and damaged cable etc. of 1mva lighting transformer, 11kv 3.3kv, 550volt at river side. 500kva lighting transformer, 3.3kv 440 volt at teachers colony and 630 kva lighting transformer, 3.3 kv 440 volt at m

Partial repairing and changing of cork sheet and stud with rubber bushes of 500kva 11kv/440 volt lighting transformer at bera colliery.

Rewinding and repairing of 500kva, 3.3kv/440volt lighting transformer at gidi-a colony and 63kva, 3.3kv/220volt of gidi-a colliery under argada area

Repairing and changing of damaged stud bush and gaskit of lt and ht side of all transformer under jhirkey village at kathara colliery.

Complete rewinding/repairing of a) 400 kva 3.3 kv/440 volt lighting transformer sl.no.lph/ltr/13 b)150 kva 11kv/440 volt lighting transformer sl.no.lph/ltr/29 c)50 kva 3.3kv/440 volt lighting transformer sl.no.lph/ltr/31 d)500 kva 3.3kv/440 volt ligh

Rewinding and repairing of 500kva, 3.3kv/440volt transformer of religara colliery under argada area.