Repairing and rewinding of 1mva 11kv/3.3kv power transformer sl. no. jrd/trf/1mva/01 installed at new sub-station of jarangdih colliery under kathara area

Rewinding of 500kva 3.3kv/440 volts to 11kv/440 volts transformer installed at abg colliery under govindpur area

Repairing and replacement of damaged gaskets and filtration of transformer oil 3.3 kv 440 volt 2 nos of 100 kva lighting transformer at nakrakonda hospital substation and nakrakonda shivmandir of nakrakonda kumardihi b colliery

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

Replacement of damaged gasket and oil filtration of 1mva, 11kv 3.3kv,marsons make power transformer in c pit substation of nakrakonda kumardihi b colliery under bankola area

Part repairing of 03 nos., 500 kva, 3.3kv, 440 volt, transformer of masjid transformer, thakur transformer and russian transformer under kathara colliery.

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.

For rewinding and repairing of 200 kva, 3.3kv, 440 volt, transformer of kathara colliery under kathara area

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

Dehydration, filtration corksheet change and required studs of 500kva 3.3kv 440v (3nos) lightening transformer in massan dhaora, 4 no and babu para of bankola colliery under bankola area (at site) total transformer job 3 (three nos)