Complete rewinding and repairing of primary and secondary breaker of andrew yule make 315 kva 3.3kv-550v sl no sspay03 transwitch transformer at shyamsundarpur colliery

Repairing of 150hp, 550v star delta starter 02 nos and 200amp 550v acb switch of 7 pit madhusudanpur colliery

Repairing of gear box pf electric winder at pit no.-01 of patmohana colliery under sodepur area.

Repairing of 40hp haulage motor 02 nos and 3.3kv 100amp acb of jambad colliery

Repairing and rewinding of (a) c.g make 100 hp, 550v non flp slipring motor and (b) k.e make 12.5 hp, 550v, 720rpm flp motor of bankola colliery.

Maintenance/overhauling of 03 nos of 11kv/3.3kv transformers at ningha colliery, satgram-sripur area

Repairing of 2.5mva,11kv/3.3kv power transformer of pit no 01 at j k nagar colliery

Supply, installation, testing andcommissioning of ngr 3.3 kv protection system in 33kv/3.3kv power transformers and 3.3kv dg set at 33kv s/s and ngr 440v protection system in 3.3kv/550v/440v power transformers at ncph, ra and vw ug mines of chrm ar

Repairing work of nhs quarter no 179 at parbelia amdanga colony of sri chandra kishore singh, overman umno-114946 of parbelia colliery under sodepur area

Repairing, rewinding and installation of k-sambhav make, 11kv-3.3kv, 2mva transformer installed at chp substation at shyamsundarpur colliery under bankola area.