1.drawing of 1 new 440 v overhead line (500 m) from no.2 pit substation to agent office, kumardhubi colliery, 2. new 550v overhead line (300 m) from no. 2 pit substation to no. 2 pit fan house at kumardhubi colliery, mugma area, ecl.3.a) drawing of n

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

For dismantling of ocp substation shed of size 50 ft x 50 and dismantling shifting, loading unloading of 1.5mva,6.6kv/3.3kv, transformer of badeopur colliery under sijua area

Shifting of 3.3kv overhead lines of 4a patch pumping from its existing position to outside cut area at 4a- patch of bhowra south colliery.

Maintenance of 3.3kv 3 phase overhead line due to damage of pipe pole from bhowra power house to pumping site 4a patch for smooth pumping operation at 4a patch under bhowra(s) colliery.

Complete repairing of 337kw 3.3kv star delta starter of old 3000 gpm pump of 4a patch of bhowra south colliery.

Complete electrical wiring of newly constructed clerk room and 11 kv substation of 4a patch of bhowra south colliery.

Complete repairing and maintenance of field switch 3.3kv 630 amp. make electrotechnica sl. no vcb 2893 of 4a patch of bhowra south colliery.

Cleaning of garland drain at 4a patch ocp of bhowra (south) colliery under e.j area

Installation and commissioning of negative sequence relay in 3.3kv 400 amp. ocb make bicco sl no 116 1952 of 4a patch substation of bhowra south colliery.