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

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

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

Providing and fixing of 06 nos. interlocking arrangements of emergency tripping device for safety purpose of 11kv/3.3kv main substation bhk and 11kv/3.3kv substation balkudra under bhurkunda colliery.

Installation of one no. 3.3kv, 400a vcb and 2.5mva, 11kv/3.3kv power transformer at 2 no. electrical/colliery substation under kathara colliery.

Rewinding or repairing of 1500kva, 11kv by 3.3kv oil immerged type east india make power transformer under bhurkunda colliery.

Providing and fixing of idmt relay, e/l relay with cbct, digital meter and other items in different 07 nos. 11kv and 3.3kv vcb, ocb at main 11kv/3.3kv substation for protection and safety purpose under bhurkunda colliery.

For prive maintenance and repairing of 11kv and 3.3kv production overhead line during monsoon of balkudra outsource under bhurkunda colliery.

Providing and fixing of neutral resistor monitor relay, ct indicator lamp and current monitor relay and other items of 02 nos. 3.3kv grade ngr is installed at main 11kv/3.3kv main substation bhk and balkudra 11kv/3.3kv substation under bhurkunda col.