Repairing, installation and commissioning of current transformer in main incoming sf-6 breaker (main-i) of regional sub-station, kathara area under kathara colliery.

Reorganization of 11kv. oh line sawang feeder and heightening oh line 6.6kv kathara ocp and11kv bandh colony feeder at regional sub-station under kathara colliery

Dismantling of 3.3 kv oh line due to shifting at quarry no. 2 kathara colliery

Dismantling of 3.3 kv oh line due to shifting at quarry no. 2 kathara colliery

Feeder at regional substation of kathara colliery under kathra area. (b) dismantling and replacement of 33kv grade oil cooled current transformer of sawang feeder 10 mva 33kv 11kv power transformer regional substation kathara under kathara area.

Annual maintenance contract of 440 volt over head line of staff colony feeder under kathara colliery

Complete repairing rewinding of 01 nos. 3 mva 11kv, 3.3 kv gec, make transformer of regional sub station under kathara colliery.

Complete repairing and rewinding 2mva 11kv, 3.3 kv power transformer at regional sub- station kathara under kathara area.

Errection of structural steel barrier near regional sub station kathara colliery

Replacement of g.o.a.b isolator 11kv. grade of 3.3kv o/h line staff colony feeder at 4 pole near dav school, teacher colony, executive hostel, officer club and c type colony sub-station under kathara colliery.