Repairing of goab switch, lightning arrester and limit switch at govindpur u/g project, kathara area

Repairing and rewinding of 1mva transformer 11kv 3.3kv of amritnagar colliery

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

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

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

Flameproof transwitch unit (flp tsu) 315kva, 3.3kv/550v (or 525v),flameproof switch board panel comprising of seven flameproof 3.3kv, 400a vcb,flameproof switch board panel comprising of four flameproof 3.3kv, 400a vcb,flameproof vacuum circuit breaker 3.3kv, 400a,flameproof air circuit breaker 400a, 550v,flameproof air circuit breaker 200a, 550v,flameproof air circuit breaker 100a, 550v

Supply and fixing of nr valve, sluice valve and gi bend at different location of sirka colliery under religara colliery.

Different mechanical related maintenance jobs associated with production and safety at jambad colliery

Cable jointing with cast resin compound (30 no) at different places of bastacolla colliery.

For repairing of incomer 400a,6.6kv, ocb switch sl.no. bsp/switch/06 make ferguson at ekra substation basdeopur colliery under sijua area