Providing and installation of lightening arrestor with chemical earth pit for safety against lightening of rest house jarangdih koushal vikas kendra magazine and konar side pump house under jarangdih colliery.

Installation ,commissioning of 11kv and 3.3kv lightening arrestor at different location of shyamsundarpur colliery under bankola area.

Providing and fixing of goab switch 800 amp at jhirkey entry turning under kathara colliery

Supply and installation of lighting arrestor 11kv grade along with supply and installation of 03 nos. goab switch 800amp 11kv grade at 11kv main feeder line of jarangdih colliery.

Repairing and maintenance of 12 nos. goab switch 3.3kv at different colonies maintenance 9.0 under kathara colliery.

(a) repairing and maintenance of lt control panel, 800 ams, 440 volt at maszid colony transformer and (b) providing of goab switch, 800 apm and lighting arrestor under kathara colliery township.

New installation of 02 nos goab switch and repairing and maintenance of 08 nos goab switch 3.3kv at 2 no. sub station and mines of kathara colliery.

Providing and fixing of 02 nos. mccb 400 amps and 250 amps at opencast jarangdih sub-station, jarangdih colliery.

Dismantling and erection of 440 volt overhead line conductor and providing and fixing of goab switch 400 amps, earth pits and lightning conductor at damodar river under jarangdih colliery.

Dismantling and erection of 440 volt overhead line conductor and providing and fixing of goab switch 400 amps, earth pits and lightning conductor at damodar river under jarangdih colliery.