Complete repairing and rewinding of 150 hp cg make 550v, 1485rpm ventilation fan motor and repairing and overhauling of 200a, 550v abc make acb switch gear of madhaipur colliery under pandaveswar area

Complete repairing of11kv, 400a oil circuit breaker bhart heavy electrical make ctr 400/5-5s.no.bph/07 primary controlling of 1mva transformer11 kv/3.3 kv as per dgms safety guideline and safety point of view under bhowra powerhouse.

Repairing, maintenance and overhauling of (a,b) 2 no 200 amp, 550v, star delta er and (c,d) 2 no 150 amp, 550v, dol starter for motor and (e) 2 nos of 300a acb switches at dhori (k) colliery.

Complete repairing/overhauling of 400amp440v oil curcuit breaker switch gear sl. no.30/0496 make gec patherdih colliery under asp colliery

Repairing/overhauling of 800a 550v/440v abc make, air circuit breaker sr 375 installed at central pool substation under sijua area. (ii) repairing of 350a 550v sr no340222 flp type make erskine heap co. ltd. ocb switch at loyabad workshop un

Repairing of kilburn 200amps and abc make 300amps, 550v acb switch gear of dhemomain incline colliery under sodepur area. 2.repairing of 150hp, 550v, kilburn make dol er of dh

1. repairing of 550v mineline make gate end box breaker for sdl of dhemomain incline colliery under sodepur area. 2.repairing of 200a, 550v abc make acb of dhemomain i

1. complete repairing of 200-amps, 550v, abc make acb switch at 10l/13d main for sdl m/c no.-1137 of mithani colliery under sodepur area. 2.repairing of 400-amps, 550v, oil circuit breaker (switch) r/b make of mit

1.repairing of 3.3kv, 400amps reyrolle burn make ocb switch s.no. mith/pnm/19 of mithani colliery under sodepur area. 2.repairing of 3.3kv/100amps air circuit breaker (switch) of mithani colliery u

Repairing of one no of biccolowrie make, 400 amps, 11kv ocb, primary main of 1 mva transformer at surface substation and one no acb make 200 amps, 550v, abc of parbelia colliery under sodepur area.