Partial repairing stude gasket and cooling tube cleaning of 300 kva 2.2 kv/440v 3 phase marson electric make lighting transformer at jealgora 7 pit old sub-station sl.no. 12537 colliery id no. jl/tr/300 kva/11 of amal.joyrampur colliery under lodna

Changing of gasket and studs of 1000 kva 11kv/550 volt power transformer sl.no. 17189 and id.no. 07 at 7 pit sub-station of jealgora colliery under lodna area( local id.jel/tr/1000 kva/07).

Repairing /maintenance and erection of overhead line ( 2.2 kv)and cradle guard erection from 2 pit jealgora colliery to 7 pit jealgora colliery( approx 1 k.m.) at jealgora colliery of amal. joyrampur colliery under lodna area.

Dismantling head gear structure at 6 pit lodna colliery of amal.joyrampur colliery under lodna area.

Partial repairing 1.5 mva 11 kv/550 volt power transformer make electric construction and equipment co. ltd at new sub-station at 7 pit jealgora sl.no. c-6519/82 local id. jl/tr/08 at jealgora colliery of amal.joyrampur colliery under lodna area.

Partial repairing of 750 kva 11kv/550 volt power transformer make crompton parkinson sl.no. 13609 at 2 pit jealgora sub-station local id. jl/tr/04 at jealgora colliery of amal. joyrampur colliery under lodna area.

Complete repairing of g.e.c. make ocb switch(local id.no. jl/sw/16) 11 kv 400 amp.controlling of power transformer 750 kva in 2 pit sub-station jealgora colliery of amal.joyrampur colliery under lodna area.

Complete repairing and overhauling of ocb switch 2.2 kv 400 amps.make southern switch gear at bararee high school for power controlling of lighting transformer ( 2.2 kv/440 v) 200 kva at bararee colliery of amal.joyrampur colliery under lodna area.(

Making of 21 nos maintenance free chemical earth pit at various lighting transformer sub-station of jealgora section of amal.joyrampur colliery under lodna area.

Complete repairing and overhauling of 1 no. 200 amps 440 volt kilburn make ocb switch sl.no.jl/sw/19 for controlling of 2 pit surface pump motor at jealgora colliery (sl.no.-1937) of amal.joyrampur colliery under lodna area.