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.

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 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 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.

Complete repairing / overhauling of pullen make 180 h.p.550 volt 1450 rpm 8 tage submersible motor and pump type p-450 sl.no.-37064 local id jl/ss/39 at jealgora colliery of amal.joyrampur colliery under lodna area