1.drawing of 1 new 440 v overhead line (500 m) from no.2 pit substation to agent office, kumardhubi colliery, 2. new 550v overhead line (300 m) from no. 2 pit substation to no. 2 pit fan house at kumardhubi colliery, mugma area, ecl.3.a) drawing of n

Submersible pump motor set capacity 20 hp , isi marked motor 415 volt,3 phase,50 hz, 4 star rating ,discharge capacity 900-1400 lpm , discharge head 55-60 meter. nominal speed 2900 rpm,5 stage or multistage, bore well 200 mm suitable discharge pipe 100 mm, motor totally enclosed copper wound squirrel induction type, water cooled & water lubricated.

Complete repairing/rewinding and overhauling of pullen make 200 hp, 1450 rpm, 550v p-16 submersible motor and p510/8 stage pump of kustore colliery sl no-pp38629.

Mechanical repairing of one no 250 hp 550v 2900 rpm 300 mtr 500 gpm 6 stage pullen make submersible pump and motor installed at moira colliery

Complete repairing, rewinding and overhauling of 300hp 550v, 1450 rpm, make pullen submersible motor sl no pp39016 and submersible pump 10 stage 200m head sl no pp39100 under kb 5/6 pit hydromining colliery

(a) complete rewinding of 50hp 550v 1450 rpm motor and (b) complete rewinding of 60hp 550v 1450 rpm motor of phularitand, amp colliery under barora area.

Complete repairing and overhauling of pullen make 150hp 2900 rpm submersible 6 stage pump of victory colliery bastacolla colliery

Complete repairing / rewinding and overhauling of pullen make 180 hp, 550v, 2900 rpm submersible motor and pump of aebs colliery

Complete repairing/rewinding of pullen make 160hp, 550v, 2900 rpm submersible motor and overhauling of 1000 gpm, 4 stage 100 meter head submersible pump at burragarh colliery, pb area.

Complete rewinding , repairing and overhauling of pullen make 300 hp, 550v, 2900 rpm submersible motor and pump, 4 stage 1000 gpm, 200 mtr head sl no pp38778 of kb 5/6 pit colliery (hmp)