Complete repairing of biecco make ocb switch 11 kv 400 amps controlling of lighting transformer 250 kva in 3 pit sub-station joyrampur colliery of under lodna area (local id. bccl/joy 3/ sw/ocb/11 kv/06 ).

(a) complete repairing of biecco make ocb switch 11 kv/400 amps &#x0d (b) complete repairing 11 kv/400 amps ocb switch with busbar g.e.c. make sl. no. 3637(b) complete repairing 11 kv/400 amps ocb switch with busbar g.e.c. make sl. no. 3637

Repairing of 3.3kv, 400amps biecco lowery make &#x0d ocb switch type nflp, sl.no. m-1956 for controlling of &#x0d 750kva, 400volts transformer of damoda colliery.&#x0d

Repairing/overhauling of 400 amps. 11 kv biecco make ocb switch local id-jg/sw/ocb/11 kv/47 for primary controlling of 2 mva 11kv/3.3 kv power transformer at 09 no. siding of amal. nt-st-jg colliery under lodna area.

Repairing of 11kv, 400amps biecco lowrie make vcb &#x0d switch sl.no.vb8a-7369 for controlling of primary &#x0d feeder breaker no.3 of phularitand, amp colliery

Repairing of reyrolle make, 11 kv, 400 a, ocb controlling main of 750 kva, 11 kv/440 v lighting transformer installed at surface substation of chinakuri mine - i under sodepur area.

Complete repairing of 400amps 11kv ocb with busbar biecco lowrie make of main switch of sahana sub station dobari colliery

Repairing of 400amps, 11kv ocb, biecco lawrie make, sl.no. 1958/kkc which will control the 11 kv power supply 1000 kva transformer 11 kv/440v. supply domestic power at kkc colony at kkc substation under kusunda area.

(a) complete repairing and overhauling of safety protection of 1 no. h.t. switch 11 kv 400 amps biecco make ocb (b)complete repairing /overhauling of one(01) 400amps 550volt easoni make ocb switch with busbar sl. no. 12k6021of amal. joyrampur coll

Repairing / overhauling of 1 no. 400 amps 11 kv biecco make ocb switch for primary controlling of 1000 kva 11 kv/550 volt power transformer sl.no.pb-4/18276 at 9 no. siding of amal. nt-st-jg colliery under lodna area( local id. bccl/jg/ ocb/11 kv/47)