Repairing of 150hp, 550v star delta starter 02 nos and 200amp 550v acb switch of 7 pit madhusudanpur colliery

Rewinding of 15kva, 550v/220v lighting transformer, of view point area of east basuria colliery

(a) diversion of 550v over head line at mla colony (out site of pit limit) (b) diversion of 3.3 kv over head line (3.3 pump side) at nirsa ocp, mugma area.

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

(i)for maintenance of one no.1 mva 6.6kv/550v transformer installed at loyabad colliery make-ece,asset sl.no.arn/14 lbc(ii)complete rewinding and overhauling of a 750 kva power transformer 6.6kv/550v at 5 pit substation of lbc make-ece asset.no.loy/e

Pole, pcc, 9 m,fixt lighting, 230 v, 150 w, led, screw,cable, 1.1 kv, 2c, copper, pvc, 1.5 mm2, flexible,overload relay, thrml, 100-150 a,ictp switch, 415-550v, 32 a, 3 p,cable joint kit, 35mm2, copper, 3.3 v, 3 c,earth leakage relay, 50-750 ma with time lag with cbct,moving contact,fixed contact,potential transformer 550-220v, 50va

Rewinding and repairing of 50 kva,550v/440v lighting transformer , 315 kva, 3.3kv/550v tsu at no 9 pit of madhaipur colliery and rewinding and repairing of 150 hp, 1440 rpm, 550v induction motor at madhaipur colliery

New installation of 550v/440v overhead line at gogla colliery staff colony of madhaipur colliery.

Testing of transformer and switchgear of pit no. 5/6 of madhaipur colliery and pit no. 9 of madhaipur colliery, ecl under pandaveswar area

Rewinding of 250kva, 550v/440v 3 phase lighting transformer of east basuria colliery