Repairing of ht side and lt side unit 315kva 3.3kv 550v transwitch unit, make poland for va seam mine no. 1 of kugp under hazaribagh area

Repairing and overhauling of 11kv, 400a crompton greaves make ocb switch with busbar sl no 15462g of in chandro substation under gopalichak colliery at site.

Repairing/overhauling of 800a 550v/440v abc make, air circuit breaker sr 375 installed at central pool substation under sijua area. (ii) repairing of 350a 550v sr no340222 flp type make erskine heap co. ltd. ocb switch at loyabad workshop un

(1) complete repairing of &#x0d 1273 hp star delta starter &#x0d 6.6 kv, sl.no.ht 606 make&#x0d prabhu akwmc o.c.p katras &#x0d area. (2) repairing of 400 &#x0d amps ocb switch 6.6 kv &#x0d make-gec, sl.no. 5101 at &#x0d kantapahri sub-station &#x0d akwmc under katras area.

1.repairing of star-delta starter involved in pumping operation for roto make 8 stage pump of parbelia colliery under sodepur area. 2.

1.one no. full repairing/rewinding of cg make 90kw, 550v sq. cage induction motor of dhemomain incline colliery under sodepur area. 2

Repairing of kilburn 200amps and abc make 300amps, 550v acb switch gear of dhemomain incline colliery under sodepur area. 2.repairing of 150hp, 550v, kilburn make dol er of dh

Repairing of 110kw surface direct haulage of dhemomain incline colliery under sodepur area.

Repairing of 2 nos. of rotodyne make rms-125x300 model pump of parbelia colliery under sodepur area.

Repairing of 2 nos. of 3.3kv, 150amps, mv make ocb primary main of 315kva, 3.3kv/550v power transformer and 250kva, 3.3kv/550v power transformer feeding power to domestic pumps installed at sgp chinakuri substation of chinakuri mine-i under sodepur a