For repairing and overhauling of 02 nos.6.6kv,vcb switch(i)6.6kv.630a mine line make-vcb sl.no.sa 697 asset no.sbc/24(ii)6.6kv,400a opg power system pvt.make-vcb sl.no.v/149/23-27 asset no.sbc/22 installed at chp central pool substation under asbnc

(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

Maintenance and reconditioning of 2 nos. vcb (11kv and 6.6kv, pce make), 2 nos. ocb switch (11kv, 800 amp, gec make), sf6 abb make breaker (33kv, 1250 amp), maintenance of ct, and repairing of 11kv capacitor bank control panel at central substation

Installation one no. 6.6kv vcb, 2 nos. 550v acb at 74bl substation, one no. 315kva, 6.6kv/550v tsu at 57l substation and 250mtr. 70sq.mm. 6.6kv grade power cable at 9r in between vcb at 73l/8d to load center for supplying power to lhcm-2 section belt

Iinstallation2no.6.6kv vcb,2nos.550v acb at 38l,57l substation, 2no.315kva,6.6kv/550v tsuat sites atrviiseam n 250m 95sq.mm6.6kvgrade cable in betweenvcbat57l substation to74bl substation for supplying power tolhcm-2 sec in r-vii seam of 3n4 inc,jpc

Transportation placing of one no. 6.6kv/550v tsu, four no. 6.6kv vcb, two nos 550v acbs and their cables for power distribution at panel-8, r-vii seam, 3n4 incline, jpc

Transportation n placing of one no. 6.6kv/550v tsu, four no. 6.6kv vcb, two nos 550v acbs and their cables for power distribution at panel-8, r-vii seam, 3n4 incline, jpc

Repairing of earth leakage &#x0d relay of 750 kva, &#x0d 6.6kv/550v transwitch unit&#x0d for the main substation &#x0d moonidih.&#x0d sl.no.1la 2597,2la 2597,4la 259

Repairing of 150hp 550v 1475 rpm ke make motor and 100 amps 6.6kv, flp vcb andrew yule make electric vcb of khottadih colliery under pandaveswar area