(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

Overhauling and maintenance of 500kva transformer 11kv/440v lighting transformer oil cooled type make gec s.no.vq87/3492 of patherdih township of patherdih coal washery

For complete repairing and overhauling of gec make switch sl. no. 314711/9,550v/400amps. of jogta substation at kankanee colliery

Repairing/overhauling of reyroll make ocb 400amp.440v sl.no.441 at 3/16substn lbc(ii)repairing of ocb 400amp/440v make gec sl.no.30/510 at bsp(iii)and complete repairing/overhauling of lt switch make ece,800a at loyabad colliery under sijua area

Repairing and overhauling of different 03 nos. l.t switches, (550v, 400a, make- gec sl.no. 30/406), (550v, 600a, make-s.s.g, sl.no. 0320) and (550v, 300amp, make- kilbern) at different sub-stations under kankanee colliery. (b) for repairing of oc

For complete repairing of gec make 400amp,550v/440v sl.no.na asset no.sbc/41(c ) installed at 6 pit substation sbc.

Complete repairing of 400a, 440v ocb gec make si.no abg/lt/switch/28 and installation of 02 nos of 400a,440v gec make ocb at kolmurna colony

Complete repairing/overhauling of 800a 440v ocb with busbar switch make - gec sl no 314791/2 of hurriladih.

(i)for dismantling, repairing of 440v o/h line from 10 no. more substation to gulguliya basti under mdc (ii)and maint. of o/h line 550v, 440v and damaged cable changing 6.6kv bsp(iii)rep.maint. of o/h line at different locations of lbc.

Repairing of 400a, 440v, kilburn make ocb, and 440v, 400a, star delta,a/yule make er and 400a, 550v, andrew yule, switch and 550v,400a,dol, er at kuju new siding of topa ocp under kuju area.