A) complete repairing and overhauling of one(01) no.200amps 440volt kilburn make ocb switch sl. no. bccl/jg /sw/ocb/ 440v/29440v/29 (b)bccl/jg /sw/ocb/ 440v/45 (c)bccl/nt/sw/ocb/11kv/46 (d)nt/sw/acb/440 volt /59 at amal.nt-st-jg colliery under

(a)complete repairing of star delta starter sl.no.sa-1164 with local id no. nt/strdt/ 3.3 kv /65(b)complete repairing 3.3 kv 400amps ocb switch id.no. bccl/st/sw/ocb/3.3 kv/16 ( c ) id.no.jg /st/auto/550v/49 of amal.nt-st-jg colliery under lodna a

For repairing/overhauling of 400amps.gec make ocp sl.no.30/0225 at mudidih colliery under sijua area

(a) complete repairing and overhauling of one(01) no.400amps 550volt switch with busbar sl. no. bccl/nt /sw/550v/42(b) complete repairing and overhauling of one(01) no.100amps 440volt sl. no. bccl/nt/ sw/100a/50

Partial repairing of 3.3 kv 400 a ocb switch local id. no. bccl/nt/sw/ocb/2 installed at 6 no. sub-station of amal. nt-st-jg colliery under lodna area.

For complete overhauling repairing of 11kv, 400amps, ocb make biecco lowrie sl.no.p34/8463 of nichitpur colliery under sijua area.

Repairing of one(01) no.400amps 440volt g.e.c. make ocb switch with busbar sl. no.30/ 2135 and local id.no. kj/14 at 3 pit sub-station of kujama colliery under lodna area.

Repairing/overhauling of 2 no. of lt switch circuit breakers(i)lt switch ocb gec sl.no30/1491 400amps 440v/550v(ii)ocb gec sl.no.30/1527 400amps 440v/550v asbnc.(2) rep.of two nos. acb switch 400amp 440v sl.no.343 make kilburn (ii)ocb switch 200a

Repairing of 6.6kv crompton greaves make&#x0d 400amps ocb switch sl no. 45832 controlling of&#x0d 1000 kva, 6.6kv/440v-550v transformer at&#x0d madhuban filter plant sub-station under, amp&#x0d colliery barora area

For repairing of ocb sl.no.6590 ece make 600a, 550v/440v of bansdeopur colliery of sijua area.