Providing and fixing of 02 nos. variable electric field balance veb at weighbridge and substation of lajkura ocp, ib valley area.

Providing and fixing of 100 amps tpn disconnector fsu and hrc fuses for lt circuit and lightning circuit of gm unit, ib valley area.

Complete repairing of biecco lowrie make 400 amps ocb switch 11kv with busbar at chandmari colliery.

Repairing of 400 amps 11kv/ocb make biecco lowery of golakdih sub station under kuya ocp

(a) complete repairing of biecco make ocb switch 11 kv/400 amps &#x0d (b) complete repairing 11 kv/400 amps ocb switch with busbar g.e.c. make sl. no. 3637(b) complete repairing 11 kv/400 amps ocb switch with busbar g.e.c. make sl. no. 3637

Repairing of 3.3kv, 100-amps, m.v. make ocb s.no. sdp/pnm/67 and 3.3kv, 400-amps, biecco lawrie make ocb secondary main controlling switch of 1-mva power transformer of sheetalpur colliery under sodepur area

Complete repairing of 3.3 kv 3 phase 400 amps ocb of gec make sl no bh(s)/ocb/15 of bhowra south colliery

Providing with retrofitting of vcb 3.3 kv, 630 amps with trolley in existing gec make ocb panel.

Repairing/overhauling of 400 amps. 11 kv biecco make ocb switch local id-jg/sw/ocb/11 kv/47 for primary controlling of 2 mva 11kv/3.3 kv power transformer at 09 no. siding of amal. nt-st-jg colliery under lodna area.

Providing, fixing and overhauling of damaged spares of moving contacts and fixed contacts, earth leakage relay, rectifier unit of ngef 3, 3.3 kv, 800 amps at main substation, lajkura ocp, ib valley area