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

Repairing overhauling of 400amps vcb switch 6.6kv make - gec si.no. 455357 3 at kantapahari sub station akwmc , under katras area.

Complete repairing or rewinding of power transformer 500kva 11kv, 440v sl. no. jwtp,dam site,01 installed at dam site jwtp under block ii area.

Lt outdoor panel 440v ac 3 ph neutral 50hz incomer 3200a 4p cu bus bar outgoing 630a 400a 250a 100a tpn sfu,lt indoor panel 440v 3ph neutral 50hz ac incomer 2000a 4p cu bus bar outgoing 1250a 800a 4p 630a 400a 250a 100a tpn sfu,lt outdoor panel 440v 3ph neutral 50 hz ac incomer 1250a 4p cu busbar outgoing 630a 400a 250a 100a 63a tpn sfu,3 ph 425 kvar 415 v 50 hz microprocessor based apfc panel,lt indoor panel 440v 3ph neutral 50hz ac incomer 630a tpn sfu tin cu busbars outgoing 400a 250a 100a 63a tpn sfu,lt outdoor lighting panel 440v 3ph neutral 50 hz ac incomer 800a 4p cu busbar outgoing 400a 250a 100a 63a tpn sfu,lt indoor lighting panel 440v 3ph neutral 50hz ac incomer 400a tpn sfu tin cu busbars outgoing 250a 100a 63a tpn sfu,lt indoor lighting panel 440v 3ph neutral 50hz ac incomer 400a tpn sfu tin cu busbars outgoing 250a 100a 63a tpn sfu,lt indoor auto change over panel 440v 3ph neutral 50 hz ac incomer 800a 4p for eb and dg supply bus bar tpn tin cu,3 ph 4 way lighting distribution board incomer 4 p

A)complete repairing/rewinding of 63kva 3 phase 3.3kv/230 volt transformer, make- transgietz enterprises, sl. no.-224 installed in dakra mines in respect of dakra project. b) preventive maintenance of 100kva 3.3kv/440v transformer sl. no.- local sl.

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

For complete repairing and overhauling of ocb, sd -15 make kilburn switch 550v,150a, asst. no. arn/72 sl.no.08595 4 pit loyabad (ii)and repairing of 120 hp,550v,star delta starter, a.t.s type, amba speed make,sl.no.a-223-97 controlling of submersible

Complete overhauling of 02 n0s rear suspension part no-4688680 and o4 nos differential eye of dumper model cat 773 e sl no 880 deployed at amp colliery barora area

C and s c and s acb 1250a 3p edo, without relay,c and s c and s acb 1600a 3p edo without relay,c and s c and s acb 800a 3p edo without relay,c and s 7no plus 7nc auxiliary contacts for c and s make acb,c and s dowell pin for c and s make acb,c and s sic block for c and s make breaker,bch reputed make connectwell end plate ep cdttu,bch delta door lock,bch reputed make key for delta lock,bch reputed make knob type door lock and key,bch power incoming contact,areva areva vtt11 220v dc 1 10 s 2no plus 2nc plus resistor,areva areva undervoltage relay vagm22af171g 1dv 110v ac 1no plus 2nc,bch 8 mm insulator red for outgoing feeder busbar support for cable,bch power contactor 2no plus 2nc 220v ac ce15f series ac 3 32a 15 kw,bch rack in rack out handle for draw out feeders breaker,bch bch control transformer 3 kva primary 415v,bch bch control transformer 10 kva primary 415v,bch reputed make service test limit switch,bch reputed make module jaw contact support stab module nuts and bolts copper bus 4 cm insulator and i

Complete repairing/overhauling of 800a, 550/440v ocb switch with busbar gec make sl no kc/enm/01 lighting line purpose at kustore colliery sub station of pb area.