Providing and fixing of idmt relay, e/l relay with cbct, digital meter and other items in different 07 nos. 11kv and 3.3kv vcb, ocb at main 11kv/3.3kv substation for protection and safety purpose under bhurkunda colliery.

Repaiirng/overhauling and installation of safety devices in 2(two) nos 11kv, 400a make bicco lowrie ocb switch with busbar nearng sl no a) pb4 9324, b) pb4 93389 at site of gt gopalichak colliery sub-station.

Complete repairing and rewinding of (a) 01 no. 630kva, 3.3kv/440v k-sambhav make, with sl. no. ktc/tr/630/12 and (b) 01 no. 500kva, 11kv/440v gec make with sl. no. 22426418 oil cooled transformer for colony power supply under kathara colliery.

For supply of isi marked,dlms compliant,3 phase 4 wire, 110 volts, -/1 amp and -/5 amp (configurable,by default -/5 amp) static (electronic) tri-vector abt energy meter of accuracy class 0.2s, along with nb-iot / 4g modem having fall back to gprs

(1) complete repairing of 200 amps kilburn make sd-15 switch 550 volt sl.no.1092 for 40 hp pump at gtc unit asgkcc.(2) repairing of ocb switch 6.6 kv,400amp,sl.no.5705 make gec at salanpur colliery,(3) (a) oil leakage repairin

Supply and installation of 07nos. 3-phase, 4-wire, 110v, 5a energymeter (trivector meter) for energy monitoring at different points under govindpur area-iii

Supply and delivery of 1800 nos rachyem indo macedon sintex equivalent make lt distribution junction box along with pole mounting clamps for service line 3 phase 4 wire connection in ab cable system to wbsedcls malda gazole and chanchal store

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 reconditioning of a. 11 kv 800amp, prabhu make sl no 0526 vcb switch of feeder 1 and b 3.3 kv, 400amp ocb crompton greaves make sl nokugp.ocb.ccl001 used for primary control of lighting transformer 630 kva 3.3kv 440v installed at main s

Repairing/rewinding of slip ring motor at south samla unit,msam colliery, repairing of ece make 11kv ocb at pandaveswar colliery and repairing of 3.3 kv, 315kva, tsu controlling ht switch, 400a at manderboni unit, msam colliery,pandaveswar area