Repairing /overhauling of 11kv, 400a ocb sl.no.pcw1 of patherdih coal washery

For repairing of incomer 400a,6.6kv, ocb switch sl.no. bsp/switch/06 make ferguson at ekra substation basdeopur colliery under sijua area

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

Repair/replacement and renewal of lt/ht protection devices and switch gears and preventive/corrective maintenance for distribution transformers and 2/4 pole structures,gods,11kv poles,ht ug cables and other e/m works at cgdhq-10 under ge campbell bay

Omplete repairing of gec make 11kv 400a non flp ocb in area hospital of tilaboni colliery under bankola area.

Repairing of 11kv, 400a, ocb, make gec, si. no. 5106 installed at 4 seam s/s of adi colliery

Repairing of 400 amps gec make 11kv ocb (ht switch) at millinium incline shankarpur colliery under bankola area

Repairing of (a) 11kv, 600a, gec make ocb switch &#x0d sl.no.-2817 and (b) 6.6kv,400a gec make ocb &#x0d switch sl. no.-m-164 for controlling of 11kv/6.6kv &#x0d transformer at sadbhavna substation under &#x0d muraidih, amp colliery.

Repairing of 400a ocb switch, gec make, 440v, sl. no. 30/2152 of abg colliery

Complete repairing and overhauling of 11kv 400a, ocb switch make gec sl no 5647 at site of kenduapool substation under kenduadih colliery.