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

Hand drill machine 600w 230v 1 point 5 13mm 2800rpm,tester tong 0 to 1000a 660v,3.3kv 400amps fwd off rev isolator part no htsv0003,master trip relay 110v dc cspc86 part no 1907739,puller bearing hyd 10ton,contactor main 550v 300 by 400a,tester hv detector 0 to 11kv for flp switch

Cable termination of 11 kv indoor type and 11kv ocb, 3.3kv ocb, 550volt ocb and painting work at tilaboni unit main sub station of tilaboni colliery under bankola area.

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

Reparing and overhauling of &#x0d 3.3kv,400a cg make ocb of bankola &#x0d 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 11kv, 400a eec make ocb of c pit substation at nakrakonda kumardihi b colliery under bankola area.

Complete repairing of gec make 400 amp 11 kv ocb switch of bankola colliery