Re-arrangement of bus bar structure, proper gravelling work of main substation for kugp and amc works of 11kv/3.3kv/550v/440v oh lines under kedla ugp, hazaribagh area.

Emd service charges for provision and arrangement of silica gel breathers for all 11kv 3.3kv segregated phase bus ducts

Maintenances of cable work, heat shrink type cable joint and new fitting of gang operating switch etc. at madhaipur colliery

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

Installation, testing and commissioning of interlocking system of 33kv and 6.6kv breakers with respective gang operated air break switches (33kv and 6.6 kv isolators) installed at coal and ob substation of khadia project

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

Providing and fixing of 04 nos. interlocking arrangement of 11kv and 3.3kv gang operating switch of main sub-station under bhurkunda colliery.

Repairing of 02 nos 11kv vcb switch of electroteknica make at main substation of crs barkakana.