Installation of motor protection relay system in 03 nos. 3.3kv ht starters at karma project under kuju area.

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 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.

Providing and fixing of 06 nos. of idmt relay in different vcb and ocb at main 11kv/3.3kv sub-station for protection and safety purpose at bhurkunda colliery under barka sayal area.

Providing and fixing of 05 nos. interlocking arrangement of 11kv &#x0d and 3.3kv gang operating switch of main substation crs &#x0d barkakana&#x0d

Repairing/ replacement of four pole structure of 3.3kv overhead power line inside crs barkakana.

Repairing and fitting of safety device electronic relay,p.t. fitted for 11kv, 400amps ocb switch for compliance of violation given by dgms at 4a patch substation bhowra south colliery.

Providing and fixing of e/l relay with cbct, idmt relay, ct, ht bushing, 3.3kv vacuum contactor coil and other items in 02 nos. 11kv or3.3kv ocb and 02 nos. 3.3kv vcb er at balkudra substation and quarry at bhurkunda colliery under barka sayal.

Repairing of 04 nos3.3kv ocb 400amp, make cng,lnc,ece, sl no 28418g, 28419g, 60576 and ocb 4 of main substation at crs &#x0d barkakana.

Partial repairing 3.3kv neutral grounding resistor with monitoring and protection relay for 11kv/3.3kv 1mva transformer at 17 no substation.