For repairing of 03 nos. 11 kv ocbs 400 amps for controlling of 01 nos. 3 mva and 02 mva power transformer of main sub-station under bhurkunda colliery.

Providing and fixing 03 nos. 11kv grade g.o.a.b and horn gap fuse along with end termination kit of rajdhar siding sub- station bijain sub- station 3 mva sub- station under piparwar patch ashok ocp ppr area.

Rep. and maint. of 03 nos. (one no. 6.6kv and two nos. 3.3kv) ht ohl mines feeders as req for strengthening of 6.6kv and 3.3kv ohl structures one 6.6kv from q.no. 01 sub-stn to mines and other two 3.3kv from q. no. 02 sub-stn to purnadih basti

Organization of 3.3kv feeder for segregation of power supply of 02 nos pumping station (05 ht pumps and upcoming increase in demand of 3000 gpm pump for smooth and trouble free operation in respect of akkocp, bnk area.

Job1. day to day oh line work such as erection dismantling shifting and branch di of lt overhead lines at voltage 220v/440v on as and when required basis for period of 01 year at different section of mines at ashok ocp under piparwar area.

Wiring, lighting and power supply through ab cable to newly installed rfid porta cabin at amarpali cisf check post near 4215 sub-station (silo) and chp cisf check post near wb no- 01 and 02 under chp-cpp, piparwar.

Repairing and maintenance of 11kv/440volt &#x0d overhead line replacing of damaged poles and &#x0d conductor for smooth domestic power supply to &#x0d karmatand sub-station to bhelatand basti of &#x0d damoda colliery, barora area.

Supply and installation of 02 nos. of ngr 3.3 kv, 10amp , 190 ohms for 02 nos. of 3 mva transformer 11kv/3.3kv transformers at main sub-station of gidi-c colliery along with maintenance , repairing and painting of 3.3kv overhead line poles at gidi c

Installation of lightning arrestor, &#x0d goab, earth pit along with &#x0d accessories in 11kv overhead &#x0d line at main sub- station &#x0d (2x3mva) and dismantling&#x0d erection of overhead line at &#x0d weighbridge no 01, under &#x0d rohini ocp, nk area

Erection of 08 no.s of structures for fixing and installation of cts, pts, sf6 breaker and sub station transformer with shifting of 01 no. sf6 breaker at 5 mva sub station under ashok ocp, piparwar area.