Complete repairing and re-winding of (a) 02-nos. 500 kva, 3.3kv/440v (b) 01-no. 250kva, 3.3kv/440v and (c) 01-no. 160 kva, 11 kv/440 distribution transformers installed at different locations of kathara colliery under kathara area.

Earth electrode primary electrode,mccb,residual current cuircuit breaker rccb,earth leakage circuit breaker elcb,solar insulation meter,digital lux meter,magnetic flux meter,tong tester,sun shine recorder,battery storage lead acid,battery charger,solar charge controller with dusk to dawn automatic switching,solar charge controller with manual switch day lighting,array junction box for connecting 250w x 4 nos,solar lantern led type,clinometer for angle measurement,phase sequence indicator,pwm controller,mppt charge controller,inverter,solar street light,rechargeable battery,rheostat sliding type,rheostat sliding type,bus bar with brackets 1 mtr each,milli voltmeter centre zero analog portable box type housed in bakelite case 100 to 0 to 100 mv,tachometer digital photo sensor type,single phase variable auto transformer 0 to 270 v 10amp air cooled,phase sequence indicator 3 phase, 415 v,growler,ac starters,ac starters,ac starters,function generator 2 to 200 khz sine square triangular 220 v 50 hz single phase,imm

Repairing of 630 kva, 3.3kv/440v, lighting transformer under kathara colliery

Lighting line for extension of 440v o/h line at outsourcing area near coal stock at kathara colliery.

Maintenance of 440v over head line from mini quarry to kathara weighbridge under kathara colliery

Lighting line for haul road at quarry no 3 of 220.v over head line at kathara colliery.

Dismantling of 440v, 220v lighting line for dumping of two area and haul road at quarry no.3 at kathara colliery

Shifting of lighting line for new outsourcing area road at quarry no 3 of 440v 220v oh line at kathara colliery.

Lighting of dumper yard at pit office under kathara colliery.

Lighting of dumper yard at pit office under kathara colliery.