Providing and fixing of ngr in different type of power transformer 500 kva 3.3kv 550v oil cooled and in 04 nos trans switch unit 315 kva 3.3kv 550v flp air cooled installed at rajendra ug mine of r and k sub area of sohagpur area secl

Supply and fixing of ngr 3.3kv 10 amp, 190 ohms for 3 nos., 1 mva, 11kv/3.3kv (2 nos.) and 1.6 mva, 11kv/3.3 kv (01 no.) power transformer installed at main and banwar substation at topa project under kuju area.

Providing and fixing of damaged/defunct spares in 2 nos of 3. 3kv nflp 3. 3kv 400amp indoor type vcb with sl no is 180 and sgi 2127 including testing and overhauling installed at surface substation of hirakhand bundia mine of rampur sub area under o

Providing and fixing of 06 (six) nos. of digital load cell capacity 30 te and digital type digitizer and digital type junction box for 60 te capacity electronic road weigh bridge no. 03, installed at kdh ocp under nk area

(a) providing and fixing of l.t control panel 440v, 800a as secondary controlling of 250kva, 3.3kv/440v transformer installed at main sub-station at gvp phase-ii ocp (b) repairing and re-winding of 55kw, 440v make-wnp for washing station and water s

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.

Providing and fixing of garden light at bhurkunda rest house at bhurkunda colliery under barka sayal 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

A. repairing of 3.3kv ocb switch 400a, ctr-100/5a, make-ece, sl.no.-1437 installed at main sub-station of gvp phase-ii ocp and b.repairing of 3.3kv ocb switch 400a, ctr-100/5a, make-ece, sl.no.1439 installed at main sub-station of gvp phase-ii ocp.

Repairing and overhauling of circuit breaker poles refilling of sf6 gas and repairing of operating mechanism of 02(two) nos. 33 kv sf6 circuit breakers installed at d.g. jealgora 33 kv sub-station of amal.joyrampur colliery under lodna area.