Rewinding and repairing of 250 kva, 3.3 kv/440 volt make transgietz enterprises sl-te/211 transformer installed at east colony of kuju colliery under kuju area.

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.

Repairing, rewinding and maintenance of 01 no 125 kw, 3.3 kv, marathon - make, sl no. - 81237699/79 induction motor installed at parej east ocp under hazaribagh area.

A) installation and commissioning of 3.3 kv ngr in two nos merson s make 01 mva trans-former installed at kalimati and shivmandir substation bearing sl no 11221 and 28672 re-spectively of chapapur colliery&#x0d b) installation and commissioning of 02 nos

Repairing, rewinding and maintenance of 01 nos. 180 kw, 241 hp, 3.3 kv, cg - make induction motor installed at jharkhand ocp under hazaribagh 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

Partial repairing stud bushing and gasket changing of 2 mva 11 kv/3.3 kv power transformer make eef sl. no. 4015055 colliery id. no.bccl/ nt/2000kva/ tr/01 of amal.nt-st-jg colliery under lodna area

Repairing/reconditioning of 02 nos ht capacitor bank, 720 kv ar (240x3) automotive power factory correction, 6.6kv, (a) si.no. wp mv-15-033 and (b) si.no. epmv-15-034 make epcos india pvt. ltd installed at 02 no substation kathara colliery.

Maintenance and servicing of with commissioning of 1.5 mva 11/3.3 kv transformer make the national electrical industries ltd. sr. no.- ry/2646/5 to be installed at new chp sub-station of gkk colliery under kusunda area.

Repairing of safety circuit of the following ocb of tilaboni colliery under bankola area. 1. c and g make 3.3 kv 400 amps ocb 03 nos sl 01 02 803. 2. 3.3kv 400 amps ocb switch 01 nos sl 01 retender.