Selector switch 300 amp, 440 volt ac/dc, 4 pole, 4 way with off position

1.drawing of 1 new 440 v overhead line (500 m) from no.2 pit substation to agent office, kumardhubi colliery, 2. new 550v overhead line (300 m) from no. 2 pit substation to no. 2 pit fan house at kumardhubi colliery, mugma area, ecl.3.a) drawing of n

Repairing straightening welding clamping for 440 volt overhead line pipe pole damage for base portion at different locations of 3 pit substation to pandebera basti fatehpur basti mohriband basti staff quarter kujama section of amal. nt-st-kujama coll

(a) day to day breakdown maintenance of lt overhead line for power supply to different colonies at different locations and other associated welfare buildings/institutions under aadocm, dhori area. (b) re-organization of damage pole 220/440 volt, 5 wi

Maintenance and diversion of 440 v/3.3 kv o.h. lines electrification works at various locations of kuju colliery under kuju area.

Diversion of existing 440v overhead line along with illumination of haul road by led flood lights at tirap colliery

Repair, maintenance, and installation of plant/ systems/equipments (version 2) - power house 11 kv 4 pole 440 volt (3x1250 kva & 4x1050 kva) tdps make alternators service provider

Preventive maintenance of 11kv, 3phase, overhead power line from 11 sub-station to o.c.p. 11k sub-station 3.3v 3phase overhead power line from c pit sub-station to nakrakonda kumardihi b colliery under bankola area.

Erection of 220v overhead line (two-wire) from gkkc to new coal dump for installation of cctv camera under cpwd-12, gkkc colliery, kusunda area

Installation and commissioning of 11kv grade, 3phase, 4 wire overhead power line for operation of centrifugal pump at sarpi unit of shyamsundarpur colliery under bankola area.