Supply of two 2(two) nos sf-6 gas circuit breakers, 245kv,3150a,3-phase, 50hz individual pole operated by a motor-wound spring-spring operating control mechanism along with galvanized steel support structures including adapter plate, inter-pole cables, terminal connectors, all the accessories, mandatory spares including design, manufacturing, testing, inspection at manufacturer works, packing and forwarding along with supervision of erection, testing and commissioning of breakers at 220kv switchyard of nagarjunasagar main power house, telangana

Changing of conduits of hv and lv cables from ring collector to propel motor and changing lv cables of propel circuit in ekg 539 and ekg 542

Repairing and electrical wiring of dc panel to lv collector ring assly and lv collector ring assly to propel motor and hydraulic motor to, propel contactor and maintenance of collector rings of eqc-5a shovel sl no-hmb-589

Wiring from dc panel to lv ring collector, lv ring collector to propel motor and also from lv ring collector to hydraulic motor and repairing of magnetic amplifier unit (crowd), wiring of ac panel (lt and ht) side and dc panel, swing generator to dc

Wiring from dc panel lv ring and lv ring to propel motor for ekg 5a shovel sl. no. hmb 593 at birsa project .

Repairing and layout of cables from high voltage to ht ring collector , ht shoe to hv junction box , low voltage ring collector to propel motor, straightening of ht ring and replacement of ht insulators of be-195 (be-1), 10cum shovel at nigahi proje

Cleaning of ht/lv ring collector area, replacement of ht/lv shoe and ht/ lv ring cables checking and layout for a period of one year.

Changing of cables and conduits located in rear side of ekg 536

Repairing and wiring from propel motor to lv current collector to dc panel, electrical wiring of swing motor&#x0d rh and lh to dc panel with repair and maintenance of hv current collector rings of ekg 5a shovel sl no&#x0d 591 of kdh project, nk area.