Repairing, installation and commissioning of current transformer in main incoming sf-6 breaker (main-i) of regional sub-station, kathara area under kathara colliery.

Calibration of megger make testing equipment for ntpc north karanpura

Testing of transformers, circuit breakers, instrument transformers, protective relays, capacitor bank and calibration of electrical testing instrument of kuju colliery under kuju area.

Out sourcing of nd testing, hydraulic pressure testing, calibration of pressure gauge and relief valve and shell thickness measurement of air reciever tanks of hemm working at kkocp for period of 3 years.

Testing service for on-board /commissioned equipment/ instrument related to plant - fault mva study in neyveli thermal unit as per scope as per scope

Repairing of five no pressure drum shell dia 215 mm x 1150 mm long shaft dia 75 mm of 1000 mm belt conveyors rvii and rviia seam installed in 3 and 4 incline j p colliery

(i)for maintenance of one no.1 mva 6.6kv/550v transformer installed at loyabad colliery make-ece,asset sl.no.arn/14 lbc(ii)complete rewinding and overhauling of a 750 kva power transformer 6.6kv/550v at 5 pit substation of lbc make-ece asset.no.loy/e

Mobilization and demobilization of manpower tools and tackles welding machine gas cutting scaffolding materials and other necessary equipment to site,dismantling removal of existing old damaged and rusted trash rack including cutting lifting handling and disposal as directed by eic,preparation of fabrication shop drawings based on departmental design drawings supply of structural steel fabrication,underwater inspection and cleaning of intake area before erection of new trash rack including detailed site inspection prior to preparation of fabrication drawings and furnishing of photographs etc,providing and applying one coat of metal primer and two coats of anti corrosive epoxy paint on fabricated trash rack,testing inspection and commissioning of newly installed trash rack including rectification of defects if any

Calibration and repair of moisture meter,test cup,spur gear,bevel gear,guide nut,insulation disk,thrust bearing,bevel pinion,micro controller,electronic switch,com. pcb,com. meggar box,temperature sensor,i.c. regulator 7805,timer i.c. 7555,i.c 4051,i.c 7447,eprom,f.n.d. board,ic 7135,complete body universal,bracket,spur pinion bigsmall,40 pin header set,pinion brush,lead screw,volume cup a,volume cup b,volume cup c,allen key,battery compartment,adaptor,connector leads 12 pin,connector leads 2 3 pins,relay,segment i.c.,i.c. 7600,switching transistor bc 107,crystal 6.144 mhz,ic base 16 pins,ic base 28 pins,ic 7600,dry cell 1.5 nv,at mega 328 p set,lcd 16x2,duvcon mager complete sticker,22 ohm,printer i.c.,module cell for date and time,ic base 20 pin,complete power supply,scale screw,carrier handle,body universal without spare,rachet handle,max 232,pressure plate,ic 74373,spur gear axle,wooden box big small,body dmm,plunger agro,crank handle agro,top plunger,bottom plunger,circular scale,bk handle test cup,pcb l

For high pressure testing and calibration of electrical equipment installed at 28 mva regional sub station kathara area under kathara colliery.