MID/AN/16

Repairs to 150 KVA voltage stabilizer at LIS Kathar . The job involves disconnecting of the Voltage stabilizer from the main power supply (Incoming and Outgoing cables). Loading the voltage stabilizer in the vehicle by using crane and suitable tools and tackle and shifting the voltage stabilizer to workshop. Opening and removing of the panel, loosening /dismantling of the top cover, nut and bolts. Lifting of inside transformer assembly with the chain pulley block for extraction of the complete unit. Dismantling/Extraction of the coils. Thereafter dismantling of the core assembly and extraction of the all burnt copper wire with the help of manual labour and suitable tools/tackles. Rewinding of copper wire of the superior quality and then complete insulating and varnishing of coils. Assembling of the coils to make it a complete unit. Replacement of the rotor switch (1 no.) by way of p/f of new components, replacing all the damaged /burnt components. Filling of 100 litre T.oil in stablizer after heating of the T.oil. Reinstallation of the stabilizer frame with transformer assembly. Lowering of complete unit in tank after p/f of shock proof gasket and body with nuts/bolts. Shifting the voltage stabilizer to LIS and unloading of the voltage stabilizer at site by using crane Connecting power cables by p/f of new thimbles of the requisite capacity and testing on load . Complete job includes the cost of material, labour charges, transportation charges, hiring charges of tools/tackles required at site. Complete Job. Repair to 50HP and 55 HP FASD starter of pumping unit no. 01 and 02 at LIS Kathar. The job includes testing/inspection of all electrical components, dismantling of damaged parts, replacement of damaged 50HP (1no.) and 55HP Contactor (1 no.) and cleaning the remaining contactors with electrical contact cleaner spray, drying, and servicing of reusable components relays, timers, push buttons, MCCBs, indicating lamps, CTs, wiring, bus bars, and insulation materials. All terminals and connections will be tightened, insulation resistance will be tested, and proper earthing will be ensured. Complete job includes the cost of material, labour charges, transportation charges, hiring charges of tools / tackles required at site.