Repairs rewinding of 50 HP motor of unit no III and extension of suction pipeline along with allied works at LIS Sai I

Amount

Decoupling of 50 HP motor of pumping unit no III from pump and then dismantling the motor from the base frame. Carriage & shifting of dismantled motor, foot valve of LIS Sai-I on head load through path in fields to roadside using manual labour and then to workshop by carriage vehicle. Back shifting after carrying out repairs of motor and foot valve to site. The job includes loading, un-loading, manual labour, carriage charges of vehicle (to & fro), tools & tackles etc. Complete job.

Repairs to 50 hp motor of pumping unit no III by extracting out old damaged winding manually and cleaning of stator slots. Inserting of insulation papers in slots, complete rewinding of the stator by using standard copper wire of requisite gauge. Making of connection coils in star delta. Locking of coils into the slots by using glass fiber wedges. Complete varnishing of the stator. Repair to rotor shaft by way of welding, turning and finishing to the size of bearings. Providing and fitting of two number new bearings 6313 and 6310 on driving and non driving end, bearing plates- 2 no’s, end terminals, nuts and bolts. Providing and fitting of new connection plate. Job includes cost of material, labour charges, fitting and installation charges of motor at site. Complete job.

Replacement of coupling pulley of pumping unit no III by way of fabrication of new coupling set as per sample and the bore size of motor and pump shaft. Providing and fitting of 8 no’s. new coupling nuts & bolts, rubber bushes, key way. The job includes the cost of materials and labour charges. Complete job.

Extension of suction pipe line of 8 cusec pumping unit no III installed at LIS Sai I to water level inside feeding channel by way of removing of damaged/ rusted 3 ft portion of suction line, providing and fitting of 350 mm MS pipe of 5 ft length with welding of MS flanges on both ends. The welding should be leak proof. The fabricated pipe should be installed between suction end and foot valve. Providing and fitting of new nuts and bolts with rubber gaskets between the joints. Repairs to suction line of pumping unit inside pump room by replacement of 6ft MS pipe reducer from 350 mm dia to 300 mm dia, the job includes providing and welding of 2 no MS Flanges on both ends having internal dia 350 mm at one end and 300 mm dia flange on another end. Providing and fitting of rubber gaskets, new nuts and bolts. Painting of suction pipeline, delivery pipeline, sluice valve, non return valve and pumping unit no III after removing the existing paint, rubbing the surface with sand paper to make the painting area smooth and then painting with one coat of red oxide primer and two coats of high quality ISI mark paint. Complete job includes cost of material, labour charges, welding charges and fitting charges at site.

Repair to 50 HP starter oil immersed, double contact of pumping unit no III by way of extracting the damaged contact points of copper both moving and fixed thimbles, no volt coil, tripping system , overload relay and replacing the same with new ones. Providing /filling of new T-oil 10 liters. The job includes cost of material, labour charges, installation and testing charges at site. Complete job.

Repair to 350 mm ϕ foot valve of pumping unit no III by way of dismantling all internal parts. Cleaning of all internal parts to remove silt and rust. Fabrication of new footvalve plate as per size, new leather washer, hinge pin, new nuts & bolts. The job includes fabrication of strainer to stop entry of unwanted material and fitting it with foot valve. The job includes the cost of materials, labour charges, installation charges. Complete job.

Replacement of 19/16 copper cable of pumping unit no III, from motor to starter in 6 equal lengths. Total length of cable required is 20 meters in place of old damaged/ worn out cables, providing and fitting of new thimbles of appropriate size properly crimped with tools on the cable, insulation tape. Job includes cost of material, labour charge , carriage charges and fitting at site .Complete job

Rebate on Old Parts

Rishabh Electricals and Mechanical Works

GANPATI ELECTRICAL AND MECHANICAL WORKS

N B Engineering and Electric Works