Repairs to 5 cusec x 10 meter head discharge pumping unit No. I along with allied works at LIS Pindi sarochana old and Reconditioning of 80 kva voltage stabilizer installed at lift irrigation station Burejal for shifting and installation Harapeer

Amount

Repairs to 5 cusec x 10 meter head discharge pumping unit No. I along with allied works at L.I.S. Pindi sarochana old.

Decoupling of 5 cusec discharge pumping unit no I from motor and then dismantling the pump and motor from the base frame. Carriage & shifting of dismantled pump and motor of LIS Pindi sarochana old on head load to roadside using manual labour and then to workshop by carriage vehicle. Dismantling of 5 cusec x 10 meter head discharge split casing pump of pumping unit no I of LIS Pindi sarochana old at workshop for extraction of all worn out/damaged parts i.e. pump shaft, impeller, bearings, sleeves, bush, check nuts, nuts & bolts, gland plate, gland studs. Repair to pump shaft by filling of metal on under size portions and then turning and finishing to original size. Repair to impeller by filling cavities and cracks and finishing to original size. Providing and fitting 2 no’s of new bearing’s on driving and non driving end of the pump, 2 no’s neck rings, sleeves, check nuts, nuts & bolts, fabrication of 2 no’s new gland plate with providing and fitting of 4 no’s new gland studs on ends of pump. Replacement of bearing housing on non-driving end by casting and fabrication as per the profile of the pumping unit and repairs to bearing housing on driving end by turning and fitting of bush to make inner dia of bearing housing suitable for fitment of bearing. Reassembling all parts of pump with proper greasing of bearings and providing and fitting of gasket sheet between upper and lower part of the pump. Proving and fitting of graphite packing of suitable size on both ends of pump. The job includes the cost of materials, labour charges, installation & testing charges at site. Complete job. Repairs to 40 hp motor of pumping unit no I by extracting out old damaged winding manually and cleaning of stator slots. Complete rewinding of the stator by using standard copper wire of requisite gauge. Varnishing after rewinding of stator. Repair to rotor shaft by way of welding, turning and finishing to required size. Providing and fitting of new bearings 2 no’s 6312 on driving and non driving end, end terminals, nuts and bolts. Repair to starter oil immersed of 40 HP motor , double contact of pumping unit no I 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. Repair to 250 mm diameter foot valve of pumping unit no I by way of dismantling parts. Cleaning of all internal parts to remove silt and rust. Fabrication of new foot valve 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. Back shifting after carrying out repairs pump to site. The job includes loading, un-loading, manual labour, carriage charges of vehicle (to & fro), tools & tackles etc. Complete job.

Rebate on Old Parts

Reconditioning of 80 kva voltage stabilizer installed at lift irrigation station Burejal for shifting and installation to lift irrigation station Harapeer.

Disconnecting the incoming and outgoing power supply connections from 80 kva voltage stabilizer installed at lift irrigation station Burejal. Shifting of voltage stabilizer to workshop for conducting the repairs after draining its transformer oil and loading the voltage stabilizer in the carriage vehicle. Repair to voltage stabilizer at workshop by way of extracting out the inner frame, extracting out the 3 No’s damaged coils and rotary switch. Rewinding of 3 No’s coils using standard quality copper wire of appropriate gauge, varnishing with two coats of standard make varnish and proper insulation. Replacement of gasket, providing/fitting of 1 no’s new rotary switches and refitting on the Bakelite plate. Providing and filling of 100 liters of fresh transformer oil after cleaning the tank to remove carbon deposits. Shifting of the repaired voltage stabilizer to Lift irrigation station Harapeer by mechanical transport upto the road side and then shifting to lift irrigation station Harapeer on head load for about 1.5-2 kms through feilds. Installation of the repaired stabilizer at LIS Harapeer by using thimbles of appropriate size to the place of installation after uninstalling the already existing 63 KVA Voltage stabilizer by disconnecting all the electrical connections and shifting it to the suitable place at site . Testing of voltage stabilizer on no load and full load conditions. Job includes cost of material including rebate on old copper scrap/ material, labour charges, hire charges of tools and tackles, carriage charges, installation and testing charges at site.

Rebate on Old Parts

GANPATI ELECTRICAL AND MECHANICAL WORKS

Amit Electrical and Engineering Works