Repair/replacement of worn out parts of 5cusec x 10m head pump of unit-1 along with other allied electro-mechanical works at LIS Kukerian

Repair/replacement of worn out parts of 5cusec x 10m head pump of unit-1 along with other allied electro-mechanical works at LIS Kukerian.

Decoupling of 5 cusec x 10m head HC pump of unit no.1 at LIS Kukerian from the motor assembly and dismantling the pump from the base frame. Carriage of the dismantled 05 cusec HC pump set, to the nearest roadside, using manual labour, head load to nearest road side, loading in transport vehicle, carriage to the workshop in the mechanical transport for repairs. Repair to 5 Cusec HC pump set at workshop by way of dismantling and extraction of damaged internal parts. Job includes providing/fitting of new shaft sleeve and new pump shaft as per sample by way of turning, aligning, threading at ends and making of new keyways and its proper adjustment. Repair to the impeller by way of welding/brazing, machining, making key ways slots on the impeller and fitting of the same on the pump shaft. Providing and fitting of bush, new gland ring, new bearings as per sample, repair of bearing housing, new studs/bolts on it, applying sufficient amount of grease to avoid excessive wear and tear, gland packing as per requirement, complete reassembling of pump set after carrying out necessary repairs. Shifting back to the LIS and then fitting/reinstallation on the base frame, coupling with the motor by making proper alignment and testing on partial/full load. Providing and fitting of new coupling set along with new nuts, bolts and rubber bushes. Complete job includes cost of material and labour charges. Replacement of the wornout components of the 200KVA voltage stabilizer of LIS Kukerian. Job includes disconnecting all the electrical connections of the stabilizer both on LT transformer side and LT distribution panel side by way of removing old rusted thimbles along with nuts and bolts. Shifting of the stabilizer to the nearest roadside by manual head load approx. 200mtrs and loading of the same in the transport vehicle for further carriage to the workshop by employing hydraulic crane and manual labour at site. Replacement of the wornout components of the voltage stabilizer at workshop by way of removing its top cover for extraction of inner assembly from the casing sump. Providing and Fitting of 02nos. new copper coils of requisite size and specifications, new insulation material and nuts/bolts, varnishing drying in hot air circulation. Lowering of the coils inside the casing. Also replacements to the damaged components of rotor switch assemblies by providing/fitting of new set of brass bush rods for all individual phases on LT side. Also providing/filling of 80 litres of fresh transformer oil. Providing and fitting of new top cover gasket and cover plate, nuts/bolts and complete reassembling of the stabilizer at workshop. Shifting back the voltage stabilizer to the site. Unloading the same at site employing hydraulic crane/manual labour and shifting by manual head load into the pump room for re-installation. Reinstallation of the voltage stabilizer in the pump room by fixing all the electrical connections, providing/fitting of new nuts/bolts. Testing of the 200 KVA voltage stabilizer on partial load and then on full load at site. Complete job including cost of materials, cost of rebate on account of old copper scrap, skilled/semi skilled labour charges and tools and tackles required during the execution of the job

Rebate on Old Parts

M/S RAGHUNATH MECHANICAL AND ELECTRICAL ENGINEERING WORKS (BID ID -2376870)

GS ENGG WORKS (BID ID -2377324)

BEE AAR ENTERPRISES