MID/J/08

Dismantling of 250 KVA transformer from its installed position by way of disconnecting of the electric transformer from input and output power connections, lifting of electric transformer from its installed position by using manual labour, crane and then shifting to workshop by using carriage vehicle. Repair /Replacement of damaged parts and rewinding to250KVA transformer installed at Lift irrigation station Pindi Sarochana New by way of dismantling of the transformer at workshop and extracting out the damaged coils, LT bushes, HT bushes, HT bush rods, LT bush rods and gasket. Strengthening of the cooling fins of transformer by welding damaged and leaking portions. Rewinding of threenumber HT legs coils with standard gauge wire with proper insulation& taping. Reconditioning of three no’s LT leg coils using quality insulation material. Replacing the flashed core material. Heating to repaired transformer in oven to get required meager value. Properly cleaning the oil tank with scrubbers to remove all carbon deposits. Lowering of the coils inside the sump of the transformer. Providing and fitting of LT bush, HT bush, LT bush rods and HT bush rod sets, new insulator, and sundry items. Refitting of the top cover of transformer by providing and fitting of new gasket sheet. Providing/filling of 120liters of fresh transformer oil in oil tank. Testing the continuity of each phase and secure all connection. Shifting back after carrying out repaired transformer to site. Complete job includes cost of material, installation charges and skilled labour charges,loading and un-loading of transformer at Lift irrigation station Pindi Sarochana New and workshop, carriage charges of vehicle (to & fro), testing on no load/ full load, tools & tackles, hire charges of crane. Repair to 150 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 foot valve plate as per size, new leather washer, hinge pin, new nuts & bolts. The job includes fitting it with foot valve at the end of suction pipe. Note:- The Tenderers are requested to visit the site and quote the rate as per site conditions. Any modifications/ alterations of the job, felt necessary if required at the time of actual execution may be done as per actual site conditions. The firm should offer rebate on old material.

Rebate on Old Parts