Repair rewinding of 75 HP motor of unit II and repair to reflux valve and stabilizer of 200Kva at LIS Katal Batal along with allied works.

Amount

Dismantling of 75 HP motor from foundation after decoupling it from pump shaft and suction line of VT pump of unit-II by way of disconnecting the motor connections, dragging outside the pump roomwith the help of tools, tackle and manual labour carriage to road side upto loading point and then loading into a vehicle for transportation to work shop for repairs. Shifting the repaired motor back to the LIS KatalBatal. Complete job includes cost of labour, carriage charges and hire charges of tools and tackles.

Dismantling of 75 HP Jyoti make motor at workshop after unscrewing the lock nut and check nut. Taking out the bearing/flywheel cover assembly using tool and tackles. Extractingthe rotor from stator and then burnt/damaged coils, cleaning of stator slots with appropriate chemical agent. Complete rewinding of the motor with new copper wire of requisite gauge/specifications and of standard make. Providing & fitting of new insulation & packing material and varnishing with superior quality varnish and drying in oven at controlled temperature. Providing and fitting of bearing 7318 and 6314 to driving and non-driving end after dismantling the cover assembly using puller/ tools and tackles along with seal and proper greasing. Reassembling of motor by P/F of Bakelite terminal plate along with brass nus and bolts. Installation & testing of motor at site after making all the electrical connections by P/F of new thimbles of appropriate rating/ size. Complete job includes cost of material and labour charges.

Repair to reflux valve of 200mm diaof unit II by way of dismantling the top cover of reflux valve by opening the damaged/rusted nuts, bolt and extracting out the damaged flap assembly along with shaft and bushes. Repair to flap assembly by way of welding the broken part of flap at LIS Katal Batal. Making of holes at proper place for fitting of nuts and bolts with packing ring after P/F of heavy duty rubber packing sheet in between packing ring and flap with the help of new nuts and bolts. Providing and fitting off main nuts and boltsto supporting arms. Checking to and fro working of flap. Fitting of top cover after P/F of new hexagonal fasteners and heavy duty packing sheet and tightening properly at site. Complete job include cost of material, deployment of welding set (to & fro) labour charges and testing on full load atsite.

Repairs to 200 KVA manually operated voltage stabilizer by way of removing its top cover lifting the coil assembly to access for extraction of damaged rotary switch with the help of chain pulley block, tripod stand and manual labour. P/F of 02Nos. of new manually operated rotary switch along with plate, new set of brass bush rods for all individual phases on input side. Lowering of the coils inside the casing. Assembling the top cover by p/f of new nuts and bolts of required size along with gasket. P/F of new panel accessories of voltage stabilizer i. e. MCCB of 250 amphere 01 No, aluminum bus bar 03 Nos, HRC fuses 03 Nos and voltmeter 01 No.by replacing the old with the new one. The job involves P/F of 01 no. voltmeter. Topping up of deficit quantity of T-Oil approx. 40 ltrs after heating it to make moisture free. Connecting all the incoming and outgoing electrical connection by p/f new thimbles of appropriate rating /size after cutting and dressing the burnt ends of cables. Complete job includes cost of material fitment and labour charge at LIS Katal Batal.

Rebate on Old Parts

M/S RAGHUNATH MECHANICAL AND ELECTRICAL ENGINEERING WORKS

NATIONAL ELECTRO-MECH COMPANY