34/MID/AN

Restoration of 200 HP 3 phase induction motor submerged due to rise in water level in river Chenab at LIS Ambaran . The job involves disconnecting all electrical connections decoupling the motor from the pump, removing from the base plate . Shifting the motor to a safer place by using manual labour and suitable tools and tackles. Dismantling the motor ,extraction of the rotor and bearings. Cleaning of rotor and stator winding with petrol and chemical cleanser. Thereafter applying Dr. Beck. Compound on stator winding by spraying impregnation process and drying the same with hot air circulation process. Checking IR value of the winding with the help of megohmmeter. Repairing of the end covers at the driving end and the non- driving end of the motor. Providing and fitting of 02 no. bearings ( 6319 & NU 319 C3). Assembling of motor. Job includes cost of all material, transportation charges, head load and labour charges for skilled / semi skilled labour, hire charges for tools & tackles at the LIS. Complete Job.

Repairs to the 100KVA Transformer no. 02 installed at LIS Kathar . The job involves disconnecting all electrical connections and Lifting the transformer from its installed position and loading in the vehicle with the help of crane/manual labour and shifting to workshop with mech. transport. Unloading at workshop . Disassembling the transformer at workshop by unscrewing the bolts of top cover and extracting the body with chain pulley block. Rewinding its 1 nos. H.V.coil &2 no. L.V. coils with superior wire of requisite size/gauge .Providing /Fitting of new gasket, L.T. terminal plate, nuts, bolts, etc. Cleaning of the tank and drying it. Heating the oil to make it moisture free. Lowering the windings back in the tank .Assembling the transformer by tightening all nuts, bolts and using oil packing sheets wherever necessary. Loading in the vehicle and shifting back to site . Job includes placing of transformer on the foundation with the help of crane using skilled manual labour. . Fitting the transformer and restoration of electrical connections. Testing & commissioning on full load. Complete job including cost of material, skilled and semi-skilled labour charges, loading & unloading at both ends and transportation charges as per site conditions of LIS.

Replacement of damaged Aluminum cable ( 22 mtrs approx. ) at LIS Kathar. The job involves disconnecting the power supply and thereafter disconnecting of worn-out/damaged aluminum cable from the transformer to main switch by using skilled labour and suitable tool/tackles. The job includes replacement of aluminium cable from transformer to main switch ( 22 mtrs. approx) by providing/laying of new 150 mm2 3.5 core aluminium cable ( 22 mtr. Approx. ) of any reputed make conforming to relevant ISO/ISI standards. The job also involves replacement of damaged/ burnt thimbles and providing and fitting of new thimbles of suitable size properly crimped and taped . Complete job includes the cost of cable and allied material, transportation charges, fitting and skilled labour charges at the site of LIS complete.Complete Job.

M/S RAGHUNATH MECHANICAL AND ELECTRICAL ENGINEERING WORKS

NATIONAL ELECTRO-MECH COMPANY