MID/AN/95

1. Servicing, Repairing of Liquid Rotor starters (L.R.S.) type L.F.500, 300 K.W capacity of H.T 400 H.P, 6.6 K.V, and B.H.E.L make strip wounded slip ring type motor installed at L.I.S Rajal of pumping unit No 1&4by way of draining out the old electrolyte from the L.R.S.Chamber,washing the internal and external surfaces of chamber by removing, sludge, corrosion, carbon deposit and then cleaning the internal surface of chamber with emery paper as required & then cleaning withcloth. Filling of new electrolyte up to reqd. level in the L.R.S.chamber. Job involves repair to the operational shaft by way of dismantling the handle &shaft, rebuilding the threads for smooth angular movement. job includes the cost of material, transportation charges, labour charges for skilled and semi-skilled workers for execution of job /handling the components with hire charges for deployment of tools and tackles at site.Complete Job02Jobs 2. Providing & fitting of insulator set (Male & Female)with copper pins (bush rods),nut and washers as per sample & specifications provided to L.R.S of pumping unit No 1&4 (2 Nos each)at LIS Rajal. Job including dismantling/cutting of damaged, old burnt/wornout copper pin from the L.R.S. job includes the cost of material, transportationcharges, labour charges for skilled and semi-skilled workers for execution of job /handling the components with hire charges for deployment of tools and tackles at site. Complete Job04Nos 3. Providing and Fitting of moving copper contact (1 set of 3 pcs) to L.R.S of pumping unit No 1 &4as per sample& specifications provided at L.I.SRajal. Job including dismantling/removing of old burnt/wornout/ damaged moving contacts from the L.R.S.jobalso includes the cost of material, transportationcharges, labour charges for skilled and semi-skilled workers or execution of job /handling the components with hire charges for deployment of tools and tackles at site. Complete Job02Sets 4. Providing and Fitting of fixed copper contact along with coppersupporton base steel strip, tension support with nut,bolts and washers as per sample & specifications provided to L.R.S. of pumping unit No1&4 at LIS Rajal. Job including dismantling/removing/cutting of old burnt/wornout/damaged fixed contacts from the L.R.S. job also includes the cost of material , transportation charges, labour charges for skilled and semi-skilled workers for execution of job after proper alignment also handling the components with hire charges for deployment of tools and tackles at site Complete Job52Nos. 5. Providing and fitting of phase segregators to H.T 400 H.P, 6.6 K.V, and B.H.E.L make strip wounded slip ring type V.T pump motor unit No 1&4 installed at L.I.S Rajal by way of extraction of damaged segregators and fitting of new as per the existing sample. Complete Job.02No. 6. Providing and Fitting of copper shunt coil as per sample & specifications provided to L.R.S. Type L.F. 500 300 KW capacity of unit No 1&4(2 Nos each) at L.I.S. Rajal. Job including dismantling/cutting of old burnt/ worn out /damaged copper shunt coils from the L.R.S Job also includes the cost of material , transportation charges, labour charges for skilled and semi-skilled workers for execution of job /handling the components with hire charges for deployment of tools and tackles at site. Complete Job05Nos. 7. Providing & Fitting of 2.25 m long 120 mm2 single core flexible copper cable lead having reqd. voltage and current carrying capacity as per original lead having adopter type Cu. Thimble at one end and L-type Copper thimble at the other end which should be properly fixed and soldered to the cable lead to avoid electric leakage through them to 400 HP/300 KW HT motor installed on pumping unit No 4 at L.I.S Rajal to be fitted from one end to slip ring assembly and to phase segregator from the other end including transportation charges and dismantling, removing of cable leads. With hire charges for deployment of tools & tackles at site Complete Job.02Jobs. 8. Providing and fitting of carbon brushes to slipring assembly of 300KW/400HP BHEL make solid shaft vertical motors No 1 & 4 at LIS Rajal. Job includes the dismantling & removing of old damaged carbon brushes. Job also includes the cost of material, transportation charges, labour charges for skilled and semi-skilled workers for execution of job/handling the components with hire charges for deployment of tools and tackles at site. Complete job24Nos

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