NCTPS I Operation Circle CA Dn Routine Maintenance and breakdown works of HT and LT motors at CWPH DM Plant and RWPH and 25 Ton EOT crane 5 Ton Gandry crane 2 Ton Hoist at CWPH 5 Ton EOT crane at RWPH and 50 10 EOT crane at Central stores for 360 day

Amount

Charges for cleaning Disconnecting and Connecting of power cable at HT motorsCharges for cleaning the outer surface of 6.6 KV,1050 KW, 420 RPM, CWP HT motor, 9 Nos for all the three units at NCTPS-I. (6126.45/9=680.71) for 9 motors 680.717 x 9=6126.45

Charges for cleaning Disconnecting and Connecting of power cable at HT motors Charges for disconnecting and connecting the power cable, space heater cable, earth flat of CWP HT motor at CWPH.

Cleaning of LT motorsCharges for cleaning the outer surface of 415V, 30 KW, SBW motor- 4 nos, 11 KW Chlorination motor-2 nos, 7.5 KW LWBP motor - 4 nos, 3.7 KW LWP motor -4 nos, 3.7 KW TWS motor - 9 nos, 2.2 KW REF motor -6 nos at CWPH. (Weekly Once)

Cleaning of LT motors Charges for cleaning the outer surface of 415V, 45KW, 2955 RPM, SWP motor - 3 nos, 22KW, 2940 RPM, RWP motor - 3 nos, 15 KW Ro reject motor - 2 nos, 2.2KW sump motor -1 no at RWPH. (Weekly Once)

Cleaning of LT motors Charges for cleaning the outer surface of 415V, 110 KW, HPP motor - 3 nos, 18.5 KW RO cleaning - 2 nos, 15 KW Horizontal Effluent motor-2 nos, 15 KW DG water motor-4 nos, 9.3 KW permeat water motor-4 nos, 9.3 KW RO Flushing motor-2 nos, 7.5 KW AC makeup motor -2 nos, 7.5 KW DM blower motor -2 nos, 5.5 KW plant potable motor-2 nos, 5.5 KW DM water transfer motor-4 nos, 5.5 KW mixed bed blower motor-2 nos, 3.7 KW stator water makeup motor -2nos, 3.7 KW DM regeneration -2nos, 3.7 KW Acid unloading motor-2 nos, 3.7 KW Alkali unloading motor-2 nos, 2.2 KW RO blower motor -4 nos, 0.75 KW DM DG blower-6 nos, 0.75 KW Acid dozing -2 nos, 0.75 KW at Dm plant (Weekly once).

Overhauling of LT motors Charges for complete overhauling of 2.2KW motor including dismantling, cleaning of the stator coils, checking the tightness of the stator wedges and applying one coat of insulating varnish, replacement of both DE and NDE bearings and assembling (DM degasser blower motor, Roof exhaust fan motor and RO blower motor).

Overhauling of LT motors Charges for complete overhauling of 5.5 KW to 7.5 KW motor including dismantling, cleaning of the stator coils, checking the tightness of the stator wedges and applying one coat of insulating varnish, replacement of both DE and NDE bearings and assembling (DM water Transfer motor and Lub water motor).

Overhauling of LT motors Charges for complete overhauling of 15 KW to 22KW motor including dismantling, cleaning of the stator coils, checking the tightness of the stator wedges and applying one coat of insulating varnish, replacement of both DE and NDE bearings and assembling ( DG water motor and raw water motor)

Overhauling of LT motors Charges for complete overhauling of 9.3 KW motor including dismantling, cleaning of the stator coils, checking the tightness of the stator wedges and applying one coat of insulating varnish, replacement of both DE and NDE bearings and assembling (Ro Flushing motor,Permeat water motor).

Overhauling of LT motors Charges for complete overhauling of 3.7 KW motor including dismantling, cleaning of the stator coils, checking the tightness of the stator wedges and applying one coat of insulating varnish, replacement of both DE and NDE bearings and assembling (Travelling water screen motor,Lub water motor).

Overhauling of LT motors Charges for complete overhauling of 0.75 KW motor including dismantling, cleaning of the stator coils, checking the tightness of the stator wedges and applying one coat of insulating varnish, replacement of both DE and NDE bearings and assembling ( DM DG blower).

Overhauling of LT motors Charges for metal filling, machining and repairing of worn out shafts / bearing seating surfaces of one side, checking of bearing housings, providing sleeves in the end cover of one side.

Charges for Replacement of failed LT motors ranges from 0.75KW to 5KW Charges for disconnecting the power cable,releasing the motor from its bed, lifting, lowering and transporting the motor to a convenient location, removing of coupling pulley, refixing of coupling pulley after overhauling, transporting the motor to its location, lifting, lowering the motor and placing in motor bed and erection of motor, reconnecting the powercable of motor (for 0.75KW to 5KW)

Charges for Replacement of failed LT motors ranges from 5KW to 15KW Charges for disconnecting the power cable,releasing the motor from its bed, lifting, lowering and transporting the motor to a convenient location, removing of coupling pulley, refixing of coupling pulley after over hauling, transporting the motor to its location, lifting, lowering the motor and placing in motor bed and erection of motor, reconnecting the power cable of motor (for 5KW to 15KW)

EOT 25 Ton crane and 50/10 Ton crane and 15 Ton Gandry crane Routine Cleaning of 25Ton and 50/10 Ton EOT Crane and 15 Ton Gandry crane External cleaning of the following equipment by service Air in both cranes. 1.Crane Base 2.Cross Travel rail paths. 3.Long travel rail paths & platform to a total distance of 370 meters at both end. 4.Cleaning the cable ducts and cables.

EOT 25 Ton crane and 50/10 Ton crane and 15 Ton Gandry crane Routine Maintenance of Change over Switches, Main Isolator Switches, complete cleaning the control panel contactors and relays and applying lubricants and tightness checking the cable terminals., checking the Resistance Boxes, and LT Motors in EOT crane.

EOT 25 Ton crane and 50/10 Ton crane Main bus bar cleaning and checking of hylam washer and changing if necessary and checking of welding joint and tightness checking of fixing bold of bus bar by moving the crane manually for above 20 mtr.by using the hand lever, Finally checking the alighnment of bus bar (84746.20/244mtr=347.32) (347.32x110 mtrs=38205.20)

EOT 25 Ton crane and 50/10 Ton crane and 15 Ton Gandry crane Charges for rectification of MH/ AH EM brake/Creep brake assembly by checking the healthiness of brake assembly, brake coil winding, brake system wiring, renewal of defective brake coil and checking brakes operation in EOT Crane.

3 Ton EOT and 2 Ton Hoist Routine Maintenance of Main Isolator Switches, complete cleaning the control panel contactors and relays and applying lubricants and tightness checking the cable terminals., checking the Resistance Boxes, and LT Motors in EOT crane.

3 Ton EOT and 2 Ton Hoist Charges for Cleaning of local push button station, tightness checking the push buttons and the terminal blocks and replacement of stop/start push buttons (295.17*107=31583.19).

3 Ton EOT and 2 Ton Hoist Charges for maintenance works in LT Motors in CWPH, DM Plant and RWPH - 98 Nos. Removal of terminal covers, disconnecting power cables, DE side grease applying NDE remove the fan cover and NDE fan side grease applied and checking the terminal tightness, measuring the IR values, connecting the power cables and closing the terminal covers (351.59*98=34455.82).

Rewinding of LT motors Charges for rewinding of similar 2.2KW LT motors including replacement of new terminal block, new bearings, cooling fan and fan cover

Rewinding of LT motors Charges for rewinding of 0.75KW LT motors including replacement of new terminal block, new bearing, cooling fan and fan cover

Material charges for rewinding of similar 2.2KW LT motor including Bearings, Terminal block, cooling fan and fan cover(retreived copper will be retained by the contractor) Less copper scrap value and Less scrap value for damaged bearings.

Material charges for rewinding of similar 0.75KW LT motor including Bearings, Terminal blocks, cooling fan and fan cover(retreived copper will be retained by the contractor) Less copper scrap value and Less scrap value for damaged bearings.

K SELVARAJ CONTRACTOR (BID ID -1410255)