REPAIR MAINTENANCE OF PUMP MOTORS AND OTHER CONNECTED WORKS AT AF STN TEZPUR UNDER GE AF TEZPUR

Amount

Disconnecting electrical connections of mono block/ booster pump set with motor of capacity 10 HP, 3 Phase, 415 Volts, lifting and removing motor from its existing foundation to the location (inside/ outside of building) where directed by the Engr-in-Charge, dismantling parts of the motor carefully, checking, segregating serviceable and unserviceable parts, cleaning the serviceable parts thoroughly as per OEM's reccommendations, heating, drying, varnishing, insulating the windings with OEM approved insulating materials including replacement of unserviceable parts as required and including reassembling the motor, painting external surface with two coats of synthetic enamel paint after necessary preparation of surface, marking SM, MES or Srl No., installing to its existing foundation, commissioning, connecting up and testing complete as specified and directed. Note:-Spare Parts for replacement will be measured and paid seperately under respective items of this BOQ here-in-after.

All as per Serial Item No.1 here-in-before but for mono block/ booster pump set with motor of capacity 15 HP, 3 Phase, 415 Volt. Note:-Spare Parts for replacement will be measured and paid seperately under respective items of this BOQ here in after.

Disconnecting suction and delivery pipeline of pumps of capacity 10000 GPH at a head of 100 feet (Make Kirloskar/Beacon), lifting and removing from its existing foundation to the location (inside/ outside building) as directed by Engr-in-Charge, dismantling carefully the pump completely checking and segregating serviceable and unserviceable parts, cleaning/ washing and servicing the serviceable parts as per OEM's reccommendations, replacing unserviceable parts, reassembling the pump completely including painting external surfaces of pump with MS foundation with two coats of synthetic enamel paint after preparation of surface and marking of SM, MES or Ser No, installing to its existing foundation, connecting up, testing and commissioning, complete all as specified and directed. Note:-Spare Parts for replacement will be measured and paid seperately under respective items of this BOQ here-in-after.

Supply only chrome steel ball bearing No. 6306. (Make: TATA/NBC/SKF)

Supply only chrome steel ball Bearing No.6307. (Make: TATA/NBC/SKF)

Supply only chrome steel ball bearing No.6308. (Make: TATA/NBC/SKF)

Supply only chrome steel ball bearing No.6309. (Make: TATA/NBC/SKF)

Supply only chrome steel ball thrust bearing No.51220. (Make: TATA/NBC/SKF)

Supply only motor terminal box suitable for 10/15 HP, 3 Phase, 415 Volts electric motors.

Supply only Shaft Key

Supply only coupling for pump motor (P45)

Supply only coupling for pump motor (D-50/70/80)

Supply only bolt/ studs for coupling of pump motor.

Supply only rubber flange for coupling of pump motor (PX 45/ PX 50) .

Supply only CI flange for coupling of pump motor (PX 60/ PX 80) .

Supply only brass impeller suitable for pump with motor of capacity 10 HP.

Supply only brass impeller suitable for pump with motor of capacity 15 HP.

Supply only steel shaft suitable for pump with motor of capacity 10 HP.

Supply only steel shaft suitable for pump with motor of capacity 15 HP.

Supply and fix in repairs, spare coil, type MNX 25 suitable for 2 pole power contactors with AC-3 rating 25 Amps and AC-1 rating 45 Amps, complete all as specified and directed. (Cat No.CS94127 of Make “L&T” or equivalent Model of Make Siemens/ Schneider / ABB).

Supply and fix in repairs, 2 pole power contactors conforming to IS/ IEC 60947-4-1 & IEC 60947-4-1, Type MNX 18-2P, AC-3 rating 18 Amps and AC-1 rating 30 Amps, auxillary contacts 1 NO, complete all as specified and directed. (Cat No.CS90236 of Make “L&T” or equivalent Model of Make Siemens/ Schneider / ABB).

Supply and fix in repairs, 2 pole power contactors conforming to IS / IEC 60947-4-1 & IEC 60947-4-1, Type MNX 25-2P, AC-3 rating 25 Amps and AC-1 rating 45 Amps, complete all as specified and directed. (Cat No.CS90240 of Make “L&T” or equivalent Model of Make Siemens/ Schneider / ABB).

Supply and fix in repairs, 3 pole power contactors conforming to IS / IEC 60947-4-1 & IEC 60947-4-1, Type ML 2, AC-3 rating 32 Amps and AC-1 rating 40 Amps, auxillary contacts 2 NO + 2 NC, complete all as specified and directed. (Cat No.SS90701 of Make “L&T” or equivalent Model of Make Siemens/ Schneider / ABB).

Supply and fix in repairs, 3 pole power contactors conforming to IS / IEC 60947-4-1 & IEC 60947-4-1, Type ML 3, AC-3 rating 40 Amps and AC-1 rating 45 Amps, auxillary contacts 2 NO + 2 NC, complete all as specified and directed. (Cat No.SS90721 of Make “L&T” or equivalent Model of Make Siemens/ Schneider / ABB).

Supply and fix in repairs, Electronic Timers, Type ST 100, 240 /415V, 50Hz, Time-Delay 3 - 30 secs/12 - 120 secs,operating voltage band of 160V to 500V with Star-Operation LED display to indicate Star to Delta changeover, complete all as specified and directed. (Cat No.ST80328OOOO/ST80329OOOO of Make “L&T” or equivalent Model of Make Siemens/ Schneider/ ABB).

Supply and fix for Fully Automatic Star Delta Motor Starter in sheet steel enclosure, suitable for Pump/Motor 3Ø, 415V,50Hz,10 HP, with over load relay range 6-10 Amps, coil voltage 360/440 Volt, type MK1, all as per Cat. No. SS96255COVO/SS96255POVO of Make ‘L&T’ or equivalent Model of Make Siemens/Crompton Greaves/BCH (Bharat Cuttler Hammer), complete all as specified and directed.

Supply and fix for Fully Automatic Star Delta Motor Starter (with Wideband Coil) in sheet steel enclosure, with SPP features, for maximum submersible pump rating at 3Ø, 415V, 50Hz,15 HP,11 KW, with over load relay range 11-18 Amps, type MU-G15 FASD, all as per Cat. No.CS94091SOCO of Make ‘L&T’ or equivalent Model of Make Siemens/Crompton Greaves/BCH (Bharat Cuttler Hammer) complete all as specified and directed.

Disconnecting electrical connections carefully from the penal board and lifting of submersible pump motor of 15HP capacity from existing bore well including column pipe with all accessories and removing the same to the location (inside/ outside building) complete all as directed.

Dismantling carefully submersible pump completely of capacity 15 HP,1320 LPM at a head of 63 metres (Make KSB), checking and segregating serviceable and unserviceable parts, cleaning/ washing and servicing the serviceable parts as per OEM's recommendations, replacing unserviceable parts, reassembling the pump completely including painting external surfaces of pump with two coats of synthetic enamel paint after preparation of surface, connecting up with all accessories, lowering in the existing bore well, testing and commissioning, complete complete all as specified and directed. Note:-Spare parts for replacement will be measured and paid seperately under respective items of this BOQ here-in-after.

Supply only, neck ring for submersible pump.

Supply only, GM bushing for shaft of submersible pump.

Supply only, key suitable for shaft of submersible pump.

Supply only, SS sleeve for shaft of submersible pump.

Supply only, pump cap for submersible pump.

Supply only, copper washer for submersible pump.

Supply only, nut & bolt/ stud suitable for bowl of submersible pump.

Dismantling of parts, removing burnt out windings with insulating materials, cleaning thoroughly internally and externally, rewinding motor for centrifugal/ mono block pump motor (Make:Kirloskar/ Beacon) of capacity 10 HP, 3 Phase, 415 V, 50 Hz, with super enamelled copper wires of existing size/ gauge including provision of all insulating materials and varnishing, lubrication of bearing/ bushes using fresh lubricant all as per OEM's reccommendations, replacement of defective parts, re-assembling, including testing and commissioning, complete all as specified and directed.

Dismantling of parts, removing burnt out windings with insulating materials, cleaning thoroughly internally and externally, rewinding motor for centrifugal/ mono block pump motor (Make:Kirloskar/ Beacon) of capacity 15 HP, 3 Phase, 415 V, 50 Hz, with super enamelled copper wires of existing size/ gauge including provision of all insulating materials and varnishing, lubrication of bearing/ bushes using fresh lubricant all as per OEM's reccommendations, replacement of defective parts, re-assembling, including testing and commissioning, complete all as specified and directed.

Dismantling of parts, removing burnt out windings with insulating materials, cleaning thoroughly internally and externally, rewinding motor for submersible pump motor (Make:KSB) of capacity 7.5 HP, 3 Phase, 415 Volts, 50 Hz, with PVC insulated copper wires of existing size/ gauge including provision of all insulating materials, lubrication of bearing/ bushes using fresh lubricant all as per OEM's reccommendations, replacement of defective parts, re-assembling, including testing and commissioning, complete all as specified and directed.

Dismantling of parts, removing burnt out windings with insulating materials, cleaning thoroughly internally and externally, rewinding motor for submersible pump motor (Make:KSB) of capacity 15 HP, 3 Phase, 415 V, 50 Hz, with PVC insulated copper wires of existing size/ gauge including provision of all insulating materials, lubrication of bearing/ bushes using fresh lubricant all as per OEM's reccommendations, replacement of defective parts, re-assembling, including testing and commissioning, complete all as specified and directed.

Dismantling of parts, removing burnt out windings with insulating materials, cleaning thoroughly internally and externally, rewinding motor for submersible pump motor (Make:KSB) of capacity 20 HP, 3 Phase, 415 V, 50 Hz, with PVC insulated copper wires of existing size/ gauge including provision of all insulating materials, lubrication of bearing/ bushes using fresh lubricant all as per OEM's reccommendations, replacement of defective parts, re-assembling, including testing and commissioning, complete all as specified and directed.

Overhauling/ servicing of Granular Chlorine Solution Dosing System comprising of tank with agitator with shaft and blade mounted on tank with high pressure single head gear motored adjustable dosing pump with non metallic liquid ends including lead tubing connecting nuts, injection check valves, clay weight ferrule, suction and discharge tubing, spring loaded anti-syphon valve, foot valve etc., as per OEM's reccommendations, including re assembling the dosing system, including testing and commissioning, complete all as specified and directed. Note:-Spare Parts for replacement will be measured and paid seperately under respective items of this BOQ here-in-after.

Supply only, oil seal for dosing pump motor.

Supply only, head screw for dosing pump motor.

Supply only, spacer for dosing pump motor.

Supply only, alter head screw for dosing pump motor.

Supply only, spring (small) for dosing pump motor.

Supply only, spring (retention) for dosing pump motor.

Supply only, diaphagm for dosing pump motor.

Supply only, electronic pulser unit for dosing pump motor.

Supply only, transformer for dosing pump motor.

Supply only, shaft for dosing pump motor.

Supply only, inlet/ outlet nozzle for dosing pump motor.

Disconnecting electrical connections of jet pump set with motor of capacity 1 HP, Single Phase, 240 Volts, lifting and removing motor from its existing foundation to the location (inside/ outside of building) where directed by the Engr-in-Charge, dismantling parts of the motor carefully, checking, segregating serviceable and unserviceable parts, cleaning the serviceable parts thoroughly rewinding of burnt out windings with super enamelled copper wires of existing size/ gauge including provision of all insulating materials and varnishing all as per OEM's recommendations and including replacement of unserviceable parts as required and including reassembling the motor, painting external surface with two coats of synthetic enamel paint after necessary preparation of surface, marking SM, MES or Srl No., installing to its existing foundation, commissioning, connecting up and testing complete as specified and directed. Note:-Spare Parts for replacement will be measured and paid seperately under respective items of this BOQ here-in-after.

Supply only chrome steel ball bearing No. 6201/6202. (Make: TATA/NBC/SKF)

Supply only oil seal for jet pump set.

Supply only motor (PVC) cooling fan for motor of jet pump set.

Supply only capacitor for motor of jet pump set 15-25 mfd, 440 Volts conforming to IS:1709.

Disconnecting electrical connections of monoblock pump set with motor of capacity 7.5 HP, Three Phase, 415 Volts, lifting and removing motor from its existing foundation to the location (inside/ outside of building) where directed by the Engr-in-Charge, dismantling parts of the motor carefully, checking, segregating serviceable and unserviceable parts, cleaning the serviceable parts thoroughly rewinding of burnt out windings with super enamelled copper wires of existing size/ gauge including provision of all insulating materials and varnishing all as per OEM's recommendations and including replacement of unserviceable parts as required and including reassembling the motor, painting external surfaces with two coats of synthetic enamel paint after necessary preparation of surface, marking SM, MES or Srl No., installing to its existing foundation, commissioning, connecting up and testing complete as specified and directed. Note:-Spare Parts for replacement will be measured and paid seperately under respective items of this BOQ here-in-after.

Disconnecting electrical connections of monoblock pump set with motor of capacity 5 HP, Three Phase, 415 Volts, lifting and removing motor from its existing foundation to the location (inside/ outside of building) where directed by the Engr-in-Charge, dismantling parts of the motor carefully, checking, segregating serviceable and unserviceable parts, cleaning the serviceable parts thoroughly rewinding of burnt out windings with super enamelled copper wires of existing size/ gauge including provision of all insulating materials and varnishing all as per OEM's recommendations and including replacement of unserviceable parts as required and including reassembling the motor, painting external surfaces with two coats of synthetic enamel paint after necessary preparation of surface, marking SM, MES or Srl No., installing to its existing foundation, commissioning, connecting up and testing complete as specified and directed. Note:-Spare Parts for replacement will be measured and paid seperately under respective items of this BOQ here-in-after.

Supply only chrome steel ball bearing No. 6203/6204. (Make: TATA/NBC/SKF)

Supply only oil seal for monoblock pump set.

Supply only PVC cooling fan for motor of monoblock pump set.

Disconnecting electrical connections carefully from the penal board/ starter and lifting of submersible pump motor of 15/ 20 HP capacity from existing bore well including column pipe with all accessories and replacement of existing unserviceable column pipe with 100 mm bore galvanised steel tubing, heavy grade of 5.4 mm wall thickness ISI Marked (IS: 1239-Part-I) both end flanged, in 08 (Eight) pieces of 3.00 Metre length each, fitted with flanges at both ends, complete with bolts, nuts, gaskets etc as required, re-lowering of pump motor in the existing bore well, reconnection to starter/ penal board testing and commissioning, complete all as specified and directed.

Material and labour for 100mm bore perforated galvanised steel tubing , medium grade of hole 70mm C/C with all fittings, fixed complete to walls and ceilings or laid on floor including taking up or down existing steel tubing and connection including cleaning for refixing or removal from site of work complete all as specified and as directed.

Disconnecting of electric connection of pumping set non clog capacity 5 HP pump and motor 3 phase 415 volts, lifting and removing motor from its existing foundation to the location (inside/ outside buildings) where directed by the Engineer-in-Charge, dismantling the motor carefully, checking, segregating serviceable and unserviceable parts, cleaning the serviceable parts thoroughly by approved method (part like stator, rotor, terminal box, bearings, shaft, key etc) heating, drying and varnishing including replacemnt of burnt winding with super enameled copper wire of existing gauge and good quality of insulating materials including replacement of unserviceable parts as required (Note: New parts shall be measured and paid seperately as supply only under item Nos 4 to 19 here-in-before) re-assembling the motor installing to its existing foundation, commissioning, connected up and testing complete all as directed. Make Kirloskar.

All as per serial item No.66.00 here-in-before but for non clog of capacity 10 HP motor, 3 Phase, 415 Volts. Make: Kirloskar.

All as per serial item No.66.00 here-in-before but for non clog of capacity 15 HP motor, 3 Phase, 415 Volts. Make: Kirloskar.

Taking up or down 25mm bore galvanised iron/ steel tubing from borewell and replacement of injector of size 25mm bore and refixing the same in position with all necessary connection, complete all as specified and as directed.

Supply only calcium hypochlorite (Calcium based granular disefectant). Make: Purichlor (Shree Rayal seema) or other equivalent make approved by E-in-C's Branch.

Supply only Alum, Ferric grade 4 (best quality as per sample) with additional requirement for purification of water containing lead (as Pb) 300PPM max and arsenic (As203) 6PPM max conforming to relevant IS-229-2012.

Supply only poly aluminium chloride powder free from organic contaminants, medium basicity, conforming to IS 15573, complete all as specified. (Note: Chemical shall be supplied in sealed laminated HDPE bags with inner polythene liner/ liners weighing 25 Kg/ bag).

M/S LAKSHMI ENTERPRISES

Shri A. K. Goswami

M/S N G CHOWDHURY

SHRI D. C. BISWAS

M/S SHIVAYA ENGINEERING

LUIT CONSTRUCTION

M/S Mandeep Singh