REPAIR/REPLACEMENT OF SUBMERSIBLE PUMPING SETS, MOTOR CONTROL PANEL, CHLORONOME DOZING PUMP AND ALLIED WORKS AT DIFFERENT PUMP HOUSE UNDER GE (SOUTH) BINNAGURI

Amount

Lifting of defective submersible pumping unserviceable cable of any make and capacity from bore well after providing lifting tools and tackles as required carefully, disconnecting all electric connections, water connection and dismantling column pipe lines shaft stage by stage and keep them under safe custody for reuse all complete and lowering the same after repairs / overhauling submersible pump/serviceable cable of any make and capacity inside bore wells after coupling with pump and motor connecting column pipe line shaft stage by stage carefully with help of lifting tools and tackles carefully re-connecting all electric/water lines and testing on load upto the satisfactions of Engineer-in-charge complete all as specified and as directed. Notes:- The rates for lifting and lowering of repaired pumping set shall deemed to include the cost following :- (i) Replacement of rusted/ unsv bolts, nuts and washers (ii) Replacement of rubber packaging of flanged joints (iii) Fixing of submersible cable of any size.(iv) Fixing charges for any clamps etc.

M&L for rewinding of burnt submersible motor 31 to 50 HP, 3 phase 415 Volts 50 Hz of any Make with PVC insulated water proof copper conductor of the same specification as per existing after dismantling cutting out burnt winding from stator assembly, cleaning slots properly complete with insulating slots packing, sleeves, papers, reassembling stator and rotor after replacement of of worn out pares/matching works including painting with two coats of synthetic enamel paints over a coat of red oxide after preparation of motor external surface and water proof jointing for submersible cable 3 core all complete as specified and directed (Note : Spare parts required for overhauling/servicing except winding wire shall be measured and paid seperately.)

All as per item No 2 here-in-before but capacity of submersible motor 15 to 30 HP complete.

Supply only following spare parts of submersible motor of capacity 31 to 50 HP.

Thrust bearing plate for carbon TB assy

Bearing bush rubber for motor shaft

Motor shaft sleeves (Stainless steel)

Thrust bearing assy carbon

GM bush for motor shaft

Motor Sand Guard

Oil seal

Motor bearing housing

Copper end ring

Motor coupling key

Motor coupling

Pad for thrust bearing made out of bronze

Pad for thrust bearing made out of Carbon

Stud nut stainless steel

Sir clip

Supply only following spare parts of submersible motor of capacity 15 to 30 HP .

Thrust bearing plate for carbon TB assy

Bearing bush rubber for motor shaft

Motor shaft sleeves (Stainless steel)

Thrust bearing assy carbon

Motor Sand Guard

Oil seal

Motor bearing housing

Copper end ring

Motor coupling key

Motor coupling

Pad for thrust bearing made out of bronze

Pad for thrust bearing made out of Carbon

Stud nut stainless steel

Sir clip

Remetaling, cutting , grinding & polishing of Rotor shaft of capacity 31 to 50 HP in the worn out portion including checking of electricity in the lathe machine all as directed .

All as per item No- 6.00 here in before but capacity of motor 15 HP to 30 HP .

Remetaling, cutting, grinding & polishing of Thrust bearing of capacity 31-50 HP housing lower and upper in workshop all as directed.

All as per item No 8.00 here in before but capacity 15 HP to 30 HP .

Dismantling submersible pump any make of capacity 1500 LPM to 1750 LPM for overhauling/servicing ,cleaning discharge/suction capes, impellers shaft and assembling pump carefully after fixing of spare parts/machining works including applying two coats of synthetic enamel painting after preparation of surface complete including testing on load to the entire satisfaction of the Engineer-in-Charge. (Note : Supply of spare parts required for overhauling/servicing shall be measured and paid separately).

All as per item No 8.00 here-in-before but capacity of pump 600-1100LPM( 15 to 30 HP) .

Supply only following spare parts of submersible Pump of capacity 1500 to 2400 LPM .

Gun Metal bush for suction impeller

Gun Metal bush for discharge impeller

Shaft sleeves Stainless steel

Mild Steel stud for bowl assembly

Neck ring Gun Metal

Gun Metal bush for stage casing

Stainless steel Impeller

Key for impeller

Suction case strainer

Pump shaft stainless steel

Sand Guard

Stage casing

Coupling with key for pump and motor

MS socket heavy duty 8/11 TPI

Pump NRV CI

Supply only following spares part of submersible Pump of capacity 600-1100 LPM.

Gun Metal bush for suction impeller

Gun Metal bush for discharge impeller

Shaft sleeves Stainless steel

Mild Steel stud for bowl assembly

Gun Metal Neck ring

Gun Metal bush for stage carrier

Gun Metal Impeller

Key for impeller

Suction case strainer

Pump shaft stainless steel

Sand Guard

Stage casing

Coupling with key for pump and motor

MS socket heavy duty 8/11 TPI

Pump NRV CI

Note for item no. 4.00,5.00, 12.00, 13.00 against spares supplied by contractor :- (i) Quoted rate shall include only material element required for replacement of proposed spare parts as on required basis shall be ordered through a separate written order by the GE and including commissioning and testing complete. (ii) Supply only spare part shell be ordered on assesed through a BOO after strip opening and cleaning of unseviceable spares part proper assesement of Board

Remetaling, cutting,grinding, polishing for worn out portion of submersible pump shaft (Pump capacity 1500 to 2400 LPM) including fixing new Mild Steel key of suitable size and checking of balance and properly aligning shaft at lathe Machine complete all as specified and as directed.

All as per Item No. 45 here-in-before but for Pump capacity 600 LPM to 1100 LPM.

Cutting of worn out threaded portion of column pipe 150 mm dia and threading the end in lathe Machine to existing TPI complete.

All as per Item No. 47 here-in-before but 100 mm dia.

S&F 150mm bore Mild Steel Column pipe heavy duty (ERW) both end threaded with one socket of wall thickness 5.04mm & length 3.00 mtr conforming to IS-1239 (Part-I) 1979, and properly painted with one coat of black bituminous of surface internally and externally suitable for the drinking water including taking out of old unserviceable column pipe complete all as specified and as directed .

All as per item No. 19 here-in-before but 100 mm bore.

Supply & fixing submersible cable flat PVC insulated & PVC sheathed 1100 volts grade with stranded copper conductor 3 core of size 16sqmm conforming to IS-694-1990 including taking out old unservicable cable from its position and complete as specified

All as per item no. 51 here-in-before but of size of cable 10 Sqmm 3 core.

Material & Labour for replacement of worn out MS clamps nuts, bolts, washers etc of suitable length and size as per site requirement for flanged pipes and fitting of sizes complete all as directed .

Supply and fix in repair water pressure gauge 0-350 PSI complete all as specified and directed.

Supply and fixing PVC coated steel rope of 6 sqmm all as specified and directed .

S & F Fully Automatic Star- Delta Starter in sheet-steel enclosure motor rating ,415 V, 50Hz,3Ph of capacity 30 HP relay range 23-32 A complete all as specified and directed.

S & F Fully Automatic Star- Delta Starter in sheet-steel enclosure motor rating ,415 V, 50Hz,3Ph of capacity 20 HP relay range 15-22A complete all as specified and directed.

Development of deep well as per the following procedure with entire satisfaction of GE and testing on completion all as specified and as directed :- Lowering of GI Pipe 50mm dia upto 200 feet depth in side the casing of bore well and inserting rubber hose steel coil liner through the GI pipe including processing chemical of sodium laxate/caustic soda in required quantity for treatment of muddy water and injecting compressed air through hose pipe till clean water is received ( 8 hours continuous run minimum two days ) including testing of water after taking minimum three sample and taking out GI pipe and rubber hose air liner from its position complete including Lifting/lowering of pump with motor and column pipe with all accessories including electrical and mechanical connection as per existing including testing complete all as directed.

M & L for overhauling of Altoch dozing pump by replacing unservicable spare parts complete all as specified & as directed.

The following spares are to be repair/replaced against Item Ser No -59.

4 Pole induction non-synchronous 920 RPM flange mounted Motor of rating 230 V, single phase, 50 HZ 0.4 amp.

Poly Propylene Shaft with impeller of dia 32 mm x length 500 mm (Blades are welded to the Shaft)

PE/ FRP dosing tank of capacity 100 liters with hole for pouring chlorination chemical/water with provision for mounting of motor and dosing pump .

Gearmotor 230 V, 50HZ

Rotor assembly with bearings brackets & tolerance rings.

Coil 250 V , 50 Hz

Single head feed rate control with shaft

Pump Head (ferrules 1/4 " & duckbill included )

Roller assembly

Pump Tube

3/8 " Injection check valve

3/8 " Weighted suction line strainer

3/8 " white suction / discharge tubing

Check valve duckbill

Connecting nut 3/8"

Connecting nut 3/8" with adapter

Ferrule 1/4"

M&L for painting to external surface of pipe line any type with two coat of 1st quality synthetic enamelled paint as per MES colour code for rising mains, elivery mains, wash out etc incl necessary preperation of surface for pipe size 100/150/200/250mm dia complete all as directed. ( for vertical pipes as in rising mains).

M&L for painting to external surface of pipe line any type with two coat of 1st quality synthetic enamelled paint as per MES colour code for rising mains, delivery mains, wash out etc incl necessary preperation of surface for pipe size 0/150/200/250mm dia complete all as directed.( for horizontal pipes laid on ground surface)

M&L for earthing with galvanized steel earth plate electrode 60 cm x 60cm x 6mm thick, buried directly in ground (earth pit not less than 2.25m below normal ground level) with top edge of earth plate not less than 1.5 m below normal ground level connected to galvanized iron strip 25x4mm (earthing lead from earth electrode to test point uopt 7.5m ) by means of bolts, nut, checknuts and washers of galvanized iron or steel all as shown in electrical plate No 3 of MES Schedule Pt-I 2009 GI earth lead strip of size 25mmx4mm protected by GI pipe 40mm dia light grade and connected to earth test point including excavation & earth work in any type of soil, disposal of soil, providing charcoal dust and common salt upto 15cm above top edge of earth plate, construction of PCC pit with RCC cover, funnel, watering pipe of 20 mm dia GI light grade including testing on completion complete all as directed

M & L for repairing of motor controll Panel suitable for upto 50 HP motor with dismantling all unserviceable fitting and electric connection and reassembling the same after carry out the following replacement/jobs and painting with two coats of synthetic enamel paint over a coat of primer after prepartion of internal and external surface including testing on load all complete as specified and as directed. (Note : Accessories to be replaced shall be measured and paid separately under relavant items)

Supply only following spares for motor control Panel auto transformer starter of capacity upto 50 HP :-

Voltage sensing Phase failure relay, auto reset 40 Volt unbalance -01 No

Power contactor suitable for operation on 03 Phase, 415 Voltage, 50Hz AC supply type MNX 45

Power contactor suitable for operation on 03 Phase, 415 Voltage, 50Hz AC supply type MNX 95

Pump protection relay, 03 Phase 415 Volt AC supply auto reset.

Volt meter 0-500 Volt square type 96mm x 96mm size

Ammeter 0-100 Amp. Square type 96mm x 96 mm size

Indicator lamp ( RED, YELLOW and BLUE), Volt with built in resistor.

Indicator lamp holder

Push button switch for starter ON/OFF.

CT Coil 100/5 ratio.

Analog timers 24 hr type J648B1 for 415 Volt, 50 Hz.

Current sensor for 50 HP.

Single phase preventor, 415 Volts type ES-100 suitable for 50HP motor 01 Nos

wireless modem suitable for automatic mobile pump operation

M&L for Physical, Chemical & bactorogical analysis of water sample collected from different pump houses and user end from a govt approved lab and submit the test report to the department all as specified and as directed. Note:- Collection charge with proper container shall be deemed to be be included in the quoated rate.

M&L for cleaning of overhead tanks (inside) by scraping with the help of shovels, hard brushes and physical cleaning of tanks (Reservoir) by de-scaling / brooming silt and sludge and other deposits from inner side (bottom of dome), collecting and taking them out with help of manual labour and depositing at a distance not exceeding 50m and making the tank clean and washing properly with bleaching powder mixed with water (1:10) and applying two coats of quick drying lime wash on inner side, top and bottom surfaces including writing date of cleaning with white paint on black painted surface at two places and painting to the inner steel ladder of tank with 2 coats of synthetic enamel paint over a coat of red oxide primer complete all as directed and specified for the following capacity of tanks:- Note :- (a) Work is to be executed at 18 to 21m height. (b) All necessary T & P, labours and materials will be arranged by the contractor. (c) The above process of cleaning the tanks shall have to be completed by the contractor in max of two days (d) The quoted rates shall deemed to include for use of scaffolding, ladders etc as required for the entire completion of work. (e) Protective measures and insurance of labours working at height of 18-21m shall be the sole responsibility of the contractor and rates quoted shall be deemed to include for the same. (f) The quoted rates are deemed to inclusive of writing " TANK CLEANED ON ______" (of 75mm height & 10mm width) with synthetic enamel paint at two places on each tank. (g) Gap between consequtive cleaning of tank shall be minimum three months. (h) 50% Number of tank cleaning should be completed within three months from the date of commencement of work.

RCC OH tank capacity of 100000 Gallon.

RCC OH tank capacity of 150000 Gallon.

RCC OH tank capacity 50000 Gallon.

RCC OH tank capacity 25000 Gallon.

RCC OH tank capacity 10000 Gallon.

SCHEDULE OF CREDIT Rate quoted by the Tenderer for this schedule should not be less than rate assessed by the department shown on estimated rate column for the respective items and total amount under col No 53 will be adjusted accordingly.

Old unserviceable copper winding wire of any discription obtained from submersible motor of capacity 45/49 HP as under :-

-do- but of capacity 15 to 30 HP

Old unserviceable spare part obtain from dismantling of submersible mortor of 31 to 50 HP

Thrust bearing plate for carbon TB assy

Bearing bush rubber for motor shaft

Motor shaft sleeves (Stainless steel)

Thrust bearing assy carbon

GM bush for motor shaft

Motor Sand Guard

Oil seal

Motor bearing housing

Copper end ring

Motor coupling key

Motor coupling

Pad for thrust bearing made out of bronze

Pad for thrust bearing made out of Carbon

Stud nut stainless steel

Sir clip

Old unserviceable spare part obtain from dismantling of submersible mortor of 15 to 30 HP

Thrust bearing plate for carbon TB assy

Bearing bush rubber for motor shaft

Motor shaft sleeves (Stainless steel)

Thrust bearing assy carbon

Motor Sand Guard

Oil seal

Motor bearing housing

Copper end ring

Motor coupling key

Motor coupling

Pad for thrust bearing made out of bronze

Pad for thrust bearing made out of Carbon

Stud nut stainless steel

Sir clip

Old unserviceable spare part obtain from dismantling of submersible pump of 1500 LPM to 2400 LPM

Gun Metal bush for suction impeller

Gun Metal bush for discharge impeller

Shaft sleeves Stainless steel

Mild Steel stud for bowl assembly

Neck ring Gun Metal

Gun Metal bush for stage casing

Stainless steel Impeller

Key for impeller

Suction case strainer

Pump shaft stainless steel

Sand Guard

Stage casing

Coupling with key for pump and motor

MS socket heavy duty 8/11 TPI

Pump NRV CI

Old unserviceable spare part obtain from dismantling of submersible pump of 600 LPM to 1100 LPM

Gun Metal bush for suction impeller

Gun Metal bush for discharge impeller

Shaft sleeves Stainless steel

Mild Steel stud for bowl assembly

Gun Metal Neck ring

Gun Metal bush for stage carrier

Gun Metal Impeller

Key for impeller

Suction case strainer

Pump shaft stainless steel

Sand Guard

Stage casing

Coupling with key for pump and motor

MS socket heavy duty 8/11 TPI

Pump NRV CI

old unservicable material obtain from remetaling, cutting and grinding,of submersible pump shaft of 1500 LPM to 2400 LPM capacity

old unservicable material obtain from remetaling, cutting and grinding,of submersible pump shaft of 600 LPM to 1100 LPM capacity

old unservicable 3m long MS column pipe of 150 mm dia

old unservicable 3m long MS column pipe of 100 mm dia

Old unserviceable submersible cable with copper conductor of size 3 core16 sqmm of any description and length .

Old unserviceable submersible cable with copper conductor of size 3 core10 sqmm of any description and length .

Old unserviceablet MS clamp nut bolt and washer

Old unserviceable water pressure gauge

Old motor srarter of any capacity.

Old unserviceable spare part obtain from dismantling of ALTOCH DOSING PUMP

4 Pole induction non-synchronous 920 RPM flange mounted Motor of rating 230 V, single phase, 50 HZ 0.4 amp.

Poly Propylene Shaft with impeller of dia 32 mm x length 500 mm (Blades are welded to the Shaft)

PE/ FRP dosing tank of capacity 100 liters with hole for pouring chlorination chemical/water with provision for mounting of motor and dosing pump .

Gearmotor 230 V, 50HZ

Rotor assembly with bearings brackets & tolerance rings.

Coil 250 V , 50 Hz

Single head feed rate control with shaft

Pump Head (ferrules 1/4 " & duckbill included )

Roller assembly

Pump Tube

3/8 " Injection check valve

3/8 " Weighted suction line strainer

3/8 " white suction / discharge tubing

Check valve duckbill

Connecting nut 3/8"

Connecting nut 3/8" with adapter

Ferrule 1/4"

Old Voltage sensing Phase failure relay,Power contactor type MNX 95 and MNX 45,Old Pump protection relay.

Old CT Coil , Electronic timers, Current sensor,Single phase preventor

Old unsv earthing complete

Old u/s steel rope

ANIL KUMAR GUPTA

L. B. SHARMA

S.N. GHOSH AND CO.