Providing Lift Irrigation Scheme Ladher in GP Pater in Tehsil Ghumarwin District Bilaspur SH Supply and erection of Centrifugal pumping machinery along with allied accessories in booster stage and providing laying jointing and testing of MSERW pipe

Amount

Supply, erection, testing & commissioning of submersible pumping set of reputed make such as KSB/Kirloskar/Johnston/Oswal conforming to latest relevent BIS code. The pump should be fitted with free flow impellers of suitable alloy as per BIS 5659 or latest with up to date ammendments suitable for raw water having greased packed bearings & shell with wound stator on motor side & with shaft protection sleeve on pump side ensuring better life for shaft conforming to BIS specifications. The pump shall be directly coupled to a submersible squirrel cage electric induction motor of Kirloskar/KSB/NGEF/Jyoti / Crompton make conforming to relevent BIS code with up to date ammendments totally dust & water proof for submersible duty isolated from the pump by intermediate casing with double mechanical seal in oil chamber chamber & grease packed lubricated bearings & provided with stainless steel thrust bearing plate to withstand non vertical loads with minimum wear & tear. It should also be fitted with a device to take up expansion of water with the heating of motor. The pump set should include water level guard, errection clamps, cable clips & depth gauge etc. & suitable for operation on data given below:

Total head in mtr (i/c depth of column pipe in case of 16.41

Capacity (in LPS) of each pump set 20.60 LPS of 74.160 Cum/Hr

Dia of rising main (in mm) 250mm

Length of rising main 35 Rmt

SITE CONDITIONS

Locaotin of site Ladher

The altitute of place in which the motor is intended to work

Humidity: Whether generally remains humid during monsoon season

Nature of atmosphere As normally encountered in Shivalik Ranges

Detail of quality of water Clear water

Water free from sand of not

Water corrosive or not

Turbidity of water: 200 PPM

Type of well Sump well

Inside dia of well

Depth of water during HFL in the pond

Max. draw down

Depth of Nodi

Any other informaton or requirement

OERATING CONDITIONS

Type of current AC three/ single phase

Operating frequency: 50 HZ

Rated voltage 400(+-)10% volts

Sysem of earthing if any to be adopted Double loop earthing as per BIS 3043-1987 latest with upto date amendments

Speed of revolution To be quoted by tenderer

Direction of rotation To be quoted by tenderer

No. of working hours per day 20 Hrs

The max. temp of cooling air & water in the place in which the pump set is intented to work in ordinary service

MOTOR

Ref. of BIS code BIS 9283-1979 or latest with upto date amendments.

Type of enclosure of motor As per BIS: 4691-1985 or latest with upto date amendements

Type of duty "S1" i.e. continous duty type as per IS: 12824-1989 or latest wit upto date amendements.

Mechanical out put in KW Suitale for driving submersble pump required for duties specified against pumps, to avoid overloading of motor a margin of about 15-10% may be kept in the rated outpur to prime mover.

Class of insulation: Class-B To be specified by the tenderer

Max. permissible temp.Rise of motor reqd. if different from that give in

Particulars of test reqd. and where they are to be coducted As per terms and conditions attached.

Particulars as to whether voltage imiting device wil lbe employed: Oil immersed star delta starter to be installed between bus bar and motor. Shunt capacitor is also proposed to be installed for improving the power factor at site:

Type of motor: As per BIS 9283-1979 or latest with upto date amendements

Details of shaft extension required. To work with the pump offered

Break way torque in terms of rated load torque and the corresponding break-way starting current which may be taken from the supply with the starting apparatus in circuit. : Break way torque to be given by the tenderer but the starting current should not exceed 2.5 times of the full load current.

Nature of load and any information regarding the driven machine which has a bearing upon the torque reqd. during the accelerated period, the kinetic energy of the moving parts to be accelerated and No. of starts during a specified period.: To work the pump offered.

Where possible fault capacity of the system to which the motor is connected: The motor should be able to withstand initial current of 2.5 times the rated current for two minutes without suffering damages or permanent deformations.

PUMPS

No of pump requred 1 No. Pumps out of which one set will work at a time and one set will act as stand bye.

Spare parts required: For two years normal maintenance as recommended by manufacturer.

Type of drive: Electric induction motor

Optional fittings required

Pump Operating conditions

Capacity :

Total head in meters: 16.41

Static head : 12.7

Minimum depth of water: meters 653.3

Variation in water level: Meters.

Ground level to Max. water level: Meters

Ground level to delivery point: Meters

Pressure in the suction tank. Kg/Cm2

Pressure in the delivery tank: Kg/cm2

Length of rising main: 35 Meters.

Dia of rising main: 250 mm

Turbidity of water: 200 PPM

Drive type: Electric driven.

Limits of total head in which the pump is required to operate: (-) 15% to (+) 10% of total head.

Suction/Delivery size of pump: To be specified by the tenders.

Efficiency of pump at : to be specified by the tenderer.

Duty head: To be specified by the tenderer.

(+) 10% head: To be specified by the tenderer.

(-) 15% head: to be specified by the tenderer.

Material of construction: To be specified by the tenderer (Manufacturers certificate to be appended).

Providing ICTP Main Switch with HRC fuses side handled operated change over switch of L&T/Crompton/Standard/Havells make for suitable Capacity Operational rating as per IS: 4064-1978 with upto date ammendments immediately after the power meter of HPSEB. ICTP Switches (i) Make ii) Model iii)Capacity: iv) Suitable capacity

Providing M.S. sheet, steel fabricated floor mounted closed ( Almirah type) switch board including angle iron post of suitable height and size ISA 40x40x6mm, duly painted, with steel sheet of 16 gauge comprising, capable of mounting the following accessories with all internal connections:- i) Drawing ii) Layour plan

M.C.B ofHavells/MDS/Standard make of suitable capacity on incoming feeder with or without initial oil filling as the case may be with neutral linked under voltage releases as per IS: 2516-1985 with upto date ammendments with. MCB i)Make ii) type iii) Range: iv) Rating:

E.L.C.B. of Havlles/ MDS/INDIETEC/Standard make as per IS: 2516-1977 with upto date ammendment which should have control box operating handle and trip/reset bush button on/off indicators, re-indicating off spring condition of the circuit breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape etc. It should also be lifted with earth fault for tripping of breaker on occurrence of earth fault on off breaker load side end. ELCB i)Make ii) Type iii)Range: Suitable rating

The voltage monitor relay of L&T/AE/Diplomat make three phase with all protection and usual indicator and electric siren against single phasing low voltage, high voltage, reverse phasing, over loading and phase voltage difference as per IS: 3842 ( Latest edition).ELCB i)Make ii) Type iii)Range: Suitable rating

Power factor meter of standard make AE/L&T Rishab as per relevant IS code with upto date ammendments of suitable rating. Power factor meter. i) Type ii)Make:

Frequency meter of standard make AE/ L&T rishab as per relevant IS: Code with upto date ammendments of suitable rating. Frequency meter. i) Type ii)Make iii) Range::

Bus bar chamber with copper strips having 3 & 1/2 three bars of suitable rating for full length equal to the width of the board for three live phases and suitable for induced current, one copper bar of half the rating of full length for neutral phase as per IS : 8084-1976 and IS: 11353-1985 read with BIS 5578-1985 with upto date ammendments.Bus Bar chamber. Make Rating Type

ICTP switches with HRC fuses of L&T/Standard/ Havells make and of suitable capacity as per IS: 4064-1978 with upto date ammendments ICTP Switches i) Type ii)Make: iii) Range:

Three phase indicator lamps complete with toggle switches for individual motors as per IS: 3452 ( P-I&II) with upto date ammendments Three phase indicator: i) Type ii) Make iii)Rang:

Supply of floor/wall mounted power factor shunt capacitor conforming to BIS: 2834-1986 latest with upto date ammendments Baja/L&T/Asian/cromption make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually of suitable rating each including cable of siemens/Gloster/ICC make form busbar chamber to capacitor and also including L&T/LK/Kilburn make ICTP switches conforming to BIS –4064-1978 or latest with HRC fuses (range tobe specified by the tendrerer).Capacitor i) Type ii) Make iii)Rang:

Supply suitable Star Delta starter of MEI/Kilburn make conforming to BIS 8544-1979 latest with upto date amendments for squirrel cage induction motor ( make to be specified by the tenderers) mounted on penel board with magnetic type over load release and dashgas-pots, time legs, under voltage release with or without initial oil filling as the case may be with single phase preventor as per IS: 1248 (P=V)1983 with upto date amendements. Starter i) Type ii) Make iii)Rang:

Providing Hour run meter of recommended make of suitable capacity as per IS: 722 ( Latest edition) 0-9999 Hours.Hour Run Meter. i) Type ii) Make iii)Rang:

Providing double flanged cast iron sluice valve of Leader/Kirloskar/ KSB make of mm dia class PN-1.0 for the suction pipe and capable of withstanding the normal seat pressure 10.20kg/cm2 as per IS: 14846-2021 with upto date amendements in all leads and lifts and to the entire satisfaction of the Engineer-in-charge. 300mm dia Sluice valve. Make Class-) PN-1.0 Seat pressure:10.20kg/cm2 Materials: C.I

Providing double flanged cast iron sluice valve of Leader/Kirloskar/KSB make and size one dia higher than pump for the delivery line of the pump and capable of withstanding the normal seat pressure 10.20kg/cm2 and as per IS: 14846-2021 class PN-1.00 with upto date amendments 250mm dia Sluice valveMake Class-) PN-1.0 Seat pressure:10.20kg/cm2 Materials: C.I

Providing double flanged (Swing type) cast iron Reflux valve of Leader/Kirloskar/KSB make and one dia higher than pump having bye pass arrangement on the delivery line of pump and capable of with standing normal seat pressure 10.20kg/cm2 class PN-1.00 with upto date amendements. 250mm dia Reflux valve Make Class-) PN-1.0 Seat pressure:10.20kg/cm2 Materials: C.I

Providing double flanged cast iron return valve of Leader/ Kirloskar/KSB make and of 250mm dia having bye pass arrangement for rising main and capable of withstanding normal seat pressure as per IS: 5312-2001 class PN-1 with upto date amendements and to the enitre satisfaction of the Engineer-in-charge. Non Return valveMake Class-) PN-1.0 Seat pressure:10.20kg/cm2 Materials: C.I

Providing 100mm dia circular dial pressure gauge of Fiebig make complete with all accessories such as stop cock, copper tubing etc. as per IS: 3624-1979 with upto date amendments Pressure guage Make: Range:

Installation of all the items appearing at Serial No. 1 to 8 as per the systematic drawing attached with the tender documents.

Providing and fixing double flanged MSERW piping work layout to be approved by the Engineer-in-Charge for suction and delivery pipes suitable to pump(s) offered and common header as per the rising main respectively complete with all specials such as bends ,tees reducers/ increasers with companion flanges matching with the relevant specifications of the accessories as indicated in the drawing No.2 including rubber/asbestos gasket of minimum 3mm thickness as per IS 2712-1979 and required number of nuts and volts as per IS: 1364-1983. The pipes shall be as per relevant IS Code and to withstand 1.5 times total head stipulated under item No.1.

The size of the various components to be as under:-

(i) Suction pipe: 250mm dia Min.length = 6 mtr. Flanged with table-5

(ii) Delivery pipe: 200 mm dia -do- = 6 mtr. Flanged with table-5

(iii)Common Header 250 mm dia -do- = 5 mtr. Flanged with table-5

and will extended upto 5 meters from the outer wall of the pump house in the direction to be jointed.

Providing and laying copper PVC insulated armoured power cable ( one cable carrying all the three phases) of suitable size and capacity to and all other electrical equipments as per IS: 1554 (P-I)1988 or latest with upto date ammendments of Siemens/ IEC/ICC/GICO/Grandly/National make including all other accessories such as thimbles, flexible, pipes solder, nuts and bolts, cable glands etc. laid in pipes or trenches under floor. Motor side: Suitable size cable Min length =40 mtrs Supply side Suitable size cable Min. length =10 mtr

Providing and fixing double loop earthing and G.I plate 600mmx600mmx3mm thick electrode complete with material such as thimbles, nuts and bolts, charcoal and common salt, 4 SWG.8 SWG G.I strips and G.I wire as per IS: 3043-1987 with upto date amendments for motors and other electrical equipments and digging of pits etc. complete in all respect.

1ST STAGE Providing horizontal spindle horizontal split casing/end suctions (back pull out arrangement) single/double/ multistages centrifugal Reciprocating pump or combination of pump in series recommended make such as Mather and Platt/KSB/Kirloskar as per BIS-1520-1980 with upto date ammendments, read with IS: 9137-1978 or latest edition suitable for lifting Raw water under mentioned characterstics with C.I impellers/priming funnels, casing ring and shaft sleaves of bronze, shaft of steel grade EN-8 with cast iron casing coupled directly through a flexible coupling on a MS/Cast steel base plate ( base plate to be from the manufacturers of the pumping unit only) to Squarrel cage drip proof induction motor of standard make such as KirloskarCrompton/NGEF and suitable for operation on 400 (+)/-) 10% volts, 50 cycles/second, 3 phase AC electric supply. The power of electric motor should be atleast 10% in excess of the maximum power required by the pump in the operation range of (+) 10% and (-) 15% of the duty point head. The motor should be as per IS: 325-1978 with upto date ammendments read with IS: 900-1972. It should etc. and should include cost of bearing units, bolts and pointing etc. and shoould meet the following requirements.

Discharge (Q) 20.600 LPS or 74.160 cum/Hr.for each. Pump.( Both pump will run simultaneously

Total Dynamic Head: 26.50 Meters.

LWL in sump well (h). 664.90 Meters.

Pump Shaft level: 664.90 Meters.

Level at discharge point. 687.27 Meters.

Suction lift. 0.00 Meters.

Residual head: 3.00 Meters.

Static Head. 22.37 Meters.

Rising main.

Length. 70.00 Meters.

Dia. 250 mm

Pumping Hours. 20 Hours.

Altitude of Installation above MSL 665 Meters

Characteristics of water.

(a) Temperature 20o C

(b) Abient Temp. 42oC

(c) Turbidity Raw water 200 PPM

(d) Alkalanity. Mg/Ca Co3

(e) Size of the solids. Mm

Providing ICTP Main Switch with HRC fuses side handled operated change over switch of L&T/Crompton/Standard/Havells make for suitable Capacity Operational rating as per IS: 4064-1978 with upto date ammendments immediately after the power meter of HPSEB.

Providing M.S. sheet, steel fabricated floor mounted closed ( Almirah type) switch board including angle iron post of suitable height and size ISA 40x40x6mm, duly painted, with steel sheet of 16 gauge comprising, capable of mounting the following accessories with all internal connections:-

M.C.B ofHavells/MDS/Standard make suitable Amp capacity on incoming feeder with or without initial oil filling as the case may be with neutral linked under voltage releases as per IS: 2516-1985 with upto date ammendments with.

E.L.C.B. of Havlle /MDS/INDIETEC make as per IS: 2516-1977 with upto date ammendment and of suitable capacity which should have control box operating handle and trip/reset bush button on/off indicators, re-indicating off spring condition of the circuit breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape etc. It should also be lifted with earth fault for tripping of breaker on occurrence of earth fault on off breaker load side end.

The voltage monitor relay of L&T/AE make three phase with all protection and usual indicator and electric siren against single phasing low voltage, high voltage, reverse phasing, over loading and phase voltage difference as per IS: 3842 ( Latest edition).

Power factor meter of standard make AE/L&T Rishab as per relevant IS code with upto date ammendments of suitable rating.

Frequency meter of standard make AE/ L&T rishab make as per relevant IS: Code with upto date ammendments of suitable rating. Power factor meter. i) Type ii)Make:

Bus bar chamber with copper strips having 3 & 1/2 three bars of suitable rating for full length equal to the width of the board for three live phases and suitable for induced current, one copper bar of half the rating of full length for neutral phase as per IS : 8084-1976 and IS: 11353-1985 read with BIS 5578-1985 with upto date ammendments

ICTP switches with HRC fuses of L&T/Standard/ Havells make and of suitable capacity as per IS: 4064-1978 with upto date ammendments

Three phase indicator lamps complete with toggle switches for individual motors as per IS: 3452 ( P-I&II) with upto date ammendments

Supply of floor/wall mounted power factor shunt capacitor conforming to BIS: 2834-1986 latest with upto date ammendments Baja/L&T/Asian/cromption make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually of suitable rating each including cable of siemens/Gloster/ICC make form busbar chamber to capacitor and also including L&T/LK/Kilburn make ICTP switches conforming to BIS –4064-1978 or latest with HRC fuses (range tobe specified by the tendrerer).

Providing suitable oil immersed star delta starter of MEI/Kilburn make conforming to BIS 8544-1979 latest with upto date amendments for squirrel cage induction motor ( make to be specified by the tenderers) mounted on penel board with magnetic type over load release and gash-pots, time legs, under voltage release with or without initial oil filling as the case may be with single phase preventor as per IS: 1248 (P=V)1983 with upto date amendements.

Providing Hour run meter of recommended make of suitable capacity as per IS: 722 ( Latest edition) 0-9999 Hours.

Providing double flanged cast iron sluice valve of Leader/Kirloskar/ KSB make of 250mm dia class PN-1.0 for the suction pipe and capable of withstanding the normal seat pressure 10.20kg/cm2 as per IS: 14846-2001 with upto date amendements in all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

Providing double flanged cast iron sluice valve of Leader/Kirloskar/KSB make and size one dia higher than pump for the delivery line of the pump and capable of withstanding the normal seat pressure 10.20kg/cm2 and as per IS: class PN-1 with upto date amendments Sluice valve. Make Class-) PN-1.0 Seat pressure:10.20kg/cm2 Materials: C.I

Providing double flanged (Swing type) cast steel Reflux valve of Leader/ Kirloskar/KSB make and size one dia higher than pump for the delivery line of the pump and capable of with standing the normal setpressure 10.20kg/cm2 and as per BS:1868- API-600 PN-1 class ASA-300 with upto date amendments. 300mm dia Sluice valveMake Class-) PN-1 Seat pressure:10.20kg/cm2 Materials: C.I

Providing double flanged cast steel Non Return vlave of Leader/ Kirloskar/ KSB make 250mm dia having bye pass arrangement for rising main and capable of with standing normal seat pressure 10.20kg/cm2 as per IS: 5312-2001 class PN-1 with upto date amendments Reflux valve Make Class-) Seat pressure:10.20kg/cm2 Materials: C.S

Providing 100mm dia circular dial pressure gauge of Fiebig make complete with all accessories such as stop cock, copper tubing etc. as per IS: 3624-1979 with upto date amendments Non Return valveMake Class-) Class-PN-1 Seat pressure:10.20kg/cm2 Materials: C.S

Installation of all the items appearing at Serial No. 1 to 8 as per the systematic drawing attached with the tender documents. Pressure guage Make: Range:0-11 Kg/cm2

Providing and fixing double flanged MSERW piping work layout to be approved by the Engineer-in-Charge for suction and delivery pipes suitable to pump(s) offered and common header as per the rising main respectively complete with all specials such as bends ,tees reducers/ increasers with companion flanges matching with the relevant specifications of the accessories as indicated in the drawing No.2 including rubber/asbestos gasket of minimum 3mm thickness as per IS 2712-1979 and required number of nuts and volts as per IS: 1364-1983. The pipes shall be as per relevant IS Code and to withstand 1.5 times total head stipulated under item No.1.

The size of the various components to be as under:-

(i) Suction pipe :250mm dia Min.length =15 mtr. flanged with table-5

(ii) Delivery pipe: 200 mm dia -do- = 5 mtr. flanged with table-5

(iii)Common Header :250 mm dia -do- = 10 mtr. flanged with table-5

and will extended upto 5 meters from the outer wall of the pump house in the direction to be jointed.

Providing and laying copper PVC insulated armoured power cable ( one cable carrying all the three phases) of suitable size and capacity to and all other electrical equipments as per IS: 1554 (P-I)1988 or latest with upto date ammendments of Siemens/ IEC/ICC/GICO/Grandly/National make including all other accessories such as thimbles, flexible, pipes solder, nuts and bolts, cable glands etc. laid in pipes or trenches under floor. Motor side: Suitable size cable Min length =20 mtrs Supply side Suitable size cable Min. length =10 mtr

Providing and fixing double loop earthing and G.I plate 600mmx600mmx3mm thick electrode complete with material such as thimbles, nuts and bolts, charcoal and common salt, 4 SWG.8 SWG G.I strips and G.I wire as per IS: 3043-1987 with upto date amendments for motors and other electrical equipments and digging of pits etc. complete in all respect.

Excavation in foundation and trenches etc. ( for pipe and pits) up to all depths and in all kinds of soils such as pick work, pick jumper work, saturated soil including bailing or pumping out of water, blasting in soft/ hard rock, chiseling/wedging out of rock where blasting is prohibited, in all leads and lifts including trimming and dressing of sides, leveling of beds to correct grade including shoring, strutting, planking timbering and dewatering wherever required, stacking usable and unusable materials/ soils separately and after laying, jointing and testing of pipes, returning the usable soils in 15 cm layers by ramming and watering and then disposing of all surplus excavated soil / unusable materials as directed within all leads and lifts including restoration of un-metalled surfaces to its original condition and including cost of diversion of traffic, night signal boards, fixing caution boards, crossing over trenches for access to houses, fencing etc. complete in all respects within all leads and lifts as per the direction of the Engineer-in-charge.

Providing laying jointing and testing in trenches MSERW beveled edge flanged/ but welded pipes conforming to IS/ ISO-3183-2007 grade L-210 or A of below mentioned grade in item as per dimentions weight and test pressure mentioned therein code (Mill Tolereance to be restricted within 3%) in random length of 4 to 7 mtr includingthe cost of fabrication of bends by butt welding from perent tube as required at site. Only 1% joints shall be flanged joint and remaining shall be welded joints and welding of pipes will be done as per IS: 816-1969 with electrode as per 814-1991 of make Adwani/Orelin/(Adore)/ESAH. The laying and joniting of pipes should conform to IS: 5822-1994. The pipes shall be factory galvanized (zinc coating both inside and outside) as per relevant IS standards. The welding electrodes shall be as per IS 814 of Advani Oerlikon/ L&T or ISI marked make. (Earth work in trenches be measured and paid for separately).

250mm dia MSERW pipe grade L-210 or A wall thickness 4.80 table-5 (booster, 1st stage and feeder pipe).

Providing, fixing and welding of MS flanges confrming to table as specified below of BIS 6392-1971 (latest with upto date amendments) welding of MS flanges in three layers on (one layer on inner face and two layer on outer face) of each flange. (The pipe to be measured and paid for separatly). The welding of flnages conforming to IS: 816-1998 with electrodes as per IS: 814-1997. Providing and fixing nut and bolts of required size conforming to IS: 1364 including cost of gakset sheet. The thickness of gasket sheet should not be less than 3mm conforming to relvant BIS code IS: 2712-1998 in trenches complete in all respect and incluidng all kinds of leads and lifts and to the entire satisfaction of the Engineer-in-charge.

250 mm dia MSERW pipe flange table-5

Providing circumferential butt welded joints by electrical arc welding of MSERW pipes welded in requiste number of weld runs so as to achieve the minimum effective throat thickness of weld conforming to IS: 816-1969 specifications by using welding electrodes conforming to IS: 814-1991 at site of work complete in all respect incuding manual / Machenical handling of pie in all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

MSERW pipe 250mm dia Grade L-210 or A

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