Construction of LIS to Village Pakhrair in GP Pakhrair in Tehsil Thunag Distt Mandi HP

Amount

Supply, erection, testing & commissioning of horizontal spindle, horizontal split casing,radial split Single,/Multistages centrifugal pumps of standarad make such as KSB/ Mather & Platt/ Jyoti /Kirloskar/ Beaconweir /BS & BE conforming to BIS 1520-1980 with upto date ammendments read with BIS 9137-1978 or latest edition to handle clear water having turbidity up to 50 ppm. with impelleres,casing ring, priming funnels & shaft sleeves of bronze, shaft of steel with cast iron casing of suitable capacity coupled directly through a flexible coupling on a common base plate of cast steel /Mild steel to BHEL /Kirlokar/ NGEF/ Crompton / Siemen/Jyoti /GEC make slip ring /squirrel cage screen protected drip proof induction electric motor suitable for operation on the data given below, including all leads and lifts and as per entire satisfaction of Engineer - in - charge 2 Sets (2 Working and 0 Standby) 2 Set Total Head :- 222.28 mtrs. Capacity :- 11.61 LPS of each pump set. (2 Nos. pump set will be run at a time and 0 No. will act as standby). Dia of R/Main:-200 mm.

SITE CONDITIONS:- (i) Location of Site:- Oli Khad near Keoli (ii) The altitude of place in which the motor is intended to work in ordinary service (in 2257.00 metres) :- To be filled by the Engineer Incharge.(iii) Humidity:- Weather generally remains humid during monsoon season. (iv) Nature of atmosphere:- (v) Detail of quality of water:- Clear cold water.(vi) Water free from sand or not :- Yes. (vii) Water corosive or not :- Not. (viii) Turbidity (if any):- 1.5 NTU. (ix) NPSH available:- Positive suction. (x) Any other information or requirement:-

OPERATING CONDITIONS:- (i) Type of current:- AC three/single phase. (ii) Operating frequency:- 50 HZ. (iii) Rated voltage:- 400 (+/-) 10% volts. (iv) System of earthing if any to to be adopted.:- Double loop earthing as per BIS 3043-1987 latest with upto date ammendments (v) No. of working hours per day:- 20 hours. (vi) Speed of revolution in RPM:- To be quoted by tenderer. (vii) Direction of rotation:- To be quoted by tenderer. (viii) The max. Temp. of cooling air & water in the place in which the motor is intented to work in ordinary service.:- 35 Degree Centigrade

MOTOR:- (i)Ref. to BIS code:- BIS 325-1978 read with BIS 900-1992 (latest)with upto date ammendments. (ii) Type of enclosure of motor:- SPDP(as per BIS 4691-1985 (latest). (iii) Mechanical out put in KW:- Suitable for driving centrifugal pumps required for duties specified against pumps.To avoid overloading of motor a margin of about 15-20% may be kept in the rated out put of prime mover. (iv) Class of insulation:- Class ~B~ (v) Max.permissible temp.rise of motor reqd. if different from given in B(viii) above:- 16.5O. (vi) Particulars of test reqd. & where they are to be conducted:- As per terms & conditions. (vii) Motor :-slip-ring (viii) Details of shaft extension reqd.:- Just sufficient to provide direct drive by flexible coupling to pump. (ix) Type of slip-ring gear whether continouly rated or for starting purposes only & whether to be fitted with brush lifting or short circuit arrangements or both if interlocks are rquired.:- Continously rated for Squirrel cage/ Slipring motor. (x) Breakway torque in terms of rated load torque & the corresponding breakway starting current which may be taken from the supply with the starting apparatus in circuit.:- Breakway torque to be given by the tenderer but the starting current should not exceed 2.5 times of the full load current. (xi) Nature of load & 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 accelrated & No.of starts during a specified period.:- Sufficient to work the pump offered. (xii) 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.

PUMP :- (i) BIS 1520-1980 read with BIS 9137-1978 both with up to date ammendments. (ii) Nos. of pumps reqd.:- 2 Nos pump and both will work at a time independently and no will be act as stand bye. (iii) Spare parts required:- For 5 years normal maintenance as recommended by manufacturer. (vi) Optional fittings reqd.:- Air cock for exhausting air from each stage.

PUMP OPERATING CONDITIONS:- (i) Capacity (in LPS) 11.61 LPS by each pump set. (ii) Total head (in Mts).:- 222.28 mtrs. (iii) If total head is not known then (vi) following details be provided:- (v) (i) Static head 218.00 ( in mtrs). (vi) (ii) Minimum depth of water( in mtrs). (vii) (iii) Variation in water level ( in mtrs). (viii) (iv) Ground level to max. water level ( in mtrs). (ix) (v) Ground level to delivery point ( in mtrs). (x) (vi) Pressure in the suction tank (in Kg/cm^2 ). (xi) (vii) Pressure in the delivery tank (in Kg/cm^2 ). (xii) Length of R/Main (in metres):-545 mtrs. (xiii) Dia of R/Main (in mm):- 200 mm. (xiv) Drive arrangement:- Direct through flexible coupling on a common base plate. (xv) Drive type:- Electric driven. (xvi) NPSH reqd.:- To be quoted by the tenderer. (xvii) Limits of total head in which. (xviii) the pump is reqd. to operate.:- (-) 15% to (+) 10% of total head. (xix) Suction/delivery size of pump:- To be specified by the tenderer. (xx) Efficiency of pump at:- To be specified by the tenderer. (xxi) a) duty head. (xxii) b) (+)10 % head. (xxiii) c) (-) 15 % head. (xxiv) Material of construction:- To be specified by the tenderer (manufacturer~s certficate to be appended).

Ammeter for AC supply of appropriate capacity suitable for the above specified motor in Annexure, including all leads and lifts and as per entire satisfaction of Engineer - in - charge

Frequency Meter for AC supply of appropriate capacity suitable for the above specified motor , including all leads and lifts and as per entire satisfaction of Engineer - in - charge

Voltmeter AC supply of appropriate capacfity suitable for the above specified motor , including all leads and lifts and as per entire satisfaction of Engineer - in - charge

MCCB of appropriate capacity suitable for the above specified motor for mains ON/Off to the panel, including all leads and lifts and as per entire satisfaction of Engineer - in - charge

Indicator for mains ON-OFF, System Standby- Overload - Run, Sump Empty - Full, RYB Phase, including all leads and lifts and as per entire satisfaction of Engineer - in - charge

Motor Protection Circuit Breaker for 3 phase/3 wire under voltage/over voltage protection, short circuit protection, overload protection, phase loss, phase reversal protection and motor disconnect function, including all leads and lifts and as per entire satisfaction of Engineer - in - charge

Rust free powder coated Control panel suitable for housing all the above listed electrical and electronics components, including all leads and lifts and as per entire satisfaction of Engineer - in - charge

Earth leakage circuit breaker/relay of recommended make such as Kilburn/L&T/MET/GEC conforming to BIS-2516-1977 with upto date ammendments and of suitaible range which should have control box, oprating handel and trip/reset push button, on/ off indicators, re-indicating off spring condition of the circut breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tap CTS. It should also be fitted earth fault for tripping of breaker on occurance of earth fault on/ of breaker load side compatible with the automation system, including all leads and lifts and as per entire satisfaction of Engineer - in - charge

Supply of Kirloskar/Leader/KSB/fouress/pellicon make of cast steel double flanged Automated / Self Actuated sluice valve having size one size higher than the nominal delivery size of pump and capable of withstanding nominal seat pressure. & conforming to BIS/API-standards with up to date ammendments for delivery line of pump (including one No for common header). (NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments However, if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class ASA 300 (seat pressure 52 Kg/cm^2) as per BS 1414 (API 600) compatible with the automation system, including all leads and lifts and as per entire satisfaction of Engineer - in - charge

Supply of Kirloskar/Leader/KSB/pelicon/Fouress make of suitable size cast steel double flanged swing check type reflux valve for delivery line of pump having bye pass arrangement & size one size higher than the nominal delivery size of pump and capable of withstanding nominal seat pressure as mentionmed in item No. 31(a) & conforming to BIS/API-standards with up to date ammendments for delivery line of pump NOTE:- The reflux valve shall conform to BIS 5312-1984 (part I) latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 5312 then the reflux valves shall be of cast steel conforming to class ASA 300 (seat pressure 52 Kg/cm^2) as per BS-1414 (API 600) compatible with the automation system, including all leads and lifts and as per entire satisfaction of Engineer - in - charge

Supply of Kirloskar/Leader/KSB/Pelocon/Fouress make of suitable size Cast Steel double flanged swing check type reflux valve having bye pass arrangement & size equal to dia of R/main for withstanding nominal seat pressure for Rising main. NOTE:- The reflux valve shall conform to BIS 5312-1984 (part I) latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 5312 then the reflux valves shall be of cast steel conforming to class ASA 300 (seat pressure 52 Kg/cm^2) as per BS 1414 (API 600) compatible with the automation system, including all leads and lifts and as per entire satisfaction of Engineer - in - charge

Supply of Kirloskar/Leader/KSB/Pelocon/Fouress make cast iron flanged Sluice valve for suction pipe having size one larger than suction size of pump such that velocity of flow is not more than 3.00 mtr/sec. with strainer of dia equal three to four times of dia of suction pipe conforming to BIS/API-standards or latest with up to date ammendments. NOTE:- The C.I sluice valve PN 1.6 as per IS 2906-1998).compatible with the automation system, including all leads and lifts and as per entire satisfaction of Engineer - in - charge

P/L suitable size copper PVC insulated armoured power three & half core cable conforming to BIS 1554 (Part I) -1988 or latest with up to date ammendments of Siemen/Gloster/ ICC/EICO /National /IEC make from meter of HPSEB to circuit breaker & from circuit breaker to bus bar switch & starter (one cable carrying all three phases) including all other electrical equipment/accessories such as thimbles,flexible pipe,solder,nuts & bolts,cable glands etc. laid in pipes or trenches under floor. The type,size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost, including all leads and lifts and as per entire satisfaction of Engineer - in - charge

P/L suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part I)-1988 or latest with up to date ammendments of Siemen/ Gloster /ICC/ EICO/National / IEC make from switch to starter & starter to motor (one cable carrying all three phases) including all other electrical equipment /accesories such as thimbles,flexible pipes, solder,nuts & bolts,cable glands etc. laid in pipes or trenches under floor.The type,size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost, including all leads and lifts and as per entire satisfaction of Engineer - in - charge.

P/L double loop earthing with copper plate 600x600x3mm thick electrode complete with material such as charcoal, common salt ,GI pipes,thimbles,nuts & bolts,digging of pits,copper wiring & 32x5mm copper strips of required capacity conforming to BIS 3043-1987 latest with up to date ammendments suitable for above motors & other electrical equipments, including all leads and lifts and as per entire satisfaction of Engineer - in - charge

Supply & errection of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 or latest with upto date ammendments of BHEL/GEC/Machneil/ Mager/Bajaj/L&T make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually,of required KVAR according to HP of motor offered including cable Siemens/Gloster/ICC make from busbar chamber to capacitor & also including L&T//Kilburn/Standard/Siemen/Havells make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (Range to be specified by the tenderer), including all leads and lifts and as per entire satisfaction of Engineer - in - charge

Supply of 100mm dia circular dial pressure gauge of suitable range & standard make such as Fiebeg/Bourden/ Precision/ PREGA with all accessories such as stop cock,copper tubing etc. conforming to BIS 3624-1987 or latest with up to date ammendments, including all leads and lifts and as per entire satisfaction of Engineer - in - charge

P/F double flanged suction, delivery pipe & common header considering site requirements, NPSH required & available & common header having area equal to two times the area of delivery branch of pump including tapers,flanges,rubber gaskets 3mm thick as per BIS-2712-1978 nuts & bolts as per 1364-1983 & special up to 5 mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-Charge. The pipes shall be capable of withstanding 1.5 times the total presure indicated in item no. 31 (E)-(ii). The size of suction pipe shall be one or two sizes larger than the suction size of pump such that velocity of flow in suction pipe is not more than 3.00 mtr/sec & delivery pipe shall be of size one size larger than nominal delivery size of pump, including all leads and lifts and as per entire satisfaction of Engineer - in - charge NOTE:- Actual laying to be done as per final drawings to be approved by the Engineer in charge.

Supply of antivibration pads conforming to BIS 6337-1971 or latest with upto date ammendments of suitable size for above machinery.

Errection/commissioning and testing of all equipments i/c cost of tees,bends tapers & any other fittings required as per site conditions, including all leads and lifts and as per entire satisfaction of Engineer - in - charge.

Naik Electrical Works

BALAK RAM

SANGRAM NAIK

SB Trading company

puneet angra

Raman Thakur Govt. Cont.