Augmentation of LWSS Dharja in GP Shamror Tehsil and Distt Solan Sub Head Laying of rising main and supply and erection of centrifugal pumping machineries with allied accessories For raw water 1st and 2nd stage and manufacturing of M_S Shed

Amount

Excavation in foundation and trenches etc. in earth work in all kinds of soil such as pick work jumper work soft and hard rock and through conglomerate rock upto all leads and lifts stacking the excavated soil not more than 3mtrs clear from the edge of excavation and then returning the stacked soil in 15cm layers when required into plinths sides of foundations etc. consolidating each deposited layers by ramming and watering and then disposing of all surplus excavated earth in all leads and as directed by the Engineer in-charge.

Providing, Laying, testing & commissioning in trenches of plain ended API pipes with steel grade L-210 confirming to ISO 3183 or equivalent API- 5L grade 'A' of thickness as mentioned and grade designation with bevelled edge and capable of with standing required test pressure in random length of 4-7 meters i/c testing and commissioning and cost of jointing with butt welding as per relevent BIS specification (leak proof) including cost of bends tail peieces, tees, reducers, increaser etc. as per site requirement and zinc coating as per IS 4736-1986 (earth work in trenches to be measured and paid for separately) complete in all respect including entire carriage of material upto all leads & lifts as per direction of the Engineer-in-charge. Rising main pipe of 100mm dia With wall thickness 4.80mm. (1st stage from RD 0/00 to RD 960 = 960 & 2nd stage from RD 0/00 to 1440 = 1440) (960+1440= 2400 Rmt.)

Laying, jointing, testing & commissioning at site in trenches GMS pipes (Medium Grade) confirming to BIS-1239 Part-1 latest with upto date of ammendments of following dia as specified below jointed with butt welded joints according to relevant BIS code 816-1969 including all short pieces bend, tee and other specials etc from parent tubes as applicable for the particular reaches and of approved specification as per site condition including flushing cleaning and hydraulic testing complete to the entire satiasfaction of the Engineer-in-charge. The laying of pipe shall confirm to BIS 5822-1970 with all leads & lifts complete in all respect with. The earth work shall be measured & paid for seperately). i) Raw water stage RD 0/00 to 180.00 ii) 1st stage from RD 0/00 to 480 iii) 2nd stage from RD 1920 to 3660 (180+480+1740= 2400 Rmt).

Laying, jointing, testing & commissioning at site in trenches GMS pipes (Heavy Grade) confirming to BIS-1239 part-1 latest with upto date ammendments of following dia as specified below jointed with butt welded joints according to relevant BIS code 816-1969 including all short pieces bend, tee and other specials etc from parent tubes as applicable for the particular reaches and of approved specification as per site condition including flushing cleaning and hydraulic testing complete to the entire satiasfaction of the Engineer-in-charge. The laying of pipe shall confirm to BIS 5822-1970 with all leads & lifts complete in all respect with. The earth work shall be measured & paid for seperately). i) 2nd stage from RD 960 to 1440 = 480 Rmt.

Providing, welding and fixing M.S. flange confirming to BIS 6392-1971 specifications or (latest with upto date amendments) flanged dia, table and nominal pressure as specified below welded at both ends of pipe (as per site conditions for the particular reach as required) according to relevent IS code i.e IS 816-1969 and provided with nuts and bolts of required size as per BIS code 1364 i/c 3mm thick compressed asbestor fibre gasket of synthetic rubber gasket confirming to relevent BIS code 2712-1965 complete in all respect i/c all leads & lifts and as directed by the Engineer-in-charge.

Rising main 100mm dia RD 0/00 to RD 180 Booster stage

From RD 460 to 2340 stage 1st RD 2880 to 3660 stage 2nd Table-5

From RD 480 to 960 in stage 1st & RD 960 to 2880 in stage 2nd Table-17

From RD 0/00 to 480 in stage 1st & RD 0/00 to RD 960 in stage 2nd Table-28

Manufacturing of M.S. shed for panel board for pumping machinery 1.5x1.50 meter size duly welded with angle iron of 40x40x6mm thick and also providing extra length of 60cm of same angle (as tee) in the bottom of all four legs for embending in cement concrete and door opening will provide with hings with lock arrangement etc. & complete in all respect including entire carriage of material upto all leads & lifts as per direction of the Engineer-in-charge.

Providing & fixing CGI sheet top & side with jhook nut & bolt etc. complete in all respect including entire carriage of material upto all leads & lifts as per the direction of Engineer-in-charge.

Providing and laying cement concrete 1:5:10 (1cement:5sand:10graded stone aggregate 40mm nominal size) with 15% plum and curing complete excluding cost of form work in retaining walls/ breast walls, the size of plums shall usually be 150mm to 300mm as per HPPWD specification. including entire carriage of material upto all leads and lifts.

Supplying of shock proof mat 12mm thick of size 6x3 ft. chequered ISI marked complete in all respect including entire carriage of material upto all leads & lifts as per the direction of Engineer-in-charge.

Supply & Erection of Centrifugal/ Submersible/ Mono submersible Pumping Machinery with allied accessories for Raw water stage:-

Supply, erection, testing & commissioning of horizontal spindle, horizontal split casing, radial split single/ multistages centrifugal pumps of standard make of KSB/ Mather & Platt/ Jyoti/ Kirloskar/ Beaconweir/ BS & BE confirming to BIS 1520-1980 with upto date amendments read with BIS 9137-1978 or latest edition to handle raw water having characterstics as mentioned in item No. 12(A) as under, with impellers, 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/ Kirloskar/ 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 i/c the cost of all accessories in all leads & lifts and carriage of material at site as per direction of Engineer-in-charge. (2 Set of 7.5HP = 15 HP).

Total Head in mtrs :- 38.38 mtrs.

Capacity of each pump set :- 6.00 LPS

Dia of R/Main (in mm) :- 100 mm.

Length of rising main :- 180 mtrs.

SITE CONDITIONS:-

Location of Site:-

The altitude of place in which the motor is intended to work in ordinary service (in mtrs):-

Humidity:- Whether generally remains humid during monsoon season.

Nature of atmosphere:- As mormally encountered in Shivalik Ranges

Detail of quality of water :- Raw water

Water free from sand or not:-

Water corosive or not:-

Turbidity (if any):-

NPSH available:-

Any other information or requirement:-

OPERATING CONDITIONS:-

Type of current:- AC three/single phase

Operating frequency:- 50 HZ.

Rated voltage:- 400 (+/-) 10% volts

System of earthing if any to to be adopted:- Double loop earthing as per BIS 3043-1987 latest with upto date ammendments.

No. of working hours per day:- 8 hours

Speed of revolution RPM:- To be quoted by tenderer

Direction of rotation:- To be quoted by tenderer

The max. Temp. of cooling air & water in the place in which the Pump set is intented to work in ordinary service:-

MOTOR:-

Ref to BIS code:- BIS 325-1978 read with BIS 900-1992 or latest with upto date ammendments

Type of enclosure of motor:- SPDP as per BIS 4691-1985 or latest with up to date ammendments

Type of duty:- Continuous as per IS-12824-1989 or latest with up to date ammendments

Mechanical out put in KW:- Suitable for driving submersible pump 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.

Class of insulation:- Class ~B~

Max.permissible temp. rise of motor reqd. if different from that given To be specified by the tenderer in B (viii) above:- To be specified by the tenderer.

Particulars of test reqd. & where they are to be conducted:- As per terms & conditions attached

Particulars as to whether voltage limiting device will be employed:- ATS/ Star Delta starter, oil immersed, fully automatic to be installed between bus bar & motor. Shunt capacitor is also proposed to be installed for improving the power factor at site.

(NOTE:- Star delta starter upto 37.5 KW, ATS between 37.5 KW to 50 KW & stator rotor starter with slipring motor beyond 50 KW).

Motor whether squirrel cage or slipring:- Squirrel cage/ slip- ring.

(Note:- Squirrel cage upto 65HP and slipring above 65HP).

Details of shaft extension reqd:- Just sufficient to provide direct drive by flexible coupling to pump.

Type of slip- ring gear whether continuouly rated or for starting purpose only & whether to be fitted with brush lifting or short circuit arrangements or both if interlocks are required:- Continously rated for squirrel cage/ slipring motor.

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.

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 baccelrated & No.of starts during a specified period:- Sufficient 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:- BIS 1520-1980 read with BIS 9137-1978 both with upto date ammendments.

Nos of pumps reqd.:- 2 Nos. Pump (One will work at a time & One No. will act as stand bye)

Spare parts required:- For two years normal maintenance as recommended by manufacture

Optional fittings reqd.:- Air cock for exahausting air from each stage.

PUMP OPERATING CONDITIONS:-

Capacity of each pump (in lps) :- 6.00 LPS

Total head (in Mts.) :- 38.38 mtrs

If total head is not known then following details be provided:-

i) Static head (in mtrs):-

ii) Minimum depth of water (in mtrs) :-

iii) Seasonal Variation in water level (in mtrs):-

iv) Ground level to max. water level (in mtrs) :-

v) Ground level to delivery point (in mtrs):-

vi) Pressure in the suction tank (in kg/cm^2)-

vii) Pressure in the delivery tank (in kg/cm^2) :-

Length of R/Main (in mtrs):- 180 mtrs.

Dia of R/Main (in mm):- 100 mm

Drive arrangement:- Direct through flexible coupling on a common base plate.

Drive type:- Electric driven

NPSH required:- To be quoted by Tenderer.

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

Suction/ delivery size of pump:- To be specified by the tenderer

Efficiency of pump at:- To be specified by the tenderer

a) duty head as mentioned in item 12(a):- 38.38 mtrs.

b) (+) 10 % of head as mentioned in item 12(a):- 42.22 mtr

c) (-) 15 % of head as mentioned in item 12(a):- 32.623 mtr

Material of construction:- To be specified by the tenderer (manufacturers certficate to be appended)

Supply & fixing at site of suitable direct on line/oil immersed star delta /ATS/stator rotor starter of standard make such as MEI/ Kilburn/ Jyoti/ Siemens/ Larson & Tubro conforming to BIS-8544-1979 latest with up to date ammendments for squirrel cage/ slip-ring motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release & dashpot, time lag, under voltage release with initial oil filling .

Note:- Star-delta-starter upto 37.5 KW, ATS between 37.5 KW to 50 KW and stater rotor starter with slipring motor beyond 50 KW.

Providing M.S. sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting i/c cost of providing & fixing the following accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer in charge.

Supply & fixing ICTP switches with HRC fuses of Kilburn/ Larsen & Tubro/ Standard/ Siemen/ Havells make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediatly after the power meter of HPSEB.

Supply & fixing Busbar chamber having three copper bars of suitable rating for full length equal to width of board of three live phases and one copper bar of half rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date ammendments.

Supply & fixing ACB/ MCB/ Oil circuit breaker of suitable capacity of Kilburn/ L &T/ MEI/ GEC/ Standard make on incomming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with initial oil filling whenever required & neutral linked under voltage release.

Supply & fixing Three phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with up to date ammendments.

Supply & fixing 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.

Supply & fixing Hour run meter of reputed make of four digit capacity conforming to BIS-722 (latest edition)/ recommendations.

Supply & fixing Suitable three phase voltage monitor relay with all protections & usual indicators with electric sirens against single phasing, low voltage, high voltage & overloading & phase voltage difference as per IS-3842 with up to date ammendments.

Supply & fixing Single phase preventor of reputed make & suitable capacity conforming to IS:1248 (P-V)-1983 with up to date ammendments

Supply & Fixing in position at site Kirloskar/ Kilburn/ IVC/ Fouress/ Gled/ BHEL/ Leader/ KSB/ Pelicon make of casr iron double flanged sluice valve having size one size higher than the nominal delivery size of the pump and capable of withstanding nominal seat pressure as mentionmed in item No. 12(a) + surge pressure & conforming to BIS/ API- standards with up to date ammendments for delivery line of pump. (The class of valve shall be PN 1.6).

Supply & fixing in position at site Kirloskar/ Kilburn/ IVC/ Fouress/ Gled/ BHEL/ Leader/ KSB/ BIR/ Kartar/ Pelicon make of suitable size cast iron/ 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 mentioned in item No. 12(a) + surge pressure & conforming to BIS/ API- standards with up to date ammendments for delivery line of pump (The class of valve shall be PN 1.6).

Providing, laying, jointing & testing at site suitable size copper PVC insulated armoured power three & half core cable confirming 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 & non circuit breaker to bus bar switch & starter (one cable carrying all three phase) 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 authorites. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost including carriage of material in all leads & lifts and as directed by the Engineer-in-charge. 2x10= 20 Rmt

Providing, laying, jointing & testing of PVC insulated submersible plate water proof copper power cable 1x180= 180 Rmt

Providing & laying at site double loop earthing with copper plate 600x600x3mm thick, electrode complete with material such as charcol, common salt, GI pipes, thimbles, nuts & bolts, digging of pits, GI wiring & 25x5mm copper strips of required capacity confirming to BIS 3043-1987 latest upto date ammendements suitable for above motors & other electrical equipments i/c cost of carriage of material upto all leads & lifts and as directed by 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) i/c cost of carriage of material upto all leads & lifts and as directed by Engineer-in-charge.

Supplying & fixing at site 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. confirming to BIS 3624-1987 or latest with upto date ammendments.

Supply & Erection of Centrifugal Pumping Machinery with allied accessories for 1st stage:-

Supply, erection, testing & commissioning of horizontal spindle, horizontal split casing, radial split single/ multistages centrifugal pumps of standard make of KSB/ Mather & Platt/ Jyoti/ Kirloskar/ Beaconweir/ BS & BE confirming to BIS 1520-1980 with upto date amendments read with BIS 9137-1978 or latest edition to handle clear water having characterstics as mentioned in item No. 19(A) as under, with impellers, 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/ Kirloskar/ 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 i/c the cost of all accessories in all leads & lifts and carriage of material at site as per direction of Engineer-in-charge. (2 set of 50HP = 100HP).

Total Head in mtrs :- 340.23 mtrs.

Capacity of each pump set :- 6.00 LPS

Dia of R/Main (in mm) :- 100 mm.

Length of rising main :- 2340 mtrs.

SITE CONDITIONS:-

Location of Site:-

The altitude of place in which the motor is intended to work in ordinary service (in metres):-

Humidity:- Wheather generally remains humid during monsoon season.

Nature of atmosphere:- As normally encountered in Shivalik Ranges

Detail of quality of water :-

Water free from sand or not:-

Water corosive or not:-

Turbidity (if any):-

NPSH available:-

Any other information or requirement:-

OPERATING CONDITIONS:-

Type of current:- AC three/ single phase

Operating frequency:- 50 HZ.

Rated voltage:- 400 (+/-) 10% volts

System of earthing if any to to be adopted:- Double loop earthing as per BIS 3043-1987 latest with upto date ammendments.

No. of working hours per day:- 8 hours

Speed of revolution RPM:- To be quoted by tenderer

Direction of rotation:- To be quoted by tenderer

The max. Temp. of cooling air & water in the place in which the Pump set is intented to work in ordinary service:-

MOTOR:-

Ref to BIS code:- BIS 325-1978 read with BIS 900-1992 or latest with upto date ammendments

Type of enclosure of motor:- SPDP as per BIS 4691-1985 or latest with up to date ammendments

Type of duty:- Continuous as per IS-12824-1989 or latest with up to date ammendments

Mechanical out put in KW:- Suitable for driving submersible pump 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.

Class of insulation:- Class ~B~

Max.permissible temp. rise of motor reqd. if different from that given To be specified by the tenderer in B (viii) above:- To be specified by the tenderer.

Particulars of test reqd. & where they are to be conducted:- As per terms & conditions attached

Particulars as to whether voltage limiting device will be employed:- ATS/ Star Delta starter, oil immersed, fully automatic to be installed between bus bar & motor. Shunt capacitor is also proposed to be installed for improving the power factor at site.

(NOTE:- Star delta starter upto 37.5 KW, ATS between 37.5 KW to 50 KW & stator rotor starter with slipring motor beyond 50 KW).

Motor whether squirrel cage or slipring:- Squirrel cage/ slip- ring.

(Note:- Squirrel cage upto 65HP and slipring above 65HP).

Details of shaft extension reqd:- Just sufficient to provide direct drive by flexible coupling to pump.

Type of slip- ring gear whether continuouly rated or for starting purpose only & whether to be fitted with brush lifting or short circuit arrangements or both if interlocks are required:- Continously rated for squirrel cage/ slipring motor.

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.

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 baccelrated & No.of starts during a specified period:- Sufficient 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:- BIS 1520-1980 read with BIS 9137-1978 both with upto date ammendments.

Nos of pumps reqd.:- 2 Nos. Pump (One will work at a time & One No. will act as stand bye)

Spare parts required:- For two years normal maintenance as recommended by manufacture

Optional fittings reqd.:- Air cock for exahausting air from each stage.

PUMP OPERATING CONDITIONS:-

Capacity of each pump (in lps) :- 6.00 LPS

Total head (in Mts.) :- 329.98 mtrs

If total head is not known then following details be provided:-

i) Static head (in mtrs):-

ii) Minimum depth of water (in mtrs) :-

iii) Seasonal Variation in water level (in mtrs):-

iv) Ground level to max. water level (in mtrs) :-

v) Ground level to delivery point (in mtrs):-

vi) Pressure in the suction tank (in kg/cm^2)-

vii) Pressure in the delivery tank (in kg/cm^2) :-

Length of R/Main (in mtrs):- 2340 mtrs.

Dia of R/Main (in mm):- 100 mm

Drive arrangement:- Direct through flexible coupling on a common base plate.

Drive type:- Electric driven

NPSH required:- To be quoted by Tenderer.

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

Suction/delivery size of pump:- To be specified by the tenderer

Efficiency of pump at:- To be specified by the tenderer

a) duty head as mentioned in item 19(a):- 340.23 mtr

b) (+) 10 % of head as mentioned in item 19(a):- 374.25 mtr

c) (-) 15 % of head as mentioned in item 19(a):- 289.19 mtr

Material of construction:- To be specified by the tenderer (manufacturers certficate to be appended)

Supply & fixing at site of suitable direct on line/ oil immersed star delta /ATS/ stator rotor starter of standard make such as MEI/ Kilburn/ Jyoti/ Siemens/ Larson & Tubro conforming to BIS-8544-1979 latest with up to date ammendments for squirrel cage/ slip-ring motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release & dashpot, time lag, under voltage release with initial oil filling .

Note:- Star-delta-starter upto 37.5 KW, ATS between 37.5 KW to 50 KW and stater rotor starter with slipring motor beyond 50 KW.

Providing M.S. sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting i/c cost of providing & fixing the following accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer in charge.

Supply & fixing ICTP switches with HRC fuses of Kilburn/ Larsen & Tubro/ Standard/ Siemen/ Havells make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediatly after the power meter of HPSEB.

Supply & fixing Busbar chamber having three copper bars of suitable rating for full length equal to width of board of three live phases and one copper bar of half rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date ammendments.

Supply & fixing ACB/ MCB/ Oil circuit breaker of suitable capacity of Kilburn/ L &T/ MEI/ GEC/ Standard make on incomming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with initial oil filling whenever required & neutral linked under voltage release.

Supply & fixing Three phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with up to date ammendments.

Supply & fixing 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.

Supply & fixing Hour run meter of reputed make of four digit capacity conforming to BIS-722 (latest edition)/recommendations.

Supply & fixing Suitable three phase voltage monitor relay with all protections & usual indicators with electric sirens against single phasing, low voltage, high voltage & overloading & phase voltage difference as per IS-3842 with up to date ammendments.

Change over switch of reputed make & suitable capacity.

Supply & fixing Single phase preventor of reputed make & suitable capacity conforming to IS:1248 (P-V)-1983 with up to date ammendments

Supply & Fixing in position at site Kirloskar/ Kilburn/ IVC/ Fouress/ Gled/ BHEL/ Leader/ KSB/ Pelicon make of cast steel double flanged sluice valve having size one size higher than the nominal delivery size of the pump and capable of withstanding nominal seat pressure as mentionmed in item No. 19(a) + surge pressure & conforming to API- standards with up to date ammendments for delivery line of pump. (The class of valve shall be ASA- 600).

Supply & fixing in position at site Kirloskar/ Kilburn/ IVC/Fouress/ Gled/ BHEL/ Leader/KSB/ Pelicon 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 mentioned in item No. 19(a) + surge pressure & conforming to API- standards with up to date ammendments for delivery line of pump (The class of valve shall be ASA- 600).

Supply & Fixing in position at site Kirloskar/ Kilburn/ IVC/ Fouress/ Gled/ BHEL/ Leader/ KSB/ Pelicon make of suitable size, cast steel double flanged swing check type reflux valve having bye pass arrangement & size equal to dia of R/main as mentioned in the item No. 19(c) for withstanding nominal seat pressure as per item No. 19(a) + surge pressure & shall confirm to API standard. (The class of valve shall be ASA- 600).

Supply & fixing in position at site Kirloskar/ Kilburn/ IVC/ fouress/ Gled/ BHEL/ Leader/ Bir/ Kartar/ Pelicon make cast iron double flanged sluice valve (in case suction is +ve) for suction pipe having size one or two size larger than suction size of pump such that velocity of flow in suction pipe is not more than 2.50 mtr/sec with strainer having net area of its openings equal to three to four times of x- sectional area of flow in suction pipe confirming to BIS standards with upto date ammendements i/c all leads & lifts and as directed by Engineer-in-charge. The class of valve shall be PN 1.6.

Providing, laying, jointing & testing at site suitable size copper PVC insulated armoured power three & half core cable confirming 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 & non circuit breaker to bus bar switch & starter (one cable carrying all three phase) 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 authorites. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost including carriage of material in all leads & lifts and as directed by the Engineer-in-charge. 2x15= 30 Rmt

Providing, laying, jointing & testing at site suitable size copper PVC insulated armoured power three & half core cable confirming 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/ 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 authorites. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost including carriage of material in all leads & lifts and as directed by the Engineer-in-charge. 2x15= 30 Rmt

Providing & laying at site double loop earthing with copper plate 600x600x3mm thick, electrode complete with material such as charcol, common salt, GI pipes, thimbles, nuts & bolts, digging of pits, GI wiring & 25x5mm copper strips of required capacity confirming to BIS 3043-1987 latest upto date ammendements suitable for above motors & other electrical equipments i/c cost of carriage of material upto all leads & lifts and as directed by 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) i/c cost of carriage of material upto all leads & lifts and as directed by Engineer-in-charge.

Supplying & fixing at site 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. confirming to BIS 3624-1987 or latest with upto date ammendments.

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 upto 5mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-charge. The pipes shall be capable of withstanding minimum 1.5 times the total pressure as indicated in item No. 19 (a) or total dynamic pressure (+) surge pressure which ever is more. The size of suction pipe shall be one or two size larger than the suction size of pump such that valocity of flow in suction pipe is not more than 2.50 mtr/sec & delivery pipe shall be of size one size larger than nominal delivery size of pump i/c cost of carriage of material upto all leads & lifts and as directed by Engineer-in-charge. The delivery pipe & common header shall be API pipe of grade L-210 having minimum wall thickness of 4.80mm connected/ jointed with flange of FT-28 However suction pipe shall be GMS (MG) jointed with flanges of FT-5

Supply & Erection of Centrifugal Pumping Machinery with allied accessories for 2nd stage:-

Supply, erection, testing & commissioning of horizontal spindle, horizontal split casing, radial split single/ multistages centrifugal pumps of standard make of KSB/ Mather & Platt/ Jyoti/ Kirloskar/ Beaconweir/ BS & BE confirming to BIS 1520-1980 with upto date amendments read with BIS 9137-1978 or latest edition to handle clear water having characterstics as mentioned in item No. 26(A) as under, with impellers, 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/Kirloskar/ 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 i/c the cost of all accessories in all leads & lifts and carriage of material at site as per direction of Engineer-in-charge. (2 set of 45HP = 90HP).

Total Head in mtrs :- 346.86 mtrs.

Capacity of each pump set :- 5.32 LPS

Dia of R/Main (in mm) :- 100 mm.

Length of rising main :- 3660 mtrs.

SITE CONDITIONS:-

Location of Site:-

The altitude of place in which the motor is intended to work in ordinary service (in metres)

Humidity:- Wheather generally remains humid during monsoon season.

Nature of atmosphere:- As normally encountered in Shivalik Ranges

Detail of quality of water :-

Water free from sand or not:-

Water corosive or not:-

Turbidity (if any):-

NPSH available:-

Any other information or requirement:-

OPERATING CONDITIONS:-

Type of current:- AC three/single phase

Operating frequency:- 50 HZ.

Rated voltage:- 400 (+/-) 10% volts

System of earthing if any to to be adopted:- Double loop earthing as per BIS 3043-1987 latest with upto date ammendments.

No. of working hours per day:- 8 hours

Speed of revolution RPM:- To be quoted by tenderer

Direction of rotation:- To be quoted by tenderer

The max. Temp. of cooling air & water in the place in which the Pump set is intented to work in ordinary service:-

MOTOR:-

Ref to BIS code:- BIS 325-1978 read with BIS 900-1992 or latest with upto date ammendments

Type of enclosure of motor:- SPDP as per BIS 4691-1985 or latest with up to date ammendments

Type of duty:- Continuous as per IS-12824-1989 or latest with up to date ammendments

Mechanical out put in KW:- Suitable for driving submersible pump 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.

Class of insulation:- Class ~B~

Max.permissible temp. rise of motor reqd. if different from that given To be specified by the tenderer in B (viii) above:- To be specified by the tenderer.

Particulars of test reqd. & where they are to be conducted:- As per terms & conditions

Particulars as to whether voltage limiting device will be employed:- ATS/ Star Delta starter, oil immersed, fully automatic to be installed between bus bar & motor. Shunt capacitor is also proposed to be installed for improving the power factor at site.

(NOTE:- Star delta starter upto 37.5 KW, ATS between 37.5 KW to 50 KW & stator rotor starter with slipring motor beyond 50 KW).

Motor whether squirrel cage or slipring:- Squirrel cage/ slip- ring.

(Note:- Squirrel cage upto 65HP and slipring above 65HP).

Details of shaft extension reqd:- Just sufficient to provide direct drive by flexible coupling to pump.

Type of slip- ring gear whether continuouly rated or for starting purpose only & whether to be fitted with brush lifting or short circuit arrangements or both if interlocks are required:- Continously rated for squirrel cage/ slipring motor.

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.

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 baccelrated & No.of starts during a specified period:- Sufficient 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:- BIS 1520-1980 read with BIS 9137-1978 both with upto date ammendments.

Nos of pumps reqd.:- 2 Nos. Pump (One will work at a time & One No. will act as stand bye)

Spare parts required:- For two years normal maintenance as recommended by manufacture

Optional fittings reqd.:- Air cock for exahausting air from each stage.

PUMP OPERATING CONDITIONS:-

Capacity of each pump (in lps) :- 5.32 LPS

Total head (in Mts.) :- 346.86 mtrs

If total head is not known then following details be provided:-

i) Static head (in mtrs):-

ii) Minimum depth of water (in mtrs) :-

iii) Seasonal Variation in water level (in mtrs):-

iv) Ground level to max. water level (in mtrs) :-

v) Ground level to delivery point (in mtrs):-

vi) Pressure in the suction tank (in kg/cm^2)-

vii) Pressure in the delivery tank (in kg/cm^2) :-

Length of R/Main (in mtrs):- 3660 mtrs.

Dia of R/Main (in mm):- 100 mm

Drive arrangement:- Direct through flexible coupling on a common base plate.

Drive type:- Electric driven

NPSH required:- To be quoted by Tenderer.

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

Suction/delivery size of pump:- To be specified by the tenderer

Efficiency of pump at:- To be specified by the tenderer

a) duty head as mentioned in item 26(a):- 346.86 mtr

b) (+) 10 % of head as mentioned in item 26(a):- 381.55 mtr

c) (-) 15 % of head as mentioned in item 26(a):- 294.83 mtr

Material of construction:- To be specified by the tenderer (manufacturers certficate to be appended)

Supply & fixing at site of suitable direct on line/ oil immersed star delta/ ATS/ stator rotor starter of standard make such as MEI/Kilburn/Jyoti/ Siemens/ Larson & Tubro conforming to BIS-8544-1979 latest with up to date ammendments for squirrel cage/slip-ring motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release & dashpot, time lag,under voltage release with initial oil filling .

Note:- Star-delta-starter upto 37.5 KW, ATS between 37.5 KW to 50 KW and stater rotor starter with slipring motor beyond 50 KW.

Providing M.S. sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting i/c cost of providing & fixing the following accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer in charge.

Supply & fixing ICTP switches with HRC fuses of Kilburn/Larsen & Tubro/Standard/Siemen/Havells make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediatly after the power meter of HPSEB.

Supply & fixing Busbar chamber having three copper bars of suitable rating for full length equal to width of board of three live phases and one copper bar of half rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date ammendments.

Supply & fixing ACB/ MCB/ Oil circuit breaker of suitable capacity of Kilburn/ L &T/ MEI/ GEC/ Standard make on incomming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with initial oil filling whenever required & neutral linked under voltage release.

Supply & fixing Three phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with up to date ammendments.

Supply & fixing 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.

Supply & fixing Hour run meter of reputed make of four digit capacity conforming to BIS-722 (latest edition)/recommendations.

Supply & fixing Suitable three phase voltage monitor relay with all protections & usual indicators with electric sirens against single phasing, low voltage, high voltage & overloading & phase voltage difference as per IS-3842 with up to date ammendments.

Change over switch of reputed make & suitable capacity.

Supply & fixing Single phase preventor of reputed make & suitable capacity conforming to IS:1248 (P-V)-1983 with up to date ammendments

Supply & Fixing in position at site Kirloskar/ Kilburn/ IVC/ Fouress/ Gled/ BHEL/ Leader/ KSB/ Pelicon make of cast steel double flanged sluice valve having size one size higher than the nominal delivery size of the pump and capable of withstanding nominal seat pressure as mentionmed in item No. 26(a) + surge pressure & conforming to API- standards with up to date ammendments for delivery line of pump. (The class of valve shall be ASA- 600).

Supply & fixing in position at site Kirloskar/ Kilburn/ IVC/Fouress/ Gled/ BHEL/ Leader/KSB/ Pelicon 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 mentioned in item No. 26(a) + surge pressure & conforming to API- standards with up to date ammendments for delivery line of pump (The class of valve shall be ASA- 600).

Supply & Fixing in position at site Kirloskar/ Kilburn/ IVC/ Fouress/ Gled/ BHEL/ Leader/ KSB/ Pelicon make of suitable size, cast steel double flanged swing check type reflux valve having bye pass arrangement & size equal to dia of R/main as mentioned in the item No. 26(c) for withstanding nominal seat pressure as per item No. 26(a) + surge pressure & shall confirm to API standard. (The class of valve shall be ASA- 600).

Supply & fixing in position at site Kirloskar/ Kilburn/ IVC/ fouress/ Gled/ BHEL/ Leader/ Bir/ Kartar/ Pelicon make cast iron double flanged sluice valve (in case suction is +ve) for suction pipe having size one or two size larger than suction size of pump such that velocity of flow in suction pipe is not more than 2.50 mtr/sec with strainer having net area of its openings equal to three to four times of x- sectional area of flow in suction pipe confirming to BIS standards with upto date ammendements i/c all leads & lifts and as directed by Engineer-in-charge. The class of valves shall be PN 1.6.

Providing, laying, jointing & testing at site suitable size copper PVC insulated armoured power three & half core cable confirming 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 & non circuit breaker to bus bar switch & starter (one cable carrying all three phase) 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 authorites. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost including carriage of material in all leads & lifts and as directed by the Engineer-in-charge. 2x15= 30 Rmt

Providing, laying, jointing & testing at site suitable size copper PVC insulated armoured power three & half core cable confirming 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/ 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 authorites. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost including carriage of material in all leads & lifts and as directed by the Engineer-in-charge. 2x15=30 Rmt

Providing & laying at site double loop earthing with copper plate 600x600x3mm thick, electrode complete with material such as charcol, common salt, GI pipes, thimbles, nuts & bolts, digging of pits, GI wiring & 25x5mm copper strips of required capacity confirming to BIS 3043-1987 latest upto date ammendements suitable for above motors & other electrical equipments i/c cost of carriage of material upto all leads & lifts and as directed by 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) i/c cost of carriage of material upto all leads & lifts and as directed by Engineer-in-charge.

Supplying & fixing at site 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. confirming to BIS 3624-1987 or latest with upto date ammendments.

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 upto 5mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-charge. The pipes shall be capable of withstanding minimum 1.5 times the total pressure as indicated in item No. 26 (a) or total dynamic pressure (+) surge pressure which ever is more. The size of suction pipe shall be one or two size larger than the suction size of pump such that valocity of flow in suction pipe is not more than 2.50 mtr/sec & delivery pipe shall be of size one size larger than nominal delivery size of pump i/c cost of carriage of material upto all leads & lifts and as directed by Engineer-in-charge. The delivery pipe common header shall be API pipe of grade L-210 having minimum wall thickness of 4.80mm jointed with flanged joints of FT= 28 where suction pipe shall be GMS (MG) pipe jointed with flanges of FT=5

HYDRAULIC ENGINEERING COMPANY

Dinesh Singh Thakur

Sai Aqua Machines and Builders