Augmentation Improvement of LWSS Nachri Lug Bheonkari in GP Maloun and Kiar Kanaita in Tehsil Ramshehar Distt. Solan HP

Amount

Excavation in drain and channels etc. in earth work for pipes upto all depths in all classification of earthwork such as pick work, jumper work, saturated soil including bailing and pumping out water, blasting soft/hard rock or chiseling soft/hard rock where blasting is prohibited in all lifts including jungle clearance wherever required, trimming & dressing of sides, leveling of beds to correct grade including shoring/strutting, planking , timbering & dewatering wherever required stacking the useable/Unuseable material/soil separately & after laying, jointing & testing of pipes, returning the useable soil in trenches in 15cm layers including consolidating of such deposited layer by ramming & watering & then disposing of all surplus excavated soil/ unuseable material as directed with in all leads & lifts including restoration of un-metalled surfaces to its original condition & including cost of diversion for traffic, right signals, fixing caution boards, crossing over trenches for access to houses, fencing etc. complete in all respect with in all leads and lifts and as per direction of the Engineer-in-charge.

Providing, laying, jointing & testing and commissioning at site in trenches bevelled ended BIS marked Galvanised steel pipe confirming to IS/ISO 3183-2019 or its equivalent latest upto date amendments of following diameter with steel grade L-245 / L-290 having wall thickness and per meter weight as mentioned below and capable of withstanding required test pressure as prescribed in BIS/ ISO code, in random lengths of 5.50 to 6.50 meter. The pipe ends shall be bevelled suitable for butt welding, including the cost of jointing the butt welding confirming to IS - 816 - 1969 or latest as applicable ends with upto date amendments (leak proof) in two layers at site of work with welding rods of standard make and all allied accessories whatever required for welding at site, tail pieces, tees, bends and other special manufactured from parent pipes as applicable to the particular reach and of approved specifications as per site conditions and cutting of pipes wherever required as per site requirement with all carriage of material in all leads and lifts and as directed by Engineer in Charge. The pipe shall have zinc coating inside and outside confirming to IS - 4736-1986 or latest with upto date amendments and shall be engraved with L-245 , L-290, IS/ISO 3183-2019. The laying shall confirm to BIS - 5822 - 1970 or latest with upto date amendments in all respect within all leads and lifts and as per direction of Engineer in charge.( earth work shall be measured and paid for separately). (earth work and cost of MS flanges after 100 meter length shall be measured and paid for separately).

125 mm diameter, 4.80 thick, Steel Pipe from RD 0 to 420 (for 1st stage), Grade- L-245.

125 mm diameter, 4.80 Thick, Steel Pipe from RD 0 to 720 (for 2nd stage), Grade L-290

Laying, jointing testing & commissioning at site in trenches following plain ended GMS pipes of following diameter of Heavy/Medium grade for Rising main as under confirming to BIS 1239-(Part-I)-1990 or latest with upto date amendments, capable of withstanding required test pressure as prescribed in BIS code in random lengths of 5.5 to 6.5 meters. The pipes ends shall be bevelled suitable for butt welded joint including the cost of jointing with butt welding confirming to IS- 816-1969 or latest as applicable (leak proof) in two layers at site of work with welding rods of standard make and all allied accessories whatever required for welding at site, tail pieces, tees & bends manufactured from parent pipes etc and cuttings of pipes wherever required etc. as per site requirement i/c carriage in all respect with in all leads & lifts and as directed by Engineer-in-charge. (Earth work shall be measured and paid for separately)There shall be only 1% flanged joints and all other joints shall be butt welded; flanged joints shall be measured and paid for separately.

125 mm diameter, 4.80 Thick, (Heavy), from RD 420 to 840 (for 1st stage) Grade- L-245

125 mm diameter, 5.40 Thick, (Heavy), from RD 720 to 1380 ( for 2nd stage), Grade- L-290

125 mm diameter, 4.80 Thick, (Medium), from RD 840 to 1350 (for 1st stage) Grade- L-245

125 mm diameter , 4.80 Thick, (Medium), from RD 1380 to 2250 ( for 2nd stage), Grade- L-290

Providing, welding and fixing M.S plate flanges of 125mm diameter (Nominal bore) of following flange Table conforming to BIS Code No. 6392-1971 or latest with upto date amendments .There shall be only 1% flanged joints including cutting of pipes wherever required, welding in three layers (leak proof) confirming to specification as per prescribed in relevant IS Code i.e IS 816-1969 or latest as applicable with upto date amendments with nuts, bolts & washers & specials etc. confirming to IS-1963 or latest with upto date amendments including packing sheet i.e asbestos fiber sheet minimum 3mm thick and painting with anticorrosive paints complete in all respect and within all leads and lifts and as per the direction of Engineer-in-charge.

125 mm diameter, Table-28, ( for 1st stage ) from RD 0 to 600

125 mm diameter, Table-28, ( for 2nd stage ) from RD 0 to 1080

125 mm diameter, Table-17, ( for 1st stage ) from RD 600 to 1020

125 mm diameter, Table-17, ( for 2nd stage ) from RD 1080 to 1740

125 mm diameter, Table- 5, ( for 1st stage ) from RD 1020 to 1350

125 mm diameter, Table- 5, ( for 2nd stage ) from RD 1740 to 2250

SUPPLY & ERRECTION OF CENTRIFUGAL PUMPING MACHINARY WITH ALLIED ACCESSORIES 1st stage:- Supply, erection, testing & commissioning of horizontal spindle, horizontal split casing, radial split Single,/Multi stages centrifugal pumps of standard make such as KSB/ Mather & Platt/ Jyoti / Kirloskar/ Beacon weir /BS & BE conforming to BIS 1520-1980 with upto date amendments read with BIS 9137-1978 or latest edition to handle clear water having charters tics as mentioned in item 5.05 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 energy efficient three phase squirrel cage electric induction motor having energy efficiency level IE -2 or higher suitable for operation on the data given below including the cost of all accessories in all leads and lifts and carriage of material of site and as per the direction of Engineer in Charge.

Tota Head = 320.00

Capacity of each Pump set = 10.18 LPS

Diameter of Rising Main = 125 mm

Length of Rising Main = 1350 meter

SITE CONDITIONS:- Location of Site:- 1st stage Sump well

The altitude of place in which the motor is intended to work in ordinary service (in meters) :- 500 mtr

Humidity:- Weather generally remains humid during monsoon season.

Nature of atmosphere:- As normally encountered in Shivalik Range

Detail of quality of water:- Clear cold water.

Water free from sand or not :- not

Water corrosive or not :- not

Turbidity (if any):- upto 50 PPM

NPSH available:- Positive suction

Any other information or requirement:-

OPERATING CONDITIONS:- Type of current:- AC three/single phase

Operating frequency:- 50 HZ

Rated voltage:- 415 (+/-) 15 volts

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

No. of working hours per day:- 8 hours

Speed of revolution in 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 motor is indented to work in ordinary service 35 0C.

MOTOR:- Ref. to BIS code:- BIS 325-1978 read with BIS 900-1992 (latest) with upto date amendments

Type of enclosure of motor:- SPDP(as per BIS 4691-1985 (latest)

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

Mechanical output 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 output of prime mover.

Class of insulation:- Class ~B~

Maximum. Permissible temperature rise of motor reqd. if different from given 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: - 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 & above.

Type of Motor:- As per BIS 325-1978 or latest with upto date amendments.

Details of shaft extension reqd.:-To work with the pump offered.

Breakaway torque in terms of rated load torque & the corresponding breakaway starting current which may be taken from the supply with the starting apparatus in circuit. Breakaway 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 be accelerated & 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.

PUMP : BIS 1520-1980 read with BIS 9137-1978 both with up to date amendments

Nos. of pumps reqd.:- 2 Nos. (One set will act as stand bye)

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

Optional fittings reqd.:-

PUMP OPERATING CONDITIONS:-

Capacity (in LPS) of each pump set. =10.18 LPS

Total head (in Mts).:- = 320.00 meter.

If total head is not known then

following details be provided:-

i) Static head ( in mtrs) --------- mtrs

ii) Minimum depth of water( in mtrs)

iii) 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 metres):- =1350 meter

Diameter of R/Main (in mm):- =125 mm

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

Drive type:- Electric driven

NPSH reqd.:- To be quoted by the 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:- a) duty head as mentioned in item 5.01 = 320.00

b) (+)10 % of head as mentioned in item 5.01 = 352.00

c) (-) 15 % of head as mentioned in item 5.01 = 272.00

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

Supplying and installation at site direct on line/ oil immersed star delta/ATS/stator rotor starter of standard make such as MEI/Kilburn/Jyoti/ Siemens/Larson & Turbo conforming to BIS-8544-1979 latest with up to date amendments 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 to 50 KW and starter rotor starter beyond 50KW.

Providing and fixing at site 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 the following accessories including cost of P/F of these accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer in charge.

c). 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 amendments immediately after the power meter of HPSEB.

d). 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 amendments.

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

f). Three phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with up to date amendments.

g) Earth leakage circuit breaker/relay of recommended make such as Kilburn/L&T/MET/GEC conforming to BIS-2516-1977 with upto date amendments and of suitable range which should have control box, operating handle and trip/reset push button, on/ off indicators, re-indicating off spring condition of the circuit breaker for over current protection. The circuit should be equipped with magnet fitted earth fault for tripping of breaker on occurrence of earth fault on/ off breaker load side.

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

i).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 amendments.

j)Change over Switch of reputed make and suitable capacity.

k). Single phase preventer of reputed make & suitable capacity conforming to IS:1248 (P-V)-1983 with up to date amendments

supply and fixing at site of Leader/KSB/Kirloskar/ Kilburn/IVC/Fouress/Gled/BHEL/Pelicon make of cast steel double flanged sluice valve of class ASA-300 having size one size higher than the nominal delivery size of pump and capable of withstanding nominal seat pressure as mentioned in item No. 5.01 and surge pressure & conforming to BIS/API-standards with up to date amendments for delivery line of pump .

Supply and fixing at site of Kirloskar /Kilburn /IVC/ Fouress /Gled /BHEL /Leader/Pelicon/ KSB make of suitable size cast steel of class ASA-300 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. 5.01 and surge pressure & conforming to BIS/ API-standards with up to date amendments for delivery line of pump.

Supply and fixing at site of KSB/ Kirloskar/ Kilburn/ IVC/ Fouress/Gled/BHEL/Leader/Pelicon make of suitable size Cast Steel double flanged swing check type reflux valve of class ASA- 300 having bye pass arrangement & size equal to dia of R/main as mentioned in item No.5.03 for withstanding nominal seat pressure as per item No.5.01 and surge pressure.

Supply and fixing at site of KSB/ Leader /Kirloskar / Jyoti/ Standard/Kilburn/Pelicon make cast iron sluice valve of class PN 1.0 (In case suction lift is +ve) for suction pipe having size one or two size larger than suction size of pump such that velocity of flow is not more than 2.50 mtr/sec. with strainer having net area of its openings equal to three to four times of the x-section area of flow in suction pipe conforming to BIS 780-1992 or latest with up to date amendments i/c cost of carriage of material and as directed by the Engineer-in-charge.

Providing, laying, jointing & testing at site suitable size copper PVC insulated armoured power three & half core cable conforming to BIS 1554 (Part I) -1988 or latest with up to date amendments 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 i/c cost of carriage of material in all leads & lifts & as directed by the Engineer-in-charge. The size of cable shall be 90 mm²

Providing, laying, jointing & testing at site suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part I)-1988 or latest with up to date amendments 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 i/c cost of carriage of material in all leads & lifts & as directed by the Engineer-in-charge. The size of cable shall be 50 mm²

Providing & laying at site 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, GI wiring & 25x5mm copper strips of required capacity conforming to BIS 3043-1987 latest with up to date amendments suitable for above motors & other electrical equipments i/c cost of carriage of material in all leads & lifts & as directed by the Engineer-in-charge.

Supply & errection of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 or latest with upto date amendments 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 in all leads & lifts & as directed by the Engineer-in-charge i/c cost of carriage of material in all leads & lifts & as directed by the Engineer-in-charge. The capacitor shall be of 25 KVAR each.

Supply and fixing at site 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 amendments.

P/F double flanged suction, delivery pipe of GMS heavy/medium grade pipes 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 meters 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 5.01. or total dynamic pressure(+) surge pressure whichever is more . 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 2.50 mtr/sec & delivery pipe shall be of size one size larger than nominal delivery size of pump i/c cost of jointing delivery pipes and common header with R/Main complete in all respect. NOTE:- Actual laying to be done as per final drawings to be approved by the Engineer in charge. Size of piping work shall be 100x100x125 mm(delivery pipe, suction pipe and common header). The delivery pipe shall be GI (HG)pipe confirming to BIS 1239 Part-1 latest with upto date amendments and suction pipe shall be GMS (MG) Pipe confirming to BIS 1239 Part-1 latest with upto date amendments. The common header shall however be of steel pipe of 125mm diameter confirming to IS/ISO- 3183-2019 latest with upto date amendments with wall thickness 4.80 mm . The MS plate flanges to be used for Jointing shall be of flange table-28.

Supply of ant vibration pads confirming to BIS 6337-1971 or latest amendments of suitable size for above machinery.

SUPPLY & ERRECTION OF CENTRIFUGAL PUMPING MACHINARY WITH ALLIED ACCESSORIES 2nd stage S/Well to Main storage Tank :- Supply, erection, testing & commissioning of horizontal spindle, horizontal split casing, radial split Single,/Multistage centrifugal pumps of standard make such as KSB/ Mather & Platt/ Jyoti / Kirloskar/ Beaconweir /BS & BE conforming to BIS 1520-1980 with upto date amendments read with BIS 9137-1978 or latest edition to handle clear water having charteristics as mentioned in item 19.05 as under, 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 energy efficient three phase squirrel cage electric induction motor having energy efficiency level IE -2 or higher suitable for operation on the data given below including the cost of all accessories in all leads and lifts and carriage of material of site and as per the direction of Engineer in Charge

Total Head = 367.00

Capacity of each Pump set = 8.79 LPS

Dia of R/Main = 125 mm

Length of Rising Main = 2250 mtr

SITE CONDITIONS:- Location of Site:- 2nd stage Sump well

The altitude of place in which the motor is intended to work in ordinary service (in metres) :- 820 mtr

Humidity:- Weather generally remains humid during monsoon season.

Nature of atmosphere:- As normally encountered in Shivalik Range

Detail of quality of water:- Clear cold water.

Water free from sand or not :- not

Water corrosive or not :- not

Turbidity (if any):- upto 50PPM

NPSH available:- Positive suction

Any other information or requirement:-

OPERATING CONDITIONS:- Type of current:- AC three/single phase

Operating frequency:- 50 HZ

Rated voltage:- 415 (+/-) 15 volts

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

No. of working hours per day:- 8 hours

Speed of revolution in 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 motor is intended to work in ordinary service 35 0 C.

MOTOR:- Ref. to BIS code:- BIS 325-1978 read with BIS 900-1992 (latest) with upto date amendments

Type of enclosure of motor:- SPDP(as per BIS 4691-1985 ) (latest)

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

Mechanical output 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 output of prime mover.

Class of insulation:- Class ~B~

Maximum permissible temperature rise of motor reqd. if different from given 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:- 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 & above.

Type of Motor :- As per BIS 325-1978 or latest with upto date amendments.

Details of shaft extension reqd.:-To work with the pump offered.

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 be accelerated & 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.

PUMP : BIS 1520-1980 read with BIS 9137-1978 both with up to date amendments.

Nos. of pumps required:- 2 No (One set will act as stand bye)

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

Optional fittings reqd.:-

PUMP OPERATING CONDITIONS:-

Capacity (in LPS) of each pump set. =8.79 LPS

Total head (in Mts).:- = 367.00 mtr.

If total head is not known then

following details be provided:-

i) Static head ( in mtrs) --------- mtrs

ii) Minimum depth of water( in mtrs)

iii) 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 metres):- =2250 mtr

Dia of R/Main (in mm):- =125 mm

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

Drive type:- Electric driven

NPSH reqd.:- To be quoted by the 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:- a) duty head as mentioned in item 19.01 = 367.00

b) (+)10 % of head as mentioned in item 19.01 = 403.70

c) (-) 15 % of head as mentioned in item 19.01 = 311.95

Material of construction:- To be specified by the tenderer (manufacturer’s certificate to be appended)

Supplying and installation at site 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 amendments 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 to 50 KW and starter rotor starter beyond 50KW.

Providing and fixing at site 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 the following accessories including cost of P/F of these accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer in charge.

c). 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 amendments immediately after the power meter of HPSEB.

d). 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 amendments.

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

f). Three phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with up to date amendments.

g) Earth leakage circuit breaker/relay of recommended make such as Kilburn/L&T/MET/GEC conforming to BIS-2516-1977 with upto date amendments and of suitable range which should have control box, operating handle and trip/reset push 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 tap CTS. It should also be fitted earth fault for tripping of breaker on occurrence of earth fault on/ off breaker load side.

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

i). 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 amendments.

j) Change over Switch of reputed make and suitable capacity

k). Single phase preventer of reputed make & suitable capacity conforming to IS:1248 (P-V)-1983 with up to date amendments

Supply and fixing at site of KSB/ Leader/ Kirloskar / IVC/ Kilburn/Fouress/Gled/BHEL/Pelicon make of cast steel double flanged sluice valve of class ASA-600 having size one size higher than the nominal delivery size of pump and capable of withstanding nominal seat pressure as mentioned in item No. 19.01 and surge pressure & conforming to BIS/API-standards with up to date amendments for delivery line of pump .

Supply and fixing at site of Kirloskar/ Kilburn/ IVC/ Gled/ Fouress/ BHEL/Leader/Pelicon/ KSB make of suitable size cast steel double flanged swing check type reflux valve of class ASA-600 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. 19.01 and surge pressure & conforming to BIS/API-standards with up to date amendments for delivery line of pump.

Supply and fixing at site of KSB/ Kirloskar/ Kilburn/ IVC/ Fouress/Gled/BHEL/Leader/Pelicon make of suitable size Cast Steel double flanged swing check type reflux valve of class ASA-600 having bye pass arrangement & size equal to dia of R/main as mentioned in item No.19.03 for withstanding nominal seat pressure as per item No.19.01 and surge pressure.

Supply and fixing at site of KSB/ LEADER/ Kirloskar /Jyoti/ Standard/ Kilburn/Pelicon make cast iron sluice valve class PN-1.00 (In case suction lift is +Ve) for suction pipe having size one or two size larger than suction size of pump such that velocity of flow is not more than 2.50 mtr/s with strainer having net area of its openings equal to three to four times of the x-section area of flow in suction pipe conforming to BIS 780-1992 or latest with up to date amendments i/c cost of carriage of material and as directed by the Engineer-in-charge.

Providing, laying, jointing & testing at site suitable size copper PVC insulated armoured power three & half core cable conforming to BIS 1554 (Part I) -1988 or latest with up to date amendments 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 i/c cost of carriage of material in all leads & lifts & as directed by the Engineer-in-charge. The size of cable shall be 90 mm²

Providing, laying, jointing & testing at site suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part I)-1988 or latest with up to date amendments 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 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 i/c cost of carriage of material in all leads & lifts & as directed by the Engineer-in-charge. The size of cable shall be 50 mm²

Providing & laying at site 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, GI wiring & 25x5mm copper strips of required capacity conforming to BIS 3043-1987 latest with up to date amendments suitable for above motors & other electrical equipments i/c cost of carriage of material in all leads & lifts & as directed by the Engineer-in-charge.

Supply & errection of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 or latest with upto date amendments 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 in all leads & lifts & as directed by the Engineer-in-charge i/c cost of carriage of material in all leads & lifts & as directed by the Engineer-in-charge. The capacitor shall be of 25 KVAR each.

Supply and fixing at site 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 amendments.

P/F double flanged suction, delivery pipe of GMS Heavy/medium grade pipe 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 minimum 1.5 times the total pressure as indicated in item no 19.01. or total dynamic pressure(+) surge pressure whichever is more . 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 2.50 m/s & delivery pipe shall be of size one size larger than nominal delivery size of pump i/c cost of jointing delivery pipes and common header with R/Main complete in all respect. NOTE:- Actual laying to be done as per final drawings to be approved by the Engineer in charge Size of piping work shall be 100x100x125 mm(delivery pipe, suction pipe and common header). The delivery pipe shall be GI (HG)pipe confirming to BIS 1239 Part-1 latest with upto date amendments and suction pipe shall be GMS (MG) confirming to BIS 1239 Part-1 latest with upto date amendments. The common header shall However be of steel pipe of 125mm diameter confirming to IS/ISO- 3183-2019 latest with upto date amendments with wall thickness 4.80 mm. The MS plate flanges to be used for Jointing shall be of flange table-28.

Supply of ant vibration pads confirming to BIS 6337-1971 or latest amendments of suitable size for above machinery.

RAM KISHAN CHANDEL

Bharat Engg and Suppliers

AMERENDER SINGH