Providing LWSS Tikker Thana and Kadriana in Tehsil Barsar Distt. Hamirpur SH Supply and Erection of submersible machinery with allied accessories for booster stage and centrifugal pumping machinery with allies accessories complete for Ist stage 2nd

Amount

Supply of submersible pumping set of KSB / Oswal / Hindostan/ KSB make comprising to latest relevant BIS Code. The pump should be fitted with bronze impeller of suitable alloys as per IS 8034-1976 latest suitable for raw water having greased packed bearings and shaft with wound stator on motor side and with soft protection sleeve on pump side ensuring better life for shaft coupled to a submersible squirrel cage electric induction motor (water proof type) of required HP, RPM 2900 of reputed make conforming to BIS 9238-1979 latest with upto date amendments, totally dust and water proof for submersible duty isolated from the pump by intermediate casing with double mechanical seal in oil chamber and grease packed lubricated bearings and provided with stainless steel thrust bearing plate to with stand non vertical loads with minimum wear and tear. It should also be fitted with a device to take up expansion of water with the heating of motor. The pump set should include water level guards, erection clamps , cable clips and depth gauge etc. and suitable for operation on data given below:-

SITE CONDITIONS:-

Location of site:- ( Kunah Khad)

The altitude of place in which the motor is intended to work in ordinary service.-750 mtrs.

Humidity:- during rainy season

Nature of atmosphere:- Normal

Detail of quality of water:- Clear water

Water free from sand or not:- Free from sand

Water corrosive or not:- Not corrosive

Turbidity:- < up to 500 ppm

Type of well:- Percolation well

Inside dia of well :- intake

Depth of water during HFL in the well:- mtrs.

Maximum draw down:- mtrs.

Depth of well :- 3.00 mtrs

Any other information if required.

OPERATING CONDITIONS

Type of current:-AC. Three phase

Operating frequency 50 Hz.

Rated voltage 400(+/-) 10% volts

System of earthing if any to be adopted Double loop earthing as per BIS: 3243-1987 latest with upto date amendments .

Speed of revolution To be quoted by tenderer

Direction of rotation : To be quoted by tenderer

No. of working hours per day. 8 hours

The maximum temperature of cooling air and water in the place in which the pump set is intended to work in ordinary service Temperature of place to be specified 200C to 420C.

MOTOR

Ref. to BIS code BIS 9283-1979 with upto date amendments

Type of enclosure of motor.)As per BIS-4691-1985 (Latest

Type of duty : Continuous

Mechanical output in KW: Suitable for driving submersible 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 to prime Mover.

Class of insulation Class –B

Max. Permissible temp. Rise of motor reqd. if different from that given in 8 (viii) above.To be specified by the tenderer

Particulars of test reqd. & where they are to be conducted.AS per terms and conditions attached.

Particulars as to whether voltage limiting device will be employed. Soft starter to be installed between bus bar and motor. Shunt capacitor is also proposed to be installed for improving the power factor at site.

Note:- Star delta starter upto 37.5 Kw.

Type of motor As per BIS 9283-1979 or latest.

Details of shaft extension required

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

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

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

PUMPS

Nos. of pumps required. 2 No. pump

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

Type of drive Electric induction motor

Optional fittings required

Pump Operating conditions

Capacity 4.20 LPS for each for each pump

Total head in meters 19.93 metres.

Static head 15.00 metres.

Minimum depth of water 2 metres

Variation in water level 2 metres

Ground level to Max. water level

Ground level to delivery point

Pressure in the suction tank.

Pressure in the delivery tank

Length of rising main 60 mtrs

Dia of rising main 80 mm

Turbidity of water <500 PPM

Drive type Electric driven

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

Suction/Delivery size of pump

Efficiency of pump at

a) Duty head

b) (+) 10% head.

c) (-) 15% head.

Material of construction

Supply of DOL starter of MEI/Kilburn make conforming to BIS 8544-1979 latest with upto date amendments for squirrel cage induction motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release and gas-pots, time legs, under voltage release & initial oil filing of suitable capacity.

Supply of MS. Angle iron steel sheet 16 SWG fabricated floor mounting closed (Almirah type) switch board comprising and capable of mounting the following accessories and with all internal electric connections, duly painted. The drawing of panel board shall be subject to approval of Engineer-in-Charge.

ICTP switches with HRC fuses of Havells/L&T/standard /cromption make for required motor of suitable capacity and conforming to BIS: 4064-1978 latest with upto date amendments.

Bus bar chamber having 3 copper bars of suitable rating for full length of 3 phases and one bar of half the rating of full length for neutral conforming to BIS: 8084 –1976 and 11353-1985 read with 5578-1985 all latest with upto date amendmentsof suitable rating.

MCB of suitable capacit of Havells/standard/MDS/Jyoti/Kilburn make to feed motors offered by the tenderer conforming to BIS: 2516-1985 latest with upto date amendments with neutral linked under voltage release. (Sutaible capacity )

3 phase indicator lamps complete with toggle switches for individual motors conforming ti BIS 3452 part I & II latest with up to date amendments of 15 watts.of suitable rating

50 mm dial Hour run meter of CEE/NEE make of suitable range as per relevant BIS specifications.

Supply of Kirloskar/leader make dia cast iron (class PN. 1 ) double flanged sluice valve having size one dia. Higher than pump size to delivery of pump and capable of with standing nominal seat pressure of 10.20 kg/cm2 as per IS :780-1984 (Part I)

Supply of Kirloskar/leader make dia. cast iron (class PN. 1.0 ) double flanged ( swing check type) reflux valve having bye pass arrangement and having one dia. Higher than pump size to delivery of pump and capable of withstanding nominal seat pressure of 10.20 kg/cm2 as per BIS-5312-1984.(Part-II).(Head i/c water hammer effect)

Providing and laying suitable size copper PVC insulated armoured power 3.5 core cable conforming to BIS 1554 (part-I) –1988 of latest with upto date amendments siemen/closter/ICC make form meter of HPSEB- to MCB and form MCB to Bus bar switch and starter (one cable carrying all three phases) including all other electrical equipment/accessories such as thimbles, flexible pipe solder, nuts and bolts, cable glands, etc. laid in pipes of trenches under floor. The type, size and 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.

side 4mm2 ( 10Rmt)

Side 2.5 mm2 ( 20Rmt)

Supply of Leader /Kirloskar make 80 mm dia. cast iron class PN. 1.00 double flanged (swing check type) reflux valve having bye pass arrangement and size equal to dia of rising main 80 mm dia for withstanding nominal seat pressure of 10.20 Kg/Cm 2 as per BIS 5312-1984 (Part-I )

Providing and laying double loop earthing with G.I. wire & G.I plate complete with material such as charcoal, common salt, GI. Pipes, thimbles, nuts and bolts, digging of pits, GI. Wiring and aluminum strips of required capacity conforming to BIS: 3043-1987 latest with upto date amendments for above motors and other electrical equipment’s.

Supply of standard make circular dial pressure gauge 0.11 kg/cm2 range of feibig make with all accessories such s stop cock, copper tubing etc, conforming to BIS: 3624-1987 latest with upto date amendments.

Providing and laying delivery pipe 65 mm dia. and common header 80 mm dia GMS Tubes (Medium Class) (IS:1239 - 1979) jointed with MS flanges of table -5 as per IS: 6392-1971 (upto a length of 20 mtrs ) including rappers, flanges, rubber gaskets, nuts and bolts and specials upto 5 mtrs away from the outer wall of pump houses as per layout drawings approved by Engineer-in-Charge.

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

Supply of suitable cable for water level guard

Supply of supporting clamps.

Supply of cable clips of required size.

Erection of all equipment from Sen.1 to 4 ,6,7,9,11 and 14 including cost of tees, bends, tapers and any other fittings required as per site conditions and as per direction of Engineer-in-charge.

Ist stage

Providing horizontal spindle horizontal split casing/end suctions (back pull out arrangement) single/double multistage centrifugal pump or combination of pump in series of recommended make such as Mather and Platt/ KSB/ Kirloskar /Hindostan as per BIS-1520-1980 with up to date amendments, read with IS: 9137-1978 or latest edition suitable for lifting raw water for under mentioned characteristics with Bronze impellers /priming funnels, casing ring and shaft sleeves of bronze, shaft of steel grade EN-8 with cast iron casing coupled directly through a flexible coupling on a MS/Cast steel base plate ( base plate to be from the manufacturers of the pumping unit only) to Squrrel cage induction motor of standard make such as Kirloskar/Crompton/ NGEF/KSB ABB/ HEL /GEC /Seimens/Jyoti and suitable for operation on 400 (+)/-) 10% volts, 50 cycles/second, 3 phase AC electric supply. The power of electric motor should be at least 10% in excess of the maximum power required by the pump in the operation range of (+) 10% and (-) 15% of the duty point head. The motor should be as per IS: 325-1978 with up to date amendments read with IS: 900-1972. It shold include the cost of bearing nuts, bolts and painting etc and should meet the following requirement.requirement .

(a)Pumps: Specifications

(i) Make

(ii) Model

(iii) No's of Stages

(iv) Material (manufacures certificate to be appended )

Performances

(i) Head (H) in

(ii) Discharge (Q) in

(iii) BHP absorbed

(iv) Efficiency (n)

(v) NPSH (K)

(b) Motors: (Specification)

(i) Make.

ii) Model

(iii) Motor rating (KW)

(iv) Speed

(v) Insulation :

(c) Coupling:

(d) Base plate.

Discahrge (Q) : -For each pump 4.20 lps 15.12 Cum/ hours

Total dynamic head :79.34 metres.

(a) LWL in sump well (h) : 815.50 mtr

(b) Shaft level : 815.50 mtr

(c ) Level at discahrge point : 878.00 mtr

(d) Suction lift :

(e) Residual head : 3.00 mtr

(f) Static head : 62.50 mtrs

(i) Rising Main :

(a) Length 675 mtrs

(b) Dia. :80 mm

(iv) Pumping Hours : 8 hours

(v) Altitude of installation above MSL :400

(vi) Characteristics of water : clear water

(a) Temperature : 20 0 C

(b) Ambient temperature 42 0 C

(c ) Turbidity < than up to 500 ppm NTU

(d) Alkalinity Mg/Ca Co3

(e) Size of the solids mm

(f) Other

Providing change over Iron clad tripple pole) Main Switch with HRC fuses/Side handled operated L & T/ Crompton/ Standard/ Havells make Operational rating as per IS: 4064 ( Part-II) -1978 with up to date amendments.

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

Panel/Switch Board:

(i) Drawing

. (ii) Layout plan.

M.C.B. Havells/ L&T/starnded make of suitable capacity on incoming feeder with or without initial oil filling as the case may be with neutral linked under voltage releases as per IS: 2516(Part-II) -1985 with up to date amendments with (200MPS).

(i) Make

(ii) Type

(iii) Range: suitable Capacity

ELCB of Havell/ L & T make as per IS: 2516(Part-II)-1985 with upto date amendment which should have control box operating handle and trip/reset bush button on/off indicators, re-indicating off spring condition of the circuit breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape etc. It should also be lifted with earth fault for tripping of breaker on occurrence of earth fault on off breaker load side end.

(i) Make

(ii) Type

(iii) Range: suitable rating

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

(i) Make

(ii) Type

(iii) Range: suitable

(i) Make

(ii) Type

(iii) Range: 0-500 V.

Power factor meter of AE/ L& T make square type as per relevant IS codes with up to date amendments of suitable rating.

(i) Make

(ii) Type

Frequency meter of AE/ L& T/Rishab make square type as per relevant IS: Codes with up to date amendments of suitable rating.

(i) Make

(ii) Type

(iii) Range: suitable rating

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

(i) Make

(ii) Type

(iii) Range: suitable rating

ICTP switches with HRC fuses of L & T/ Crompton/ Standard/ Havells make of suitable capacity as per IS: 4064-1978 with up to date amendments.

(i) Make

(ii) Type

(iii) Range: suitable rating

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

(i) Make

(ii) Type

(iii) Range: suitable rating

(i) Make

(ii) Type

(iii) Range: suitable rating

Capacitor of L & T/ Bajaj/ Assian/ Crompton make as per IS:2834-1986 with up to date amendments to raise the power factor at site to 0.95 for direct connections to induction motor individually of suitable capacity to HP offered including cables as per relevant ISI code ( of Siemens/Glocter/IEC make) from bus bar chamber to capacitor and also including ICTP switches of appropriate range as per IS: 4064-1978 with upto date amendments .

(i) Make

(ii) Type

(iii) Range: suitable rating

Providing fully automatic air break star delta starter of MEI/ Kilburn make as per IS: 8544-1979 with up to date amendments for Squirrel Cage motor mounted on panel board with magnetic type overload release and dashpot time lag, under voltage release initial oil filling with single phase preventor as per IS 8544 ( Part-II) -1987 with up to date amendments. .

Starter

i) Type starter rooter

ii) Make :

Phase Prevantor

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

Hour Run meter

i) Type

ii) Make

iii) Range

Providing double flanged Cast iron sluice valve of Kirloskar/ Leader make of 80 mm dia for the suction pipe and capable of with standing the normal seat pressure and as per 780-1984 ( Part-I) Class PN 1.0 with upto date ammendments ..

i) Make

(ii) Class P.N.I

(iii) Seat pressure : 10.20 Kg Cm2

iv) Material C.I.

Providing double flanged Cast iron sluice valve of Kirloskar/ Leader make one dia higher than pump for the delivery line of the pump and capable of with standing the normal seat pressure and as per relevant IS 780-1984 ( Part-I) Class PN 1.0 with upto date ammendments ..

i) Make

(ii) Class PN-1.6

(iii) Seat pressure : 16.00Kg Cm2

iv) Material :C.S..

Providing double flanged Cast steel reflux valve of Leader/Kirloskar make and one dia. higher than pump having bye pass arrangement on the delivery line of pump and capable of with standing normal seat pressure as per 5312-1984 PN-1.6. with up to date amendments

i) Make

(ii) Class PN-1.6

(iii) Seat pressure : 16.00Kg Cm2

iv) Material :C.S..

Providing double flanged Cast steel non return valve of Leader/ Kirloskar make and 80mm dia.having bye pass arrangement for rising main and capable of with standing normal seat pressure as perr 5312-1984 PN-1.6. with up to date amendments

i) Make

(ii) Class PN-1.6

(iii) Seat pressure : 16.00Kg Cm2

iv) Material :C.S..

Providing 100mm dia. circular dial pressure gauge of Fiebig make complete with all accessories such as stop cock, copper tubing etc. as per IS: 3624-1987 with up to date amendments range suitable range

(i) Make

(ii) Range :0-21Kg/cm2

Installation of all the items appearing at Serial No. 16 to 23 as per the systematic drawing attached with the tender documents

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

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

(i) Suction pipe 80 mm dia Min. length = 15 mtr.

(ii) Delivery pipe 50 mm dia -do- = 5 mtr.

(iii) Common Header 80 mm dia -do- = 10 mtr.

(i) Suction pipe GI pipe 80 mm dia (medium class) flanged with MS flanges of table -5

(ii) Delivery pipe GI pipe 50 mm dia (Medium class) flanged with MS flanges of table -17

And will extend up to 5 meters from the outer wall of the pump house in the direction to be jointed. (iii) Common Header GI pipe 80 mm dia (Medium class) flanged with MS flanges of table -17

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

Supply side: 4mm2 Min length = 10 mtrs.

Motor side: 2.5mm2 Min length = 20 mtrs.

Providing and fixing double loop earthing and G.I. plate /copper plate 600mmx600mmx3mm thick electrode complete with material such as thimbles, nuts and bolts, charcoal and common salt, 25mmx6mm G.I. strips & G.I. wire as per IS: 3043-1987 with up to date amendments for motors and other electrical equipments and digging of pits etc. complete in all respect.

2nd Stage

Providing horizontal spindle horizontal split casing/end suctions (back pull out arrangement) single/double multistage centrifugal pump or combination of pump in series of recommended make such as Mather and Platt/ KSB/ Kirloskar /Hindostan as per BIS-1520-1980 with up to date amendments, read with IS: 9137-1978 or latest edition suitable for lifting Clear water for under mentioned characteristics with Bronze impellers/priming funnels, casing ring and shaft sleeves of bronze, shaft of steel grade EN-8 with cast iron casing coupled directly through a flexible coupling on a MS/Cast steel base plate ( base plate to be from the manufacturers of the pumping unit only) to Squrrel cage induction motor of standard make such as Kirloskar/Crompton/ NGEF/KSB ABB/ HEL /GEC /Seimens/Jyoti and suitable for operation on 400 (+)/-) 10% volts, 50 cycles/second, 3 phase AC electric supply. The power of electric motor should be at least 10% in excess of the maximum power required by the pump in the operation range of (+) 10% and (-) 15% of the duty point head. The motor should be as per IS: 325-1978 with up to date amendments read with IS: 900-1972. It shold include the cost of bearing nuts, bolts and painting etc and should meet the following requirement. (a) pumps: Specifications (i) Make (ii) Model (iii) No's of Stages (iv) Material (manufacures certificate to be appended ) Performances (i) Head (H) in meter (ii) Discharge (Q)in lps/m3/hr (iii) BHP absorbed (iv) Efficiency (n) (v) NPSH (K)

(b) Motors: (Specification)

Discahrge (Q) : - For each pump 4.2 LPS (i) Make

Or 0.00 Cum/Hour

Total dynamic head : 88.88 Mtr (ii) Modal

(a) LWL in sump well (h) : 872.00 Mtr (iii) Motor rating(KW)

(b) Shaft level : 875.50 Mtr (iv) Speed

(c ) Level at discahrge point : 945.00 Mtr (v) insulation

(d) Suction lift : 3.50 Mtrs

(e) Residual head : 3.00 Mtr

(f) Static head : 70.00Mtr

(i) Rising Main :

(a) Length 625 Mtr ( C ) Coupling

(b) Dia. : 80mm (d) Base plate

(iv) Pumping Hours : 8 Hours

(v) Altitude of installation above MSL : 400.00

(vi) Characteristics of water : Clear Water

(a) Temperature : 20.00 o C

(b) Ambient temperature 42.00 o C

(c ) Turbidity Upto 50ppm NTU 15.5

(d) Alkalinity mg/Ca Co3

(e) Size of the solids mm

(f) Other

Providing change over Iron clad tripple pole) Main Switch with HRC fuses/Side handled operated L & T/ Crompton/ Standard/ Havells make Operational rating as per IS: 4064 ( Part-II) -1978 with up to date amendments. Change over Switches :- (i) Make (ii) Model (iii) Capacity : suitable Amps

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

Panel/Switch Board:

(i) Drawing

. (ii) Layout plan.

M.C.B. Havells/ L&T/starnded make of suitable capacity on incoming feeder with or without initial oil filling as the case may be with neutral linked under voltage releases as per IS: 2516(Part-II) -1985 with up to date amendments with (200MPS).

(i) Make

(ii) Type

(iii) Range: AMP

ELCB of Havell/ L & T make as per IS: 2516(Part-II)-1985 with upto date amendment which should have control box operating handle and trip/reset bush button on/off indicators, re-indicating off spring condition of the circuit breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape etc. It should also be lifted with earth fault for tripping of breaker on occurrence of earth fault on off breaker load side end.

(i) Make

(ii) Type

(iii) Range: suitable

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

(i) Make

(ii) Type

(iii) Range: suitable

(i) Make

(ii) Type

(iii) Range: 0-500 V.

Power factor meter of AE/ L& T make square type as per relevant IS codes with up to date amendments of suitable rating.

(i) Make

(ii) Type

Frequency meter of AE/ L& T make square type as per relevant IS: Codes with up to date amendments of suitable rating.

(i) Make

(ii) Type

(iii) Range: suitable rating

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

(i) Make

(ii) Type

(iii) Range: suitable rating

ICTP switches with HRC fuses of L & T/ Crompton/ Standard/ Havells make of suitable capacity as per IS: 4064-1978 with up to date amendments.

(i) Make

(ii) Type

(iii) Range: suitable rating

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

(i) Make

(ii) Type

(iii) Range: suitable rating

(i) Make

(ii) Type

(iii) Range: suitable rating

Capacitor of L & T/ Bajaj/ Crompton make as per IS:2834-1986 with up to date amendments to raise the power factor at site to 0.95 for direct connections to induction motor individually of suitable capacity to HP offered including cables as per relevant ISI code ( of Siemens/Glocter/IEC make) from bus bar chamber to capacitor and also including ICTP switches of appropriate range as per IS: 4064-1978 with upto date amendments .

(i) Make

(ii) Type

(iii) Range: suitable rating

Providing fully automatic air break star delta starter of MEI/ Kilburn make as per IS: 8544-1979 with up to date amendments for Squirrel Cage motor mounted on panel board with magnetic type overload release and dashpot time lag, under voltage release initial oil filling with single phase preventor as per IS 8544 ( Part-II) -1987 with up to date amendments. .

Starter

i) Type starter rooter

ii) Make :

Single Phase Prevantor

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

Hour Run meter

i) Type

ii) Make

iii) Range

Providing double flanged Cast iron foot valve of Kirloskar/ Leader make of 80 mm dia for the suction pipe and capable of with standing the normal seat pressure and as per 4038-1986 ( Part-I) Class PN 1.0 with upto date ammendments ..

i) Make

(ii) Class P.N.I

(iii) Seat pressure : 10.20 Kg Cm2

iv) Material C.I.

Providing double flanged Cast iron sluice valve of Kirloskar/ Leader make one dia higher than pump for the delivery line of the pump and capable of with standing the normal seat pressure and as per relevant IS 780-1984 ( Part-I) Class PN 1.6 with upto date ammendments ..

i) Make

(ii) Class PN-1.6

(iii) Seat pressure : 16.00Kg Cm2

iv) Material :C.S..

Providing double flanged Cast steel reflux valve of Leader/Kirloskar make and one dia. higher than pump having bye pass arrangement on the delivery line of pump and capable of with standing normal seat pressure as per 5312-1984 PN-1.6. with up to date amendments

i) Make

(ii) Class PN-1.6

(iii) Seat pressure : 16.00Kg Cm2

iv) Material :C.S..

Providing double flanged Cast iron non return valve of Leader/ Kirloskar make and 80mm dia.having bye pass arrangement for rising main and capable of with standing normal seat pressure as perr 5312-1984 PN-1.6. with up to date amendments

i) Make

(ii) Class PN-1.6

(iii) Seat pressure : 16.00Kg Cm2

iv) Material :C.S..

Providing 100mm dia. circular dial pressure gauge of Fiebig make complete with all accessories such as stop cock, copper tubing etc. as per IS: 3624-1987 with up to date amendments range suitable range

(i) Make

(ii) Range :0-21Kg/cm2

Providing 100mm dia. circular dia vaccume gauge of Fiebig make complete with all accessories such as stop cock, copper tubing etc. as per IS: 3624-1987 with up to date amendments range suitable range

(i) Make

(ii) Range :0-21Kg/cm2

Installation of all the items appearing at Serial No. 29 to 37 as per the systematic drawing attached with the tender documents

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

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

(i) Suction pipe 80 mm dia Min. length = 15 mtr.

(ii) Delivery pipe 50 mm dia -do- = 5 mtr.

(iii) Common Header 80 mm dia -do- = 10 mtr.

(i) Suction pipe GI pipe 80 mm dia (medium class) flanged with MS flanges of table -5

(ii) Delivery pipe GI pipe 50 mm dia (Medium class) flanged with MS flanges of table -17

And will extend up to 5 meters from the outer wall of the pump house in the direction to be jointed. (iii) Common Header GI pipe 80 mm dia (Medium class) flanged with MS flanges of table -17

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

Supply side: 4mm2 Min length = 10 mtrs.

Motor side: 2.5mm2 Min length = 20 mtrs.

Providing and fixing double loop earthing and G.I. plate /copper plate 600mmx600mmx3mm thick electrode complete with material such as thimbles, nuts and bolts, charcoal and common salt, 25mmx6mm G.I. strips & G.I. wire as per IS: 3043-1987 with up to date amendments for motors and other electrical equipments and digging of pits etc. complete in all respect.

Rising Mian

Excavation in foundation and trenches etc. (in pipes and pits) in all kinds of soils such as pick work, jumper work, blasting in soft/hard rock, chiselling/wedging out of rock/where blasting prohibited)saturated soil stacking the excavated earth within all leads and lifts clear from the edge of excavation and then returning the stacked soil in 15cm layers when required into plinth sides of foundation etc. consolidating each deposited layer by ramming and watering and then disposting of all surplus excavated earth as directed within all leads and lifts including uprooting of trees dressing of beds, and sides and preparation of sub-grade, restoration of unmetalled/ metalled /paved surfaces to its original condition including soring, strutting, timbering and dewatering where ever houses, fixing caution boards, crossing over trenches and to the entire satisfaction of the Engineer-in-charge.

Laying,jointing and testing of galvanized mild steel tube in trenches including cost of fabrication of bends as required at site of following dia including tube fittings and to the entire satisfaction of the Engineer-in-charge as per IS:1239 (Part-I)-1979 fully jointed with M.S. flanges / circumferencial butt welding including welding in three layers on both faces as per IS:816-1965,gasket sheet not less than 3mm in thickness,nuts and bolts etc.and including cost of cutting of threaded ends if plain ended pipe is not avaiable complete in all respect. (Cost of excavation in trenches,M.S flanges, butt wellding and gasket sheet etc. to be measured and paid for separately)

GMS pipe 80 mm dia Medium class

Providing welding and fixing of MS flanges at 5% of total joints, conforming to following tables as per IS 6392-1971 (Last with upto date amendments) and welding of MS flanges with GMS pipes in three layers on both faces i.e two layer on outer faces and one layer on inner face to make the joint leak proof (The cost of providing and laying of GMS pipes to be measured and paid for separately). The welding of flanges should conform to IS 816-1969 with electrodes as per IS: 814-1991 and required number of nuts and bolts conforming to IS 1364. the thickness of gasket not less than 3.00 mm conforming to IS 2712-1998. The work shall be done as per entire satisfaction of engineer in charge within all leads and lifts.

M.S Flange 80 mm dia GMS Table -5

M.S Flange 80 mm dia GMS Table -17

Providing Circumferencial Butt welded joints by electrical are welding to below mentioned dia and wall thickness GMS pipe welded in requisite number of weld runs so as to achieve the minimum effective throat thickness of weld conforming to IS 816-1969 specifications, by using welding electrodes of 2.5 mm to 6.3 mm of Advani Oerlikon (Adore)-CITOJET/ESAB make, conforming to IS 814-1991 including Die pentration test, at site of work complete in all respects, including manual/machanical handling of pipes in all leads and lifts to the entire satisfaction of Engineer in charge.

Butt welding GMS pipe medium 80 mm dia for rising main

Bharat Engg and Suppliers

Raman Thakur Govt. Cont.

dinesh kumar lath

SANJEEV KUMAR

SS ENGINEERING WORKS

M/S ASHWANI ELECTRICAL WAORKS