Improvement of Lift Irrigation Scheme Lower Kothipura in Tehsil Sadar District Bilaspur (SH Supply errection of submersible pumping machinery in Booster stage and Centrifugal pumping machinery in 1st stage along with allied accessories providing layi

Amount

Supply of submersible pumping set of KSB/Calama/Kirloskar/Johnston make comprising to latest relevant BIS Code. The pump should be fitted with bronze impeller of suitable alloys as per BIS 5659-1972 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 Kirloskar/NGEF/Crompton make conforming to BIS 9287-1979 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:- (Please refer DATA Sheet -I)

SITE CONDITIONS

Location of site: Bukhari Nallah

The altitude of place in which the motor is intended to work in ordinary service: 550 Mtr

Humidity: Humidity during rain season

Nature of atmosphere: Normal

Detail of quality of water: Raw water

Water free from sand or not: Not

Water corrosive or not: Not

Turbidity: 500PPM

Type of well: Collection chamber

Inside dia of well: Mtr

Depth of water during HFL in the well: Mtr

Maximum draw down: Mtrs

Depth of well: Mtr

Any other information if requird.

OPERATING CONDITIONS

Type of capacity: AC three phase

Operating frequency: 50 Hz

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

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

Speed of revolution: To be qoted by tenderer.

Direction of rotation: To be quoted by tenderer

No. of working hours per day: 20Hours

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

MOTORS

Ref of BIS code: BIS: 9283-1979 with upto date amendements

Type of enclosure of motor: As per IS: 4691-1985

Type of duty: Continous.

Mechnical output in KW: Suitable for driving submersible pump s reqired 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 req.if different from that given in 8 (vii) above: To be specified by the tenderer

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

Particulars as to whether voltage limiting device will be employed: Oil immersed star delta starter to be installed between busbar 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

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

Both the pumps runs together/ simultaneously

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 : 10.84 LPS

Total head in meters: 14.72 Meters.

Static head : 11.00 Meters.

Minimum depth of water: 1.5 meters

Variation in water level: 0.50 Meters.

Ground level to Max. water level: Meters

Ground level to delivery point: Meters

Pressure in the suction tank. Kg/Cm2

Pressure in the delivery tank: Kg/cm2

Length of rising main: 60 Meters.

Dia of rising main: 200 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: To be specified by the tenders.

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

Duty head: To be specified by the tenderer.

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

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

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

Supply of oil immersed start delta/DOL starter of MEI/Killburn/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 .

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 (upto 63 Amp capacity).

MCB / OCB/MCCB of suitable Amp capacity of HMEI/L&T/Havells/ Kilburn/MDS make to feed motors offered by the tenderer conforming to BIS: 2516-1985 latest with upto date amendments with neutral linked under voltage release.

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

50 mm dial Hour run meter of CEE/NEE make of suitable range as per relevant BIS specifications 0.9999 hours.

Providing double flanged cast iron sluice valve of Leader/Kirlokar/KSB make PN-1 having size equal to delivery of ump and capable of with standing the normal seat pressure 10.20 kg/cm2 as per IS 780-1984 with upto date amendments

Providing douhle flanged (swing tyupe) cast iron Non return valve of Leader/ Kirloskar/KSB make PN 1.00 having bye pass arrangement and size equal to delivery of pump and capable of with standing normal seat pressure 10.20kg/cm2 as per BIS: 5312-2021 with upto date amendements

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.

Supply side: Suitable size cable (20Mtrs)

Motor Side: Suitable size cable (10 Mtrs)

Providing doubld flanged (Swing type) cast iron non return valve of Leader/Kirloskar/Kartar make PN-1.00 having bye pass arrangement and size equal to dia of rising main and capable of with standing normal seat pressure of 10.20kg/cm2 as per BIS: 5312-2021 with upto date amendements.

Supply of PVC joint less flat water proof cable as per BIS: 694-1990 latest with upto date amendments suitable for the pump sets offered from MCB to motor including all other electrical equipment/accessories such as thimbles, flexible pipes 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 tender.

Providing and laying double loop earthing with copper wire and GI plate 600mmx600mmx3mm thick electrode complete with material such as charcoal, common salt, GI. Pipes, thimbles, nuts and bolts, digging of pits, GI. Wiring and aluminium 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 0.16 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. (0.16 kg/cm2)

Providing and laying delivery pipe size equal to delivery of pump and common header 200 mm dia MSERW/GMS Tubes (Medium Class) pipe wall thickness of 4.80mm jointed with MS flanges of tbale-5 as per 6392-1971 (upto a length of 20 mtrs) including rappers, flanges, rubber gaskets,nuts and bolts and specials upto 5 mtr away from the outer wall of pump houses as per layout drawing approved by the 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 KVAR 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 & 14 including cost of tees, bends, tapers and any other fittings required as per site conditions and as per direction of Engineer-in-charge.

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

Discharge (Q) 10.84 LPS each pump or 39.024 cum/Hour Both the pumps run together.

Total Dynamic Head: 88.05 Meters.

LWL in sump well (h). 1005.50 Meters.

Pump Shaft level: 1004.00 Meters.

Level at discharge point. 1087.38 Meters.

Suction lift. 0.00 Meters.

Residual head: 3.00 Meters.

Static Head. 83.38Meters.

Rising main.

Length. 585.00 Meters.

Dia. 200 mm

Pumping Hours. 20 Hours.

Altitude of Installation above MSL Meters

Characteristics of water. Make.

(a) Temperature 20o C Model.

(b) Abient Temp. 42oC Motor rating (KW)

(c) Turbidity 500PPM Speed

(d) Alkalanity. Mg/Ca Co3 Insulation

(e) Size of the solids. Mm

(f) Other.

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

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 Drawing Layout plan

MCB of Havells / MDS/Standard make suitable capacity on incoming feeder with or without initial oil filling as the case may be with neutral linked under voltage releases as per IS: 2516-1985 with upto date amendements with. MCB Make: MEI Type Range Rating

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

The voltage monitor relay of L&T/AE/Standard 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). Voltmeter. Range i) Make ii)Type: iii)Range:

Power factor meter of AE/L&T /Rishab make as per relevant IS Code with upto date amendements of sitable rating. Power factor meter. i) Type ii)Make:

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

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

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

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

Capacitor of L&T/Bajaj/Assian/Crompton/ Havells make as per BIS: 2834-1986 latest with upto date ammendments to raise the power factor at site to 0.95 for direct connection to induction motor individually of required KVAR rating according to HP offered including cable as per relevant ISI Code of siemens/Gloster/IEC make form busbar chamber to capacitor and also including ICTP switches of appropriate range as per IS: 4064-1978 with upto date amendements. Capacitor i) Type ii) Make iii)Rang:

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

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

Providing double flanged cast iron sluice valve of Leader/ Kirloskar/KSB make mm dia for the feeder pipe and capable of withstanding the normal seat pressure as per IS: 780-1984 with upto date amendements. Sluice valve Make: Class: PN-1.6 Seat Pressure:16.32kg/cm2 Materials> C.I

Providing double flanged cast iron sluice valve of Leader/ Kirloskar/KSB make and size one dia higher than pump for the delivery line of the pump and capable of with standing the normal seat pressure and as per IS: 14846-2021 with upto date amendements. Sluice valve Make: Class: PN-1.6 Seat Pressure:16.32kg/cm2 Materials.C.I

Providing double flanged (Swing type) cast iron Non return valve of Leader/Kirloskar/KSB or any other approved make of JSV 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 IS: 5312-2021 with upto date amendments. Reflux valve Make: Class: PN-1.6 Seat Pressure:16.32kg/cm2 Materials.C.I

Providing double flanged cast iron non return valve of Leader/Kirloskar/KSB and of 200mm dia having bye pass arrangement IS: 5312-2021 with upto date amendements. Reflux valve Make: Class: PN-1.6 Seat Pressure:16.32kg/cm2 Materials.C.I

Providing 100 mm dia circular dial pressure gauge of Fiebig make complete with all accessories such as stop cock,copper tubing etc. as per IS: 3624-1979 with upto date amendements range 0 to 16.32 kg/cm2 Pressure gauge Make Range: 0 to 16.32 Kg/cm2

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

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

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

(i) Suction pipe : mm dia Min.length = 10 mtr.(flabnged with table-5

(ii) Delivery pipe: mm dia -do- = 10 mtr.(flabnged with table-17

(iii)Common Header: mm dia -do- = 10 mtr.(flabnged with table-11 and will extended upto 5 meters from the outer wall of the pump house in the direction to be jointed.

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

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

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

Providing laying jointing and testing of trenches of MSERW bevled edge flanged/ but welded pipes conforming to ISO: 3183-2007 grade L-210 or A of below mentioned grade in item as per dimentions weight and test pressure mentioned therein code (Mill tolerances to be restricted within 3%) in random length of 4 to 7 mtr including the cost of fabrication of bends by butt welding from parent tube as required at site. Only 1% joints shall be flanged joint and remaining shall be welded joints and welding or pipes will be done as per IS: 816-1969 with electrode a sper IS: 814-1991 of make Advani/Orelin (Adore) ESAH. The laying and jointing of pipes should conform to IS: 5822-1994 (Earth work in trenches, flanged joint and butt welded joints except in bend to be measured and paid for spearately). The pipe shall have galvaisation as per BIS: 4736. The galvanisation is done by the manufacturing firm it self complete in all respect (Latest upto date amendements.

200mmdia MSERW poipe grade L-210 or A wall thickness 4.80 table-5 (Booster stage=60 mtr, 1st stage=585 mtr)

Providing Fixing & Welding of M.S flanges conforming to table as specified below of BIS-6392-1971 (latest with upto date ammendments ) welding of M.S flanges three (two layers on outer face and one laye ron inner face of each flange) GMS pipe and bends on both ends (The GMS pipe to be measured and paid for separately). The welding of flanges conforming to IS: 816-1998 with electrodes as per IS: 814-1997. Providing and fixing nuts and bolts of required size conforming to IS: 1364 including cost of gasket sheet. The thickness of gasket sheet should not be less than 3mm conforming to relevant BIS code IS: 2712-1998 in trenches complete in all respect and including all kinds of leads and lifts and to the entire satisfaction of the Engineer-in-charge.

Booster stage: 200mm dia MSERW pipe flange table-5 RD 0/60 mtr

1st stage stage: 200mm dia MSERW pipe flange table-11 RD 0/140 mtr

1st stage stage: 200mm dia MSERW pipe flange table-5 RD 140-585 mtr

Providing circumferential butt welded joints by electrical arc welding of MSERW pipe welded in three layers weld runs so as to achieve the minimum effective throat thickness of weld conforming to IS: 816-1969 justification by using welding electrodes conforming to IS: 814-1991 at site of work complete in all respect, including manual/ mechanical handling of pipe in all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

Providing and fixing double flanged Cisluice valve 200mm dia PN 1.6 of Leader/Kirloskar/ KSB H/W rising spindal capable of with standing 16.32kg/cm2 a sper IS: 14848 H/W and welding of MS flanges in layers on both faces including carriage and joint complete in all respect

Providing and fixing double flanged CI Refluix valve 200mm dia class PN 1-6 of Leader/ Kirloskar/ KSB make capable of with standing 16.32kg/cm2 as per IS: 5312part-I H/W and welding of MS flanges in three layers in three layers on both faces inlcuding carriage and joint complete in all respect

Providing and fixing double flanged CI sluice valave 200mm dia class PN-1.0 of Leader/ Kirloskar/KSB makerising spindal capable of with standing 10.20kg/cm2 as per IS: 14846- H/W and welding MS flanges in three lyaers on both faces including carriage and joint complete in all respect

Providing and fixing double CI Reflux valve 200mm dia class PN 1.0 of Leader/ Kirloksar/KSB make capable of with standing 10.20kg/cm2 as per IS: 5312 Part-1 H/W and welding of MS flanges in three layers on both faces inlcuding carriage and joint complete in all respect

Providing and fixing cast iron air valve 40mm dia PN-1.0 (double ball type) of Leader/Kirloskar/KSB make conforming to BS: 1452-90 for 200mm dia risin gmain with upto date amendments and complete in all respect.

Dismentalling and stacking old rising main and than convert into scrap 150mm dia GI pipe

Providing and laying cement concrete 1:4:8 (1cement: 4sand:8 graded crushed stone aggregate 40mm nominal size and curing complete excluding cost of form work in foundaton and plinth including carrige of materials in all leads and lifts

Providing and laying cement concrete 1:2:4 (1cement: 2sand:4 aggregate 20mm nominal size) and curing complete excluding cost of form work and reinforcement for reinforced concrete workin:-

Foundation footings base of columns and the like and mass concrete and to the enitre satisfaction of the Engineer-in-charge.

Providing form work with steel plates 3.15mm thick welded with angle iron in frame 30x30x5mm, so as to give a fair finish including centering, shuttering, strutting and propping etc. with wooden battens ballies, height of propping and cent ring below supporting floor to ceiling not exceeding 4 mtr and removal of the same for in-situ reinforced concrete and plain concrete work in:-

Foundation footings base of columns and the like and mass concrete and to the entire satisfaction of the Engineer-in-charge.

Providing laying of tor steel reinforcement for RCC work including bending binding and placing in position complete in all depths and heights and to the entire satisfaction of the Engineer-in-charge

Bharat Engg and Suppliers

Thakur Traders

Naik Electrical Works

M/S THAKUR ELECTRICAL & HARDWARE STORE

Mohit Kaushal