LWSS Banooti in G.P. Dudhality Tehsil and Distt Shimla HP (SH Replacement of old pumping machinery of 75 HP with allied accessories)

Amount

Supply, erection, testing & commissioning of horizontal spindle,horizontal split casing,radial split Single, /Multistages centrifugal pumps WASP make, Model D-35 as per BIS 1520-1980 with upto date ammendments read with BIS 9137-1978 or latest edition to suitable for lifting clear water for under mentioned characteristics with bronze impellers/ priming funnels casing ring and shaft sleaves or bronze. shaft of steel grade-with cast iron casing coupled directly through a flexible coupling on a common C.I./Cast steel base plate (base plate to be from the manufacturers of the pumping unit only) to slip ring/squirrel cage screen protected drip proof induction motor existing of standard make such as Kirloskar/Crompton/ Bhel/NGEF/ GEC/ Siemen/ Jyoti/ABB or any other make approved from IPH Deptt.suitable for operation on 415(+) /-5% 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 (-)25% 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:- 1*75 =75 HP.

(I) Discharge (Q) 5.93 LPS.(ii) Total Dynamic Head:- 523.96 Meters.(a) LWL in sump well(h) :1000 Meters. (b) Shaft level :- 1000.5 Meters. © Level at discharge point :- 1496 Meters.(d) Suction lift :- 3.00 .(e) Residual head:-3.00 Meters.(f) Static head:- 496.00 Meters.(iii) Rising main(a) Length. 1860 Meters.(b) Dia :- 80 mm.(iv) Pumping hours. 8 hours.(v) Altitude of Installation above MSL - Meters.(vi) Characteristics of water(a) Temperature oC(b) Abient Temperature oC© Turbidity:- (d) Alkalanity: . e) Size of the solids.....mm (f) Others:- Pumps Specifications: i)Make:- . (ii) Model :- (iii) No.of stages Stages .(iv)Material manufactures certificate to be appended (I) Head(H):- mtrs. (ii)Discharge(Q) LPS.(iii)BHP absorbed HP (iv)Efficiency(n):- . (v) NPSH(K)

Providing change over main switch with HRC fuses of Kilburn/L&T/Siemens/Crompton/ Standard/Havells make and having Capacity 30% extra of the Operational rating as per IS:4064-1978 with upto date ammendments immediatelyafter the power meter of HPSEB. Change over Switch.((i) Make:- (ii) Type (iii) Capacity:

Providing MS .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 withall internal connections: Panel/Switch Board(I) Drawing (ii) Layout plan

M.C.C.B./Oil circuit breaker of Kilburn/L&T/MEI/GEC 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: 2516-1985 with upto date ammendments with. MCCB/OCB: i) Make:- . ii)Type. iii)Range .(Iv) Capacity

Earth leakage circuit breaker of recommended make (Kilburn/L&T/MEI/ GEC) as per 2516-1977 with upto date ammendment and of suitable range 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 fitted with earth fault for tripping of breaker on occurrence of earth fault on off breaker load side end. ELCB/ELR:- I)Make As per NIT. . ii)Type: iii) Range.

The voltage monitor relay 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). VOLTAGE MONITOR RELAY: i)Make:- ii) Type:- iii) Range.

Power factor meter square type of standard make as per relevant IS code with upto date ammendments of suitable rating. POWER FACTOR METER: I)Type:- ii) Make:-

Frequency meter of square type of standard make as per relevant IS code with upto date ammendments of suitable rating. FREQUENCY METER: I) Type:- ii)Make:- iii) Range:

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

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) Capacity.

Capacitor of Siemens/Bhel/GEC/ L&T/ make as per IS:2834-1986with upto date ammendments to raise the power factor at site to 0.95 for direct connections to induction motor individually of required KVA rating according 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 ammendments. CAPACITOR:- I)Type:- ii)Make:-As per NIT. iii)Range

Providing suitable Oil immersed star delta starter of MEI make as per IS 8544-1979 with upto date ammendments for squirrel cage motor 40HP mounted on pannel board with magnetic type overload release and dashpot, time lag,under voltage release with or without initial oil filling as the case may be with single phase preventor as perIS 1248(P-V)- 1983 with upto date ammendments. STARTER:- I)Type:- ii)Make:- MEI. Single Phase Preventor:- i) Type: ii) 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)Capacity:-

Providing antivibration pads under the pumps and motors of suitable size for the above pumping machinery as per IS:6337-1971. Antivibration Pad:- (i) Size:- ii) Make:- iii) Material:-

Providing double flanged cast steel sluice valve of Leader make and of 40 mm dia. for the delivery line of pump and capable of with standing the normal seat pressure and as per BS:1414 with upto date ammendments. SLUICE VALVE: i)Make:- ii) Class:-ASA-300 iii)Seat Pressure. iv)Material:-

Providing double flanged(Swing type) Cast steel Reflux valve of Leader make 65mm dia Class ASA -300 having bye pass arrangement on the delivery line of pump and capable of with standing normal seat pressure as per BS:1868 (P.I) with upto date ammendments.

Providing double flanged cast iron sluice valve of Leader/Bhel/ Kirloskar/Kilburn/GLED/Fouress/ make, 50mm dia. for the suction side of pump and capable of with standing the normal seat pressure and as per BS-1414 with upto date ammendments. SLUICE VALVE: i)Make:-As per NIT. ii) Class:- ASA-300 iii)Seat Pressure iv) Material:-

Providing 100mm dia circular dia pressure gauge of Fiebing/Bourden Prega/precision make complete with all accessories such as stop cock,copper tubing etc. as per IS 3624-1987 with upto date ammendments. PRESSURE GAUGE:- I)Make:- As per NIT. ii) Range.

Providing 100mm dia circular dia vaccume gauge of Fiebing/ Bourden/Prega/Precision make complete with all accessories such as stop cock,coppertubing etc. as per IS 3624-1987 with upto date ammendments. VACCUM GAUGE:- i) Make. As per NIT. ii)Range.

Prov. discharge meter standard make to be liked on the rising main near the storage tank as per the direction of the Engineer-in-charge as per IS: 2373-1981 with upto date ammendments. Discharge Meter:- i) Make:- ii) Type:- iii)Range.

Installation of all the items appearing at Serial No. 36 to 46 as per the systematic drawing attached with the tender documents(Drg. No.1).

Providing and fixing double flanged MS/GI piping work layout tobe 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 accessores 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:-

SUCTION PIPE:- i)Make :- ii)Grade. iii)Thickness. iv) pressure rating DELIVERY PIPE AND COMMON HEADER:- i) Material ii) Grade. Iii) Thickness. iv) Pressure rating

Providing and laying copper PVC insulated armoured powercable(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//Gloster/ JEC/ICC/EICO National/Grandlay make including all other accessores such as thimbles, flexible,pipes solder,nuts and bolts,cable glands etc. laid in pipes or trenches under floor. ARMOURED POWER CABLE:- A) Motor side (from switch to starter and starter to motor).i)Size: As required sq.mm. ii)Make:- As per NIT. iii)Type:- iv)Capacity. v) Core. As required. B) Supply Side: (From meter of HPSEB to Bus Bar and Switch) :-i)Size: As required sq.mm. ii)Make:- As per NIT. iii)Type:- iv)Capacity. v) Core. As required.

Providing and fixing double loop earthing and copper plate 600mmx600mmx3mm thick electrode complete with material such as thimbles, nuts and bolts,charcoal and common salt,25mmx3mm copper strips of required capacity as per IS: 3043-1987 with upto date ammendments for motors and other electrical equipments and digging of pits etc.complete in all respect.

HYDRAULIC ENGINEERING COMPANY

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