PLWSS Gawalpur Teban Sarahan Supply and errection of pumping machinery

Amount

(Centrifugal Pump Set) Supply of horizontal spindle horizontal radial split casing / and suctions (back pull out arrangement) Single / double / multistage centrifugal pumps or combination of pumps in series / parellel of KSB / Mathur & Platt / Jyoti / Kirloskar / BE / Maxflow / Beaconweir /Sabar make conforming to BIS 5659-1970) pump (Latest with upto to date amendments, read with BIS: 9137-1978 (latest edition) suitable for lifting water of under mentioned characteristics with bronze / Suitable alloy, priming funnels, casing ring and shaft motor of bronze, shaft of steel grade ASA-410 with cast iron casing coupled directly through a flexible coupling on a common MS/Cast steel plate (base plate from the principal manufacturer of pumping set) to coupling TEFC of electic induction motor/motor of standard make such as Kirloskar / NGEF / Cromption / Siemen / Jyoti / BHEL / GEC / ABB conforming to BIS 325-1978) read as BIS 900- 1972 and IS:12615:2011 with IE-2 specifications (latest upto date ammendments) it should include the cost of bearings, nuts & bolts, painting etc. and shall be and suitable for operation on the data given as below :- Discharge (Q) 6.68 LPS for each pump SET (2 working & 1 stand by) , total Dynamic haed 436.67 meter, LWL in sump well (H) 1034 mtrs, Shaft level 1033 mtrs, Level at Duscharge point 1440 meter, Sunction Lift +ve, Discharge head 436.67 mtrs, Static head 407 mtrs and Rising Main Length 1370 mtrs, Dia 150 mm, Pumping Hours 16 hrs, Altitutde of installation above MSL 1034 mtrs Characterstics of water Claer Water with turbidity upto 50 PPM, Temperature 25degree centigrade

Supply, Installation, Testing and Commissioning of Soft starter panel for centrifugal pump made out of 16 Gauge sheet, powder coated dust and vermin proof, wall/base mounted and front opening door type with copper insulated wiring suitable to operate 3 Nos.pumps (2 working & 1 stand bye) each of the rating 75.00 HP .through Star delta Starter should be capable enough to handle the following faults like short circuit, over current, under current, over voltage, under voltage, dry run protection and phase loss with LED ON/OFF & TRIP indicators Make: JSV approved

Star, Delta and Mains Power Contactors of required ratings as per type-2 co-ordination for 75 HP starter.

Voltage Protection device to protect panel from over voltage and under voltage under voltage Make : JSV approved.

Single phasing and phase reversal protection device to safeguard system from single phasing and phase reversal of the supply voltage.

Multi function meter indicating dofferent parameters like current , Voltage, KWH, PF, THD etc with RS 485 communication Make JSV apporved

Main incomer MCCB of suitable capacity of L&T/ Schnieder/ABB make on the fedder for pumping set confirming to BIS 2516-1985(Latest edition).

Individual Starter incomer MCCB/MCB of suitable capacity of L&T / Schnieder/ABB make on the feeder for pumping set confirming to BIS2516-1985(Latest edition).

LED three phase indicating lamps complete with toggled switches for individual motors conforming to BIS 3452 (part ammendments)

LED On/Off & Trip indicator and push buttons, Control and power wiring , Power capacitor, Cooling fan 230VAC, Contorl terminal, Bus Bar, i.e. Bolt, insulator, etc.

Surge supressor device with Isolating MCCB to eliminate the power surges due to lightening and system surges.

Control Transformer to provide a stable control voltage to safegaurd the control circuit of all the components from the voltage surges and spikes.

Independent Control Panel with Switch Fuse Unit and Fuses of Suitable Amperage to eliminate the KltKat fuses of HPSEB make Siemens/Schnieder/L& T

Providing double flanged CI Sluice valve PN-1of Leader/BHEL/ Kirlosker/ Kilburn/ GLEd/ Fourses/Kartar make and equal to dia of sunction pipe and capable of with standing the normal seat pressure as per IS 780:1984 with up to date ammendments.

Providing double flanged cast steel actuated sluice valve ASA-300 of Leader/BHEL/Kirlosker/GLEd/Kilburn Fourses / Kartar make and one step higher than delivery line of pump and capable of with standing normal seat pressure per BIS STANDERED with upto date ammendments)

Providing doule flanged cast steel reflux valves class , ASA-300 of Leader/BHEL/ Kirlosker/ Kartar/ Kilburn/ GLEd/ Fourses make and having bye pass arrangements of one step higher then delivery line of pump and capable of withstanding normal seat pressure as per BIS standerds with upto date ammendments)

Providing double flanged cast steel reflux valves class , ASA-300 of Leader/BHEL/ Kirlosker/ Kartar/ Kilburn/ GLEd/ Fourses make for rising main and capable of withstanding normal seat pressure as per BIS standerds with upto date ammendments)

Providing 100mm dia circular dial analog pressure gauge of suitable range of Fiebig /Bourden/PREGA/ precision make complete with all accessories such as stop cock, copper tubing etc. as per IS: 3624-1987 with upto date ammendments.

Providing discharge meter of standard make to be fixed on the rising main in pump house as per the directions of the Engineer in charge as per IS:2373:1987 with upto date ammendments.

Installation of all the items apparing as per the schematic drawing.

Providing and fixing double flanged MD/GI 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 R/Main respectively complete with all specials such as bends,tees,reducers. Increasers with companions flanges matching with the relavant specifications of the accessories including rubber/asbestos gasket of minimum 3mm thickness as per IS:2712:1979 and required number of nuts and bolts as per IS:1364:1983, The pipes fittings and joints shall be as per relevant IS code & to withstand 1.5 times tatal head stipulated under item No.12. The size of the various components to be as under:

a) Suction pipe : One dia higher then the suction of pump offered and suitable to keep the velocity of flow from 1 to 1.5M/second in the suction pipe

b) Delivery pipe: One dia higher then the delivery of the pump offered and suitable to keep the velocity of flow from 1.5 to 2M/second in the delivery pipe.

c) Common header: One dia higher then delivery of pump will extend upto 5meters 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 motors and all other electrical equipments as per IS:1554(P-I)1988 or latest with upto date ammendments of siemens /GLOSTER/IEC/ICC/EICO/NATIONAL/GRANDLAY make including all other accessories such as thinbles,flexible pipes,solders,nuts and bolts cable glands etc. laid in pipes or trenches under floor.

Motor side 3 core (from switch to starter and starter to motor)

Supply sidde 3.5 core (from meter of HPSEB to bus bar and switch)

Providing and fixing double loop earthing with GI plate 600mmx600x3mm thick electrode complete with material such thimbles nuts and charcoal and common salt, 25mmx5mm copper strips as per IS:3043:1987 with upto date ammendments for motors and other electrical equipments and digging of pits etc. complete in all respect.

PLC (Programmable logic controller) with appropriate degital and analog inputs and outputs to give automic command to Star Delta Starter Panel/Energy saving variable Frequency Starter Panel Make /JSV Approved

Electric relay card 8 channel

SMPS 4.5 Amps to energise PLC System

HMI ((human machine interface) 7"display monitoring and controlling of centrifugal pumps make JSV Approved/Bechoff Automation/Rockwell

Control MCB for Automation System

Level Sensor to indicate the water level tank remotely

Shielded Data Cable for communication of level sensor with PLC

HEM RAJ

Puneet Kumar

Naresh Singh Thakur