Wallace Pumps - Water Supply Pumps

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Water Supply Pumps

The range of quality pumps offer versatile & economic options designed for a wide range of applications.

As always it is recommended that you consult with our technical department to ensure satisfactory unit selection and material compatibility.

PAZ Close Coupled Centrifugal Pumps >
PA End Suction Centrifugal Pumps >

PAZ Close Coupled Centrifugal Pumps

Single stage, close coupled, horizontal centrifugal pumps conforming to DIN 2455 standards with respect to performance and key dimensions. Back pull-out construction for ease of maintenance without disturbing suction or discharge pipework.

Applications

•	Water Supply
•	Cooling Water
•	Air Conditioning
•	Industrial Fluids

Operating Data

•	Discharge Flanges	32mm to 150mm
•	Flange Specifications	BS 4504 PN 16
•	Optional Flanges	AISI 150 RF
•	Max Working Pressure	16 bar
•	Max Temperature	100° C
•	Min Temperature	-20° C

Electric Motors

Pumps may be supplied complete with flange mounted motors to suit customer requirements. Normally TEFC motors to IEC dimensions are supplied as standard.

Materials of Construction

•	Casing	Cast Iron
•	Impeller	Cast Iron or Bronze
•	Stub-shaft	Stainess Steel
•	Casing W/Ring	Cast Iron or Bronze

Shaft Sealing

Single mechanical seals are provided as standard. Special purpose seals may be fitted on request subject to design restrictions.

PA End Suction Centrifugal Pumps

Easy back pull-out feature allows the complete rotating element to be removed for servicing without disconnection pipework. If a spacer coupling is fitted then motor does not have to be removed. On re-assembly of pump coupling re-alignment problems are completely eliminated.

Range from 32mm to 250mm discharge

Applications

•	Water Pressure Boosting
•	Refrigeration
•	Air Conditioning
•	Heating and Ventilation
•	Fire Protection
•	Plumbing
•	Food & Drink Manufacture
•	Circulating

Operating Data

•	Discharge Flanges 32mm to 150mm
•	Flange Specifications BS 4504 PN 16
•	Flange Specifications BS 4504 PN 16
•	Optional Flanges AISI 150 RF
•	Max Working Pressure 16 bar
•	Max Temperature 100° C
•	Min Temperature -20° C

Materials of Construction

•	Casing Cast Iron
•	Impeller Cast Iron or Bronze
•	Wear Ring Cast Iron
•	Shaft Stainless Steel
•	Shaft Nut Stainless Steel or Cast Iron
•	Shaft Sleeve Stainless Steel
•	Lantern Ring Cast Iron
•	Gland Cast Iron

Shaft Sealing

Single mechanical seals are provided as standard. Special purpose seals may be fitted on request subject to design restrictions.