Home Booster Pump | Wilo HWJ-204
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Centrifugal pump system with horizontal suction and vertical pressure port, consisting of:
Self-priming, single-stage jet pump with continuous motor pump shaft and direction of bidirectional mechanical seal. Directly flanged AC or three-phase motor with built-in thermal motor protection switch and condenser for AC version.
Hydraulic data
- Maximum operating pressure PN6 bar
- Discharge portRp 1
- Min. fluid temperature Tmin5 °C
- Max. fluid temperature Tmax35 °C
- Min. ambient temperature Tmin3 °C
- Max. ambient temperature Tmax40 °C
Motor data
- Mains connection1~230 V, 50 Hz
- Rated power P21 kW
- Rated current IN6.2 A
- Rated speed n2900 1/min
- Power factor cos φ0.91
- Insulation classB
Materials
- Pump housingStainless steel
- ImpellerStainless steel
- ShaftStainless steel
- Shaft sealCVPFF
- Gasket materialNBR
Installation dimensions
- Pipe connection on the suction side DNsRp 1
- Pipe connection on the discharge side DNdRp 1
Centrifugal pump system with horizontal suction and vertical pressure port, consisting of:
Self-priming, single-stage jet pump with continuous motor pump shaft and direction of bidirectional mechanical seal. Directly flanged AC or three-phase motor with built-in thermal motor protection switch and condenser for AC version.
Pump control by means of control kit with diaphragm pressure vessel, pressure switch and pressure gauge (0 – 6 bar).
The pressure tank is equipped with a robust replaceable membrane made from the high performance material EPDM.
All parts that come into contact with the fluid are corrosion-proof.
Pump system ready for connection, pre-assembled and wired with 2 m cable and mains plug. Ideally suited for use in garden and hobby areas. Connection via terminal box for three-phase version.
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