Wilo-Jet HWJ
Wilo-Jet HWJ
Your advantages
- Ideal for outdoor applications (hobby, garden)
- Rust-free stainless steel prevents corrosion, even with prolonged service life
- Reduction of switch-on frequency and avoidance of fluid hammer, thanks to diaphragm pressure vessel with 20/50 l capacity
- Electrical and hydraulic connections already in place, quick and safe to install
Design
Self-priming water-supply unit
Application
- Water supply
- Sprinkling
- Irrigation and spraying
- Pumping water from wells and out of tanks lying at greater depths
Equipment/function
- Directly flanged motor
- Pressure switch
- Diaphragm pressure vessel (with replaceable diaphragm)
- Connection cable with plug
- Thermal motor protection switch
Typekey
Example: | HWJ 20 L 202 EM |
H | System consisting of a pump with diaphragm pressure vessel |
WJ | Wilo jet pumps |
20 L | Tank size |
2 | Nominal flow rate Q in m³/h at optimum efficiency |
03 | Index for pump pressure Version 03 with higher pressure than version 02 (no indication of number of impellers!) |
EM | Single-phase current, 1~230 V, 50 Hz |
Technical data
- Mains connection, 1~230 V, 50 Hz
- Suction head max. 8 m
- Max. inlet pressure of 1 bar
- Start-up pressure 1.5 bar
- Variable switch-off pressure
- Fluid temperature +5 °C to +35 °C
- Max. operating pressure 6 bar
- Protection class IP44
- Connection on pressure side Rp 1
- Suction-side connection G 1
Materials
- Pump housing made of 1.4301 stainless steel
- Impeller made of 1.4301 stainless steel
- Shaft 1.4005 stainless steel
- Mechanical seal made of carbon/ceramic
- Stage chambers made of Noryl
- Diffuser/injector made of Noryl
- Seal made of NBR
Delivery state
- Pump
- Pressure switch
- Pressure gauge
- Diaphragm pressure vessel (20/50 l)
- Pressure hose with steel casing and screwed connection
- Installation and operating instructions
Installation and operating instructions
General overview (Documents)
Certificate REACH (Documents)
REACH regulation
Edition | 2021-10 |
Page format | 209.9 x 297.0 mm |
Number of pages | 2 |
PDF (162 KB)