- Ideal for outdoor applications (hobby, garden)
- Rust-free stainless steel prevents corrosion, even with prolonged service periods
- 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
Jet HWJ
System
Design
Self-priming water-supply unit
Application
- Water supply
- Sprinkling
- Irrigation and spraying
- Pumping water from wells and out of low-lying tanks
Equipment/function
- Directly flanged motor
- Pressure switch
- Diaphragm pressure vessel
- for use with single-phase motor
- Connection cable with plug
- Thermal motor protection switch
Type key
| Example: | HWJ-203-EM-50/2-2 |
| HWJ | Domestic water system with WJ pump and diaphragm expansion tank |
| 2 | Rated flow rate Q in m³/h at optimum efficiency |
| 03 | Version 3 with higher pressure than version 2; no correlation with number of impellers |
| EM | Single-phase 230 V |
| [space], 50 | With standard diaphragm expansion tank, with 50-litre diaphragm expansion tank |
| /2 | Index of technical development |
| -2 | With IE2 motor |
Technical data
- Mains connection 1~230 V, 50 Hz
- Suction head max. 8 m
- Inlet pressure max. 1 bar
- Start-up pressure 1.5 bar
- Variable switch-off pressure
- Fluid temperature +5 °C to +35 °C
- Max. operating pressure 6 bar
- IP rating IP 44
- Connection on discharge side Rp 1
- Suction-side connection G 1
Materials
- Pump housing stainless steel 1.4301
- Impeller made of 1.4301 stainless steel
- Shaft made of 1.4005 stainless steel
- Mechanical seal made of carbon/ceramic
- Stage chambers made of Noryl
- Diffuser/injector made of Noryl
- Seal made of NBR
Scope of delivery
- Pump
- Pressure switch
- Pressure gauge
- Diaphragm pressure vessel (20/50 l)
- Pressure hose with steel casing and screwed connection
- Installation and operating instructions
Accessories
- Suction hose set
- Float switch
Installation and operating instructions
Group Statement
Group Statement REACH
Article Number:
Issue date: 2021-05
Edition:
Language: language neutral
Download