Wilo Helix V 204-1/16/E/S/400-50 / 0.37kW Vertical Multistage Pump
18533
The Wilo Helix V 204-1/16/E/S/400-50 is a vertical multistage high-pressure centrifugal pump from the Wilo Helix V range with a 0.37 kW motor rating. Non-self-priming, high-efficiency multistage highpressure centrifugal pump in vertical design with in-line connections.
Applications
- Water supply and pressure boosting
- Industrial circulation systems
- Process water
- Closed cooling circuits
- Fire extinguishing systems
- Washing systems
- Irrigation
Features
- Efficiency-optimised, laser-welded 2D/3D hydraulics, flow and degassing optimised
- Corrosion-resistant impellers, guide vanes and stage housings
- Flow and NPSH-optimised pump housing
- Maintenance-friendly design with particularly robust coupling guard
- Drinking water approval for pumps with parts that come in contact with the fluid made of stainless steel (EPDM version)
Specifications
| Parameter | Value |
|---|---|
| Brand | Wilo |
| Item code | 4201341 |
| Model | Helix V 204-1/16/E/S/400-50 |
| Series | Wilo Helix V |
| Type | vertical multistage high-pressure centrifugal pump |
| Pressure port | G1 |
| Rated power P2 (kW) | 0.37 |
| Minimum efficiency index (MEI) | 0.7 |
| Maximum inlet pressure p inl | 10 bar |
| Maximum operating pressure PN | 16 bar |
| Discharge port | G 1 |
| Min. fluid temperature Tmin | -30 °C |
| Max. fluid temperature Tmax | 120 °C |
| Min. ambient temperature Tmin | -15 °C |
| Max. ambient temperature Tmax | 50 °C |
| Voltage tolerance | ±10 % |
| Rated power P2 | 0.37 kW |
| Rated current IN | 0.95 A |
| Rated speed n | 2850 1/min |
| Power factor cos φ100 | 0.76 |
| Motor efficiency 50% ηM 50% | 64.8 % |
| Motor efficiency 75% ηM 75% | 71.1 % |
| Motor efficiency 100% ηM 100% | 72.8 % |
| Pump housing | Stainless steel |
| Impeller | Stainless steel |
| Shaft | Stainless steel |
| Shaft seal | BQ1EGG |
| Gasket material | EPDM |
| Stage chamber material | Stainless steel |
| Pipe connection, suction side DNs | G 1 |
| Pipe connection, discharge side DNd | G 1 |
Dimensions & Weight
| Dimension | Value |
|---|---|
| Length L | 223 mm |
| Width W | 212 mm |
| Height H | 585 mm |
| Net weight (approx.) | 17.8 kg |
| Gross weight (approx.) | 21.3 kg |
| Length with packaging | 800 mm |
| Width with packaging | 400 mm |
| Height with packaging | 370 mm |
Data from the Wilo online catalogue and the Wilo South Africa price list. Specifications may change without notice.