Helios Ventilatoren 2251 Duct extractor fan 400 V 2790 m³/h 250 mm
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Technical specifications
- Material of housing: Steel, treated
- Air quantity unloaded: 2790 m³/h.
- Connection voltage 400 V
- Power consumption 0.43 kW
- With thermal protection: Yes
- DC motor: No.
- Indirect drive: No.
- Electrical connection: Connection terminals
- Protection class (IP) IP54
- Max. Air temperature 60°C.
- Motor with 2 speeds: No.
- Suitable for electronic control: Yes
- Suitable for frequency control: Yes
- Suitable for low current control: No.
- Suitable for transformer control: Yes
- Pole switch-able: No.
- Length 300 mm
- Diameter of housing 305 mm
- Channel diameter 250 mm
- Connection: Flange
- Product type
Duct extractor fan
- Nominal voltage
400 V
0.430 kW
- Air flow rate
2790 m³/h
- Suitable for pipe Ø
250 mm
- Min. temperature
60 °C
- Max. temperature
60 °C
IP54
- Material
Steel
- Length
300 mm
- UKCA
yes
Documents & Downloads
User & Safety Instructions
User & Safety Instructions 3161528 Helios Ventilatoren 2251 Duct extractor fan 400 V 2790 m³/h 250 mm
Description
Mid-pressure pipe fan with cylindrical tube shell, flange on both sides, directly driven. Cylindrical tube made of galvanized steel plate, with flange shaped on both sides, shown in hole pattern according to DIN 24155 Bl.3 with integrated guide wheel. Axial load wheel made of plastic with 14 spatially curved blades. Vibration-free operation thanks to dynamic balancing according to quality level G 6.3 VDI 2060 and DIN ISO 1940. Three-phase short-circuit motors controlled by voltage reduction Speed, thermal contacts, closed design, maintenance-free, sealed, Low-noise ball-bearing with long-term lubrication.
This text is machine translated.
This text is machine translated.