Axial fans with impellers fitted with hubs that allow the blade angle to be changed smoothly during fan operation. The impellers are additionally equipped with special low-noise blades, which is a definite advantage in an open discharge system. They generate a lower noise level. By changing the blade angle, the fan performance is adjusted. Weather-resistant.
• Operating temperatures: -20 to +55°C
• Installed motor powers: 2.2 – 5.5kW
• Motors fitted with maintenance-free bearings
• Motors adapted to speed control by means of a frequency converter as standard
• Steel housings
• Corrosion-protected housing – powder-coated
• Outlet protected with protective mesh
• Optional executions
• High-temperature temp. max: 85°C
• Casing made of stainless sheet
• Flow parameters other than standard