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Product description

Axial fans with impellers fitted with hubs, allowing the blade angle to be changed during operation. Impellers fitted with standard blades. Capacity adjustable by changing the blade angle. Optionally available in high temperature versions up to +85°C. Weather resistant.

  • Standard diameter range: Ø800 – 1000mm
  • Capacity range: 20000 – 50400m3/h
  • Operating temperatures: -20 to +55°C
  • Installed motor powers: 2.2 – 5.5kW
  • Motor speeds: 1000 min-1
  • 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






  • Machined from structural steel sheet. Fitted with a flange and inlet confuser rolled from the casing shell and provided with connection holes
  • Equipped with bolted or welded motor shelf
  • Protected against corrosion by powder coating. Painted in colour: RAL 9005 (black)

Housing optional:

  • Corrosion protection by hot-dip galvanising
  • Housing made of stainless steel, grade 1.4301
  • Aluminium enclosure
  • Painted in another RAL colour


  • Asynchronous 3 phase
  • Supply voltage: 3~ 230/400V; 400/690V
  • Efficiency class : IE3
  • Insulation class: F
  • Degree of protection: IP 55
  • Die-cast aluminium motor housing

Motor optional execution:

  • Supply voltage: 440V, 460V, Power frequency: 60Hz
  • Efficiency class: IE4
  • Motor insulation class: H
  • Degree of protection: IP 56, IP66
  • Winding temperature sensors


  • Blades made of composite, hub made of die-cast aluminium
  • High flow capacity in the low pressure range
  • Dynamically balanced to class G-6.3 according to ISO 1940-1