Selection program


Roof fan-RBM

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This selection program is provided in cooperation with Venture Industries.

Roof fan-RBM


Fans for systems for extracting polluted air. Typical applications:

  •  Local exhaust fumes
  •  Extraction of polluted air
  • Car exhaust extraction


  • Sheet steel rotor, painted (250 models, 280 and 315) or sheet aluminium (models 355 and larger) with backward inclined blades, dynamically balanced according to ISO 1940-1
  • Canopy made of sheet aluminium
  • Housing made of welded sheet steel
  • Painted grey RAL7042
  • Service switch as standard
  • Suitable for vertical operation
  • For installation on flat roofs
  • Installation on sloping roofs after using suitable roof shelves (RS-R)
  • Maximum temperature of the pumped medium 80 ° C
  • Ambient temperature from -30 ° C to +60 ° C

Electric motor

  • Asynchronous three-phase, 230 / 400V 50Hz or 400 / 690V 50Hz in efficiency class IE3
  • Protection class IP55
  • Insulation class F
  • For frequency control

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