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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