Selection program


Roof fan-GMT-R

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This selection program is provided in cooperation with Venture Industries.

Roof fan-GMT-R


GMT-R roof fans have many applications in extract air systems.
Typical applications:

  • local stays,
  • extracts of polluted air,
  • car exhaust extraction.


  • Impellers with straight blades made of aluminium alloy,
  • canopy made of aluminium sheet,
  • welded sheet steel casing,
  • painted grey RAL7042,
  • exhaust silencer as standard,
  • service switch as standard,
  • adapted to work in a vertical position,
  • for mounting on flat roofs,
  • coil on sloping roofs after using suitable roof shelves (RS-R),
  • Maximum temperature of the pumped medium 80 ° C,
  • Ambient temperature from -15 ° C to + 40 ° C (all single-phase models),
  • ambient temperature from -30 ° C to + 60 ° C (three-phase models from 60 to 200),
  • ambient temperature from -20 ° C to + 40 ° C (three-phase models from 300 to 500).

Electric motor

  • asynchron, dreiphasig 230 / 400V, 50Hz oder 400 / 690V, 50Hz,
  • asynchron, einphasig 230V, 50Hz (je nach Lüftermodell und Motorleistung),
  • Isolationsklasse F,
  • Schutzart IP55,
  • Drehstrommotoren zur Frequenzregelung im Bereich von 25-50Hz.

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