Selection program


Centrifugal fan-MRB

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This selection programme is provided in cooperation with Venture Industries.

Centrifugal fan-MRB


Fans for the transport of process-specific media and ventilation applications. This fan type is used in the following areas, among others:

  • Sewage sludge drying
  • Industrial furnace construction
  • Thermoprocessing
  • Surface technology
  • Ventilation technology
  • Environmental technology
  • Cleaning machines
  • Special machine construction
  • Power plant construction
  • Textile machinery
  • etc.


Direct-driven industrial centrifugal fan. Housing in reinforced steel design. Impeller with backward curved blades made of steel All surfaces painted or coated in RAL 5010 / corrosion protection class C3.


  • IEC standard motor
  • Asynchronous, single-phase, 230V, 50Hz (up to 1.5 kW)
  • Asynchronous, three-phase, 230/400V, 50Hz (up to 3.0 kW)
  • Asynchronous, three-phase, 400/690V, 50Hz (from 4.0 kW)
  • Efficiency class IE3
  • Protection class IP55
  • Insulation class F
  • Designed for frequency converter operation
  • Motor ambient temperatures from -20°C to +40°C

Special designs

  • Housing positions in 45° steps
  • Direction of rotation available in LG (counterclockwise) and RD (clockwise)
  • All colours from the standard RAL colour palette
  • Increased corrosion protection
  • Housing and impeller available in different materials
  • Various shaft seals
  • Motors in special designs
  • Sound and heat insulation
  • Other special designs on request

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