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Duct Fans RS and ERM-EX

Duct Fans RS and ERM-EX

RS fans

The RS centrifugal duct fans are designed for round duct systems. The backward-curved blades achieve a high efficiency and low noise level. The motor has an isolation class F and a protection class IP33 with an electric connection box protection of IP44.

Design features

  • Made of steel (or plastic on request)
  • Speed-controllable
  • Intergrated thermostatic switch
  • Fans can be used to supply or exhaust air
  • Fans can be installed horizontally and vertically
  • Fans can be installed in flexible or rigid duct
  • Incl. terminal box

ERM EX fans

The ERM.EX duct fans can be used in hazardous areas (e.g. battery charge room, garage, paint store, etc.). The ERM. EX is ATEX-certified mentioned for explosive atmosphere. The maximum air temperature is 50°C. EX ventilators cannot be frequently driven and must be protected against exhausts of objects with a diameter larger than 12 mm. The ventilators are made of antistatic plastic (polyamide).

More information about RS and ERM-EX Duct Fans

Don’t hesitate to contact us for more information about our RS and ERM-EX Duct Fans. Our skilled engineers are eager to explain the possibilities for your vessel or structure.

Download the RS and ERM-EX Duct Fans brochure for detailed information and technical specifications.

Our working method

Each project is a unique combination of improvisation and routine. There is only one thing that all the projects have in common: the main processing, all the way from initial inquiry to after-sales care:

Working method


ProductsDuct Fans RS and ERM-EX

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Duct Fan - RS and ERM-EX

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