Roof centrifugal fan ERF 220

Roof fan for reliable air extraction

ERF 220 is a roof-mounted centrifugal fan for extracting contaminated air and other non-flammable air mixtures. It is intended for roof installation, where it helps maintain a constant air exchange in residential and commercial buildings.

Main advantages

• Reliable air extraction
  A capacity of 835 m3/h enables efficient room ventilation and a steadier airflow.
• Robust roof design
  The casing made of galvanized steel sheet is ready for more demanding operating conditions on the roof.
• Protection against dust and splashing
  Protection rating IP54 contributes to safer operation in environments where protection against external influences is important.
• Safer motor operation
  Automatic restart overheat protection helps ensure reliable restart after overload.
• Stable and quieter operation
  Ball bearings and a single-phase asynchronous motor support a long service life and predictable operation.

Installation and use

The fan is intended for roof mounting in a horizontal position, with the motor shaft positioned vertically. It is installed on a mounting base or directly on the roof outlet of the ventilation shaft. This design is suitable for systems where reliable air extraction from the building is required.

Frequently asked questions

Is the fan suitable for roof mounting?
Yes, ERF 220 is designed for roof mounting and horizontal installation.

What kind of air can it extract?
It is intended for extracting contaminated air and other non-flammable air mixtures.

How is it protected against external influences?
It has protection IP54 and a galvanized steel casing, which helps resist dust and splashing water.

Does it have overheat protection?
Yes, the fan has self-resetting restart overheat protection.

Conclusion

ERF 220 is a practical choice for roof ventilation systems where reliable air extraction, robust design, and simple installation are important. With its technical features and 2-year warranty, it offers a balanced solution for everyday use in buildings.