Roof centrifugal fan ERF 250

Efficient air extraction from roof installation

The ERF 250 roof centrifugal fan is designed for extracting polluted air and other non-flammable air mixtures from buildings. It is intended for roof installation in a horizontal position, making it an excellent choice for reliable ventilation of residential and commercial spaces.

Main advantages

• Strong airflow
  With an airflow of 1280 m³/h, it ensures efficient air extraction where a faster air exchange effect is needed.
• Robust construction
  The housing made of galvanized sheet metal is built for a long service life and stable operation in more demanding conditions.
• Reliable motor protection
  The ball-bearing motor and automatic resettable overheat protection with restart increase safety and reliability of use.
• Protection against dust and splashing
  Protection class IP54 helps in use in environments where dust and splashing water are present.
• A good solution for continuous ventilation
  The fan is suitable for buildings where you want stable air extraction without complicated control.

Installation

The ERF 250 model is intended for roof mounting. It is installed in a horizontal position, while the motor axis must be positioned vertically. Installation on a mounting socket or directly on the roof outlet of the ventilation shaft is possible.

The fan is made of galvanized sheet metal and has a single-phase asynchronous motor. The design enables reliable operation for air extraction from various buildings where stable performance and simple installation are important.

Frequently asked questions

Is the fan suitable for roof mounting?
Yes. ERF 250 is designed for roof installation in a horizontal position.

What does protection IP54 provide?
It helps protect against dust and splashing water, which contributes to more reliable operation.

Does the fan have overheat protection?
Yes. It has built-in automatic resettable overheat protection with restart capability.

What is it intended for?
For the extraction of polluted air and other non-flammable air mixtures from residential and commercial buildings.

Conclusion

ERF 250 is a reliable choice for roof air extraction, where strong airflow, robust design and easy installation are important. With a combination of 1280 m³/h, protection IP54 and a 2-year warranty, it offers a balanced solution for everyday ventilation.