Série EFR

EFR

EFR

Use
This series is particularly suitable for the removal of air, fumes and gases (foundries, woodworks, paper mills, heating plants, drying plants, chemical industries).
Working temperature
- 20°C + 40°C.
Construction
Axial-flow fan, direct drive. The impeller is made of die-cast aluminium, and has adjustable blades. The housing is made of welded sheet steel with inlet nozzle (on demand). The presence of the down stream guide vanes gives a clean improvement of the characteristics
Motor
The motor is three-phase, 230/400 V, 50 Hz, B5 or B14 (see table). See Drawing for the positions of the connection box. Without cap and cooling fan, with other frequencies or tensions on demand.
Direction of the air
Normally supplied with the air flowing from the impeller to the motor (air flow B). With special orders the fans can be supplied with the direction from the motor to the impeller (air flow A).

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