Ventilation units with interior acoustic insulation and dismountable inspection hatches.

Fan:

• Galvanised sheet steel structure with thermal and acoustic insulation.
• Fibreglass-reinforced polyamide-6 impellers.
• Ventilation units prepared for vertical or horizontal work.
• Airflow direction from motor to impeller.
• Anti-corrosive finish on galvanised sheet steel.

Motor: 

• IE3 efficiency motors for powers equal to or higher than 0.75kW except single-phase. 2-speed and 8-pole.
• Class F motors with ball bearings and IP55 protection. except single-phase. from size 45 to 56. with IP54 protection. 1 or 2 speeds. depending on model.
• Single-phase 230V-50Hz and three-phase 230/400V-50Hz (up to 4kW) and 400/690V-50Hz (powers higher than 4kW).
• Operating temperature: -25ºC+ 50ºC.

On request:

• Impellers made of cast aluminium.
• Airflow direction from impeller to motor.
• 100% reversible impellers.
• Special windings for different voltages.