The REC 40-20B rectangular duct centrifugal fan is used in commercial and industrial facilities for exhaust and supply air as part of general ventilation and air conditioning systems. The fan is equipped with a three‑phase motor located in the air stream. Operating temperature: –20 °C to +50 °C. The high aerodynamic performance of the blades ensures low noise levels. The housing and impeller are made of galvanized sheet steel. Compact dimensions and a hinged lid for ease of maintenance. Motor insulation class F, ingress protection rating IP44.
Power consumption, (W): 130 W
Rotational frequency, (RPM): 2685 RPM
Capacity, (m³/h): 1150 m³/h
Noise level, (dB(A)): 59 dB(A)