Fans with air flow up to 1570 m3/h into circular ducts for diameters 100 - 315 mm.
The fans are made of galvanized steel sheet, have a compact low-profile design and are equipped with a 230 V/50 Hz EC motor with thermal protection. The fans are IP44 rated and suitable for operation with air temperatures up to 60 °C. The throats are fitted with gaskets.
Speed control is carried out by means of a potentiometer located in the terminal block, by external control or by 0-10 V analogue input from external sensors.