Systemair AR 630E6 sileo Axial fan - Axial duct fan

speed controllable by voltage reduction, plus option of 2-step operation by D/Y switching for 400V versions safe and maintenance free operation can be installed in any mounting position electric connection via terminal box mounted on the casing Axial fans of the AR sileo range do have a bionic shape of the fan blade, and are driven by external rotor motors. The AR range is mounted in a round casing according Eurovent 1/2, galvanized steel and powder coated in black (RAL9005). The axial impeller is manufactured from black high efficiency composite material. The impeller is balanced dynamically in two levels in accordance with DIN ISO 1940 part 1, quality G6.3. The motors are equipped with thermal contacts for motor protection, with leads to be connected to a motor protection unit.