Ruck DHA / Ruck DHA EC
The Ruck DHA / Ruck DHA EC radial roof fans are made of aluminium with horizontal exhaust. The Ruck DHA / Ruck DHA EC roof fans with radial impeller with backward curved blades are equipped with an asynchronous motor with swivel cover. The motors of Ruck DHA / Ruck DHA EC fans have integrated thermal protection and are adapted for voltage control by means of a transformer controller, fans with EC motors are controlled by a 0-10V potentiometer. The Ruck DHA / Ruck DHA EC roof fans have an AlMg3 aluminium casing, IPX4 degree of protection.
Ruck DHA / Ruck DHA EC radial roof fans with horizontal exhaust are mounted with the fan mounting surface in horizontal position. Ruck DHA / Ruck DHA EC radial roof fans have single-phase 230V or three-phase 400V asynchronous electric motors with swivel cover. The cable is routed from the top of the roof fan. Ruck DHA roof fans reach up to 13,100 m³/h.