Rooftop fan DRD EC Series

verticalcentrifugalcooling

DRD 18 EC - short description Centrifugal roof fan with EC motor, DN 180 DRD 18 EC - Product description Features Low energy consumption thanks to EC technology. Attractive aluminium housing. Easily detachable cover. Galvanised protective grille on the discharge side with protection against accidental contact. Sturdy eyebolts enable transport by crane. Impeller with plastic blades curved to the rear, dynamically balanced at two levels, in accordance with performance level 6.3, DIN ISO 1940. Motor DC motor. Rated voltage 230 V, 50 Hz. Thermal overload protection as a standard feature. Speed output. 0 - 10 V DC control input Soft start. IP X4 degree of protection with closed housing cover. Electrical connection In terminal box, easily accessible once housing cover has been removed. Security instructions The fan can be operated only if the protection against accidental contact with the impeller is guaranteed for fans with a free inlet.