SKRW EC 450/70/40 – Helios – InlineVent – Rectangular Fan Acoustically Lined With Backward Curved Impeller
Radial EC duct fan silenced, for direct mounting in a rectangular duct system, fan unit can be swung out.
Housing made of galvanized sheet steel with channel flange profiles standardized on both sides, space-saving design, sound-absorbing inner lining with 50mm thick mineral fiber boards. Service-friendly thanks to the swiveling motor-impeller unit.
High-performance radial impeller with backward curved blades made of plastic and galvanized steel. Vibration-free running through dynamic balancing. Aerodynamically optimized, inflow via nozzle.
Driven by an energy-saving, speed-controllable EC external rotor motor with degree of protection IP44 with maximum efficiency. Maintenance and radio interference free, ball bearing. Integrated electronic temperature monitoring for EC motor and electronics.Infinitely variable speed control with potentiometer or infinitely variable speed control with the universal control system EUR-EC.
Connection via standard terminal box (IP54) mounted on the executed cable.