SKRD EC 450/70/40 A – Helios – InlineVent – Rectangular Fan Acoustically Lined With Backward Curved Impeller
Rectangular EC-centrifugal fan, sound insulated, with swing out motor and impeller unit, for in-line installation in rectangular ducting.
Casing made from galvanised steel and flanged on both ends, compact design, casing acoustically lined with 50 mm thick mineral fibreboard. Service friendly (cleaning) through swing out motor and impeller unit.
High performance, centrifugal, backward curved impeller made from polymer and galvanised steel. For quiet running dynamically balanced. Aerodynamically optimised, intake flow by means of an inlet nozzle.
Energy saving, speed controllable EC- external rotor motor with highest efficiency, protection to IP 44. With ball bearings, maintenance-free and radio suppressed. Integrated electronic temperature monitoring for EC-motor and electronics. Stepless speed control with potentiometer or universal control system EUR-EC. Terminal box (IP 54) fitted to a flying lead.