The Helios Fans RRK 100 is a high-performance radial duct fan from the RADAX RR series, designed for direct installation in circular duct systems. It features a tough, impact-resistant plastic housing with round connections that match standard pipe dimensions, ensuring easy integration. The fan is equipped with a high-efficiency radial impeller made of plastic with backward-curved blades, dynamically balanced to quality grade G 6.3 in accordance with VDI 2060 and DIN ISO 1940, ensuring smooth and vibration-free operation.
The unit is powered by a single-phase AC external rotor motor enclosed in a sealed, maintenance-free design. It includes built-in thermal contacts for safety, along with low-noise ball bearings that are permanently lubricated for long-term durability. Ideal for residential and light commercial applications, the RRK 100 offers reliable and quiet air movement in ducted ventilation systems.