HWW 250/4 – Helios – Axial Plate Fan – Low Pressure
High-performance axial fan with wall mounting ring, inlet nozzle, directly driven.
Wall ring made of galvanized sheet steel, painted twice, color papyrus white, nozzle with protective grille on the suction side.Junction box on the motor.
Impeller with 7 blades made of thermoplastic. High efficiency, low operating noise. Vibration-free running due to dynamic balancing according to quality level G 6.3 VDI 2060 and DIN ISO 1940.
Single-phase AC capacitor motor, closed design, maintenance-free, with built-in thermal contacts in the winding, speed-controllable through voltage reduction, sealed, low-noise ball bearings with long-term lubrication, reversible.