Exhaust fan with shutters / WF-1220, 38000m3/h

High - performance belt - driven exhaust fans of the WF series are designed to operate in a "mixed" and "tunnel" ventilation scheme with air supply through tunnel shutters.

- impeller with 6 blades statically and dynamically balanced to reduce noise and vibration;

- central hub and V - belt pulley made of die - cast aluminium;

- housing and diffuser are made of high - strength galvanized sheet steel;

- check valve shutters are made of special strength galvanized steel;

- a pusher - a counterbalance provides easy and reliable opening and closing of blinds;

- silent bearing with high service life;

- 3 - х фазный электродвигатель со степенью защиты IP55, класса изоляции F, проходит индивидуальный контроль качества, рекомендован для работы с частотным преобразователем.