The casing and the impeller are made of high-quality durable ABS plastic, UV resistant. The intellectual impeller design makes the fan efficiency high and the service life long.
- Protection rating IP X4.
- Reliable and low-watt electric motor.
- Designed for continuous operation and requires no maintenance.
- Equipped with overheating protection.
Manual – The fan is controlled by a room light switch. It is not included in the delivery package.
Speed control is possible through a thyristor speed controller (see Electrical Accessories). Several fans may connected to the same regulator unit.
Automatic – By the electronic control unit BU-1-60 (see Electrical Accessories). The control unit is
The fan is mounted into a matching duct size. Fastening with clamps in case of flexible duct connection. This series fans have different intake and exhaust flange diameters to enable attachment of the decorative grille MV to the appropriate intake flange diameter in case of direct installation into the ventilation shaft or instead of the existing ventilation grille.
The fan can be mounted on a horizontal or vertical flat surface by a fixing bracket (VKOk model).
Two fans can be installed in series for higher performance.