Applications
- Continuous or periodic exhaust ventilation of bathroom, showers, kitchens and other utility spaces.
- Ventilation shaft mounting or duct connection.
- Designed for high-resistance ventilation duct systems.
- Compatible with 100 mm air ducts.
Design
- Modern design and aesthetic look.
- The casing and the impeller are made of high-quality durable ABS plastic, UV resistant.
- The easy to use removable grille with a filter element protects the fan internal components against grease and dust penetration and makes it suitable for kitchen exhaust ventilation.
- The basic CF3 fan modification includes a dust filter. Aluminium grease filter configurations are also available (CFA3 model).
- The centrifugal fan impeller has forward curved blades for high pressure and low noise levels.
- Equipped with a gravitational backdraft damper for air back flow prevention.
- Protection rating IP 24.
Motor
- Reliable and low-watt single-phase three-speed electric motor.
- Motor equipped with ball bearings mounted on specially designed vibration dampers.
- Designed for continuous operation and requires no maintenance.
- Equipped with overheating protection.
Control
Manual:
- The fan is controlled by the speed switch P3-1-300 delivered as a standard (CF3 P3 model).
Automatic:
- By the electronic control unit BU-1-60 (see Electrical Accessories). The control unit is supplied separately.
Mounting features
- Suitable for external or built-in mounting.
- Flexible duct application is recommended in case of remote location of the ventilation shaft. The air duct is connected to the fan exhaust flange through a clamp.
- Fixed to the wall by self-tapping screws or fixing brackets.
- Suitable for ceiling mounting.
- For 12 V low-voltage motor fan connection to 220 V / 50 Hz power mains use the step-down transformer TRF 220/12-25 that is available upon separate order.
Mounting examples
Wall surface mounting | Wall flush mounting |