VENTS CF3 series

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