Radial roof fan with horizontal ejection with the motor placed in a stream of flowing air. It is used as a general exhaust ventilation facility in office, residential, industrial and public utilities. Especially recommended for buildings with a small amount of free roof space due to their compact dimensions.

Technical data

• impeller with backward curved blades type B
• speed control
• compact dimensions
• housing made of high-quality, non-corrosive aluminum alloy resistant to atmospheric agents
• screws for mounting with roof base included
• electronically commutated electric motor (EC) with built-in controller and thermal protection, integrated with the rotor
• motors adapted for smooth speed control in a wide range of fan operation
• IPX4 protection class
• degree of motor protection IP54 (IP33 for models 250, 280)
• insulation class F (B for model 355)
• operating temperature range from -25 C to +70 C