Square duct fans from Systemair are availbable in several configurations with different efficient motor variants, making them the most flexible solutions on the market.
Air volumes from 520 - 5875 l/s (1865 - 21150 m³/h)
Casing
Casing manufactured from galvanised steel.
Motor
Voltage controllable external rotor motors.
Impeller geometry
Mix flow impeller.
Output control
Speed controllable via voltage reduction using a transformer.
Motor protection
Integrated thermal contacts with cables for connection to a motor protection switching device.
Casing
Self supporting aluminium frame construction with highly impact resistant PA6 corners. 20 mm glass wool acoustic and thermal insulation.
Motor
Depending on the version, equipped with voltage controllable external rotor motors or frequency inverter controllable IE2 standard motors.
Impeller geometry
Radial impeller with backward curved blades.
Output control
Depending on the version, output control via transformer, star-delta switching or frequency inverter is possible.
Motor protection
Integrated thermal contacts with cables for connection to a motor protection switching device. The IE2 motors are equipped with PTC thermistors with cables for connection to a motor protection switching device.