Radial roof fan with vertical discharge with motor placed in the 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, as well as for buildings in dense buildings.
Technical data
- impeller with backward curved blades type B
- voltage speed control
- compact dimensions
- the housing is made of high quality non-corrosive aluminum alloy resistant to weathering
- threaded connections enabling installation of roof accessories (connectors, return flaps or anti-vibration connectors)
- screws for mounting with roof base included in the set
- single-phase (230V, 50Hz) or three-phase (400V, 50Hz) asynchronous electric motors with rotating housing
- motors adapted for voltage speed control in the 80-230V range (single phase models), 100-400V (three phase models)
- IPX4 device protection rating
- engine protection degree for models 220-315 IP33, for model 355 IP44, for models 400-560 IP54
- insulation class F
- operating temperature range from -25 C to + 80 C