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Cabinet
is made of galvanized steel sheet. It is coated with black epoxy paint. All models are equipped with a protective net against small birds.
Running wheel
The impeller is radial with backward curved blades. It is made of galvanized steel sheet and is statically and dynamically balanced.
Clamps
is housed in a service switch box which also contains a start-up capacitor. The protection rating of the service switch is IP55.
Motor
is asynchronous with short armature, stator with cooling fins, motor insulation is class F. Permanent operating temperature -40 to +70 ˚C. Grease-filled ball bearings for life. Motor protection is IP54.
Speed control
is performed by single-phase electronic controllers.
Noise
emitted by the fan is listed in the table and for each characteristic.
Mounting
The fan is mounted horizontally (with the motor axis vertical) directly on the circular duct. Installation is carried out using the fan flange, which is fitted with a rubber seal.
