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Beschreibung
A forced cooling fan is installed in order to ensure motor cooling independent of the
motor speed. This means the motor can permanently deliver the full rated torque at
small speeds without the risk that the motor will overheat.
With forced cooling, the PVC fan installed as standard on the motor shaft is removed.
The cooling effect is at least equivalent with self-ventilation.
The metal cover of the forced cooling fan has the DR typical octagonal shape instead of
the cylindrical shape. The length of the forced cooling fan guard varies depending on the
motor options, such as brake or encoder. This also applies to the punched grooves, for
example in the case of manual brake release.
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