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| Function |
In the heat of summer, everyone appreciates the stream of cool air produced by a fan. Of course, hardly anyone notices the electric motor which drives the fan. Furthermore, such motors not only drive fans but a large number of other household appliances. |
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The electric motors fitted in these appliances must run maintenance-free over the whole life of the appliance. If the motor fails, this often means the end of the appliance too. |
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Furthermore, the motors must not make too much noise. Nobody really wants the stream of cool air to be spoilt by an accompanying buzzing noise. |
| Requirements |
Electric motors can only fulfil these demands if the rotor bearing arrangement meets equally high standards. The following requirements are therefore placed on the rotor bearing: |
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