IBC control MicroMax180, Руководство пользователя, Страница: 27 / 192

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Probable fault cause
Probable fault cause
Phase-to-earth short circuit
MicroMax180 trips immediately.
- Earth fault in motor or cable
In the event of an earth fault, the control unit must be reset with
power off.
Overcurrent
MicroMax180 limits current to 2.4 A, above which it will trip after
4-5 seconds.
- The motor is too small in relation to wheel diameter
- Wheel rotation sluggish
- Damaged motor, e.g. bearing fault
Measure amperage.
NOTE! Precise voltages and amperages can only be obtained with a
moving-iron ammeter.
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SETTINGS VIA POTENTIOMETER
Max speed Potentiometer for adjusting max. speed.
Adjust between 40-100 Hz.
Factory setting, 50 Hz.
PUSH BUTTON
Reset
Reset button for resetting the control unit.
The control unit also resets in the event of voltage drop-out.
In both cases, all alarms reset.
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