Chapter 14 Fault Codes and Descriptions
ME300
No. Display on LED Keypad Fault Name Fault Descriptions
11
Low-voltage during
acceleration (LvA)
DC bus voltage is lower than Pr.06-00 setting value
during acceleration.
Action and Reset
Action condition Pr.06-00 (Default = depending on the model)
Action time Immediately act when DC bus voltage is lower than Pr.06-00.
Fault treatment parameter N/A
Reset method Manual reset
Reset condition
Reset when DC bus voltage is higher than Pr.06-00 + 30 V (230V models) / +
60 V (460V models).
Record Yes
Cause Corrective Actions
Power-off Improve power supply condition.
Power voltage changes Adjust voltage to the power range of the drive.
Start up the motor with large
capacity.
Check the power system.
Increase the capacity of power equipment.
The load is too large.
Reduce the load.
Increase the drive capacity.
Increase the acceleration time.
DC bus Install DC reactor(s).
Check if there is short circuit plate
or any DC reactor installed
between terminal +1 and +2.
Connect short circuit plate or DC reactor between terminal +1 and +2.
If the error still exists, return to the factory for repair.
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