Chapter 14 Fault Codes and DescriptionsC2000 Plus
ID* Display on LCD 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 Act immediately 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 + 30V (Frame A–
(Frame E and below)
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 fault still occurs, return to the factory for repair.
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