HNC Electric HV590 Series, User Manual

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Section VI. Fault Diagnosis & Solutions
4
、
Increase acceleration time
Fault name
Deceleration over voltage
Panel display Fault No.6= Err06
Fault investigation
1
、
High input voltage
2
、
External force drive motor operation during deceleration process
3
、
Deceleration time too short
4
、
No braking unit and brake resistence installed
Fault
countermeasures
1
、
Adjust voltage to normal range
2
、
Cancel external force or install brake resistence
3
、
Increase deceleration time
4
、
Install braking unit and brake resistence
Fault name
Constant speed over voltage
Panel display Fault No.7= Err07
Fault investigation
1
、
External force drive motor operation
2
、
High input voltage
Fault
countermeasures
1
、
Cancel external force or install brake resistence
2
、
Adjust voltage to normal range
Fault name Control power supply fault
Panel display Fault No.8= Err08
Fault investigation 1
、
Input voltage is not within the specified range
Fault counter
measures
1
、
Adjust voltage to normal range
Fault name Undervoltage fault
Panel display Fault No.9= Err09
Fault investigation
1
、
Instantaneous power-off
2
、
Input voltage is not within the specified range
3
、
Bus voltage anomalies
4
、
Rectifier and buffer resistance anomalies
5
、
Drive board anomalies
6
、
Control board anomalies
Fault
countermeasures
1
、
Reset fault
2
、
Adjust voltage to normal range
3
、
For technical support
Fault name
Inverter overload
Panel display Fault No.10= Err10
Fault investigation
1
、
Small type selection of inverter.
2
、
Overload or motor stall
Fault
countermeasures
1
、
Choose inverter of greater power level
2
、
Reduce the load and check the motor and mechanical condition