www.usmotors.com
ID300/302 Integrated Motor Drive |
Troubleshooting Guide
47
Incident
Possible Cause
Remedy
Motor does
not start
At no load
Mechanical seizing
When switched off:
•
Check that rotation of the shaft is not locked.
Broken power supply line
Check the fuses, electrical protection.
Thermal protection
Check for motor OL .
On load
Phase Imbalance
When switched off:
•
Check the resistance and continuity of the windings.
•
Check the electrical protection.
Drive
Check the settings.
Thermal protection
Check for motor OL .