Applicable Systems
Vacon 100
Symptoms
Overcurrent: output current exceeds trip limit.
Possible Causes
- Motor cable short
- Motor winding short
- Acceleration too fast
Troubleshooting Steps
- Step 1: Disconnect motor and power on
Fault clears without load - Step 2: Megger test motor
Insulation > 1 MOhm - Step 3: Increase acceleration time
No overcurrent trip
How to Reset
Reset via control panel after resolving overcurrent.
Source: Vacon NXP Quick Guide, Danfoss/Vacon
Category: PLC & VFD