Applicable Systems
MoviDrive
Symptoms
Ground fault: output current leakage to ground.
Possible Causes
- Motor winding short to ground
- Motor cable insulation breakdown
- Drive output ground leak
Troubleshooting Steps
- Step 1: Megger test motor to ground
Insulation > 1 MOhm - Step 2: Inspect motor cable
No ground fault path - Step 3: Disconnect motor and test
Fault clears without load
How to Reset
Reset via control panel after fixing ground fault.
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Source: SEW Movidrive MDX61A System Manual, SEW-EURODRIVE
Category: PLC & VFD
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