VFD Overcurrent (OC) Fault: Causes, Diagnosis and How to Fix

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A VFD tripping on overcurrent (OC/OC1/OC2/OC3) usually points to acceleration, short-circuit, or load problems. Step-by-step diagnosis by when the fault occurs, plus the parameters to check. Full symptom, root-cause and fix guide: https://www.lunab2b.com/blog/vfd-overcurrent-oc-fault-troubleshooting