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Yolanda SextonSep 7, 2025
What does 'RCMU Fault' mean on my CARLO GAVAZZI Inverter?
- JJennifer BeardSep 7, 2025
The 'RCMU Fault' error on your CARLO GAVAZZI Inverter indicates that the residual current protective device is malfunctioning. Restart the inverter again; if the problem persists, further assistance is needed.