Fanuc alarm: 439 – n AXIS : CNV. OVERVOLT POWER

CNC Machine Alarm Error & Message: 439 – n AXIS : CNV. OVERVOLT POWER
Fanuc Alarm Description:
1) PSM: The DC link voltage is too high. 2) PSMR: The DC link voltage is too high. 3) a series SVU: The C link voltage is too high. 4) b series SVU: The link voltage is too high.

Additional Suggestions & Fanuc alarm: 439 – n AXIS : CNV. OVERVOLT POWER Clarification:
None currently

Troubleshooting Recommendations for (Fanuc alarm: 439 – n AXIS : CNV. OVERVOLT POWER) Error Message:

Fanuc CNC Control Models Applicable:16/18/21, 16i/18i/21i, 160i/180i/210i, ,


Fanuc alarm: 439 – n AXIS : CNV. OVERVOLT POWER