Inovance F23 fault code meaning
Inovance / F23
Series: HD5X
Output insulation degradation fault
AC drive
Meaning: The zero-sequence component of the output voltage exceeds the set threshold
Possible causes
- 1.Three-phase output voltage sampling board error
- 2.Ground fault on one AC drive output phase
- 3. Threshold setting is too low.
Source: HD5X Series High-Voltage AC Drive User Manual P86
Series: HD90P
Low output impedance fault
AC drive
Meaning:
Possible causes
Source: HD90P Series High-Voltage Variable-Frequency Power Supply User Manual P110
Series: HD9X
3. Motor three-phase winding insulation-to-ground error
AC drive
Meaning:
Possible causes
Source: HD9X High-Voltage AC Drive User Manual P166