invertek At-F04 fault code meaning
invertek / At-F04
Series: Optidrive Plus 3GV
Auto-tuning failure
AC drive
Meaning:
Possible causes
Source: invertek Optidrive Plus 3GV User Guide 8.1 Fault messages P26
Series: Optidrive VTC, Optidrive Compact
Auto-tuning failure: inductance measurement too large
AC drive
Meaning:
Possible causes
Source: