⢠Err02: Over-current during speed up ā Check for output circuit ground/short or motor short.
⢠Err03: Over-current during speed down ā Check for output circuit issues.
⢠Err04: Over-current at constant speed ā May indicate power cable is too long.
⢠Err05/06/07: Over-voltage ā Input voltage too high or speed change too rapid.
⢠Err09: Under-voltage ā Input voltage not in specification range.
⢠Err10: Inverter overload ā Motor overloaded, clogged, or fan not working.
⢠Err11: Motor overload ā Check motor parameters; motor may be clogged.
⢠Err15: External failure ā Dust bin full, loose optoelectronic switch, or sensor broken.