Delta AUE9 fault code meaning
Delta / AUE9
Series: VP3000-E, VP3000
Motor auto measurement error
AC motor drive
Meaning: Synchronous motor Ld measurement error during motor auto-tuning
Possible causes
- Incorrect motor parameter settings
- Incorrect motor wiring
- Motor fault
- There is an error in the motor U/V/W wiring.
- On the output side of the AC motor drive (U / V / W)
- The electromagnetic contactor is open.
Source: VP3000-E & VP3000-EHS User Manual (DELTA_IA-MDS_VP3000-E-VP3000-EHS_UM_SC_20260306) P403; VP3000 Series User Manual (DELTA_IA-MDS_VP3000_UM_TC_20250523) P438