Delta AI1 fault code meaning
Delta / AI1
Series: VP3000-E, VP3000
Open (ACE)
AC motor drive
Meaning:
Possible causes
Source: VP3000-E & VP3000-EHS User Manual (DELTA_IA-MDS_VP3000-E-VP3000-EHS_UM_SC_20260306) P1134; VP3000 Series User Manual (DELTA_IA-MDS_VP3000_UM_TC_20250523) P1191