Delta bACn fault code meaning
Delta / bACn
Series: MX300
Modbus station number conflict
AC motor drive
Meaning: Any two inverter axes in a multidrive AC motor drive system have the same Modbus station number.
Possible causes
- Duplicate Modbus station numbers for inverter axes
Source: MX300 Series User Manual (DELTA_IA-MDS_MX300_UM_TC_20260226) P189