Delta MS300 Series User Manual page 637

Chapter 14 Fault CodesMS300
ID Display on LCD Keypad
143
Action Condition
Action Time
Fault Treatment Parameter
Reset Method
Reset Condition
Record
Cause
Incorrect motor wiring
Motor error
The electromagnetic contactor is
used as an open state on the
output side of the drive (U/V/W).
Motor U/V/W wire error
Fault Name
Auto-tune error 2
(AuE2)
Action and Reset
Software detection
Immediately act
N/A
Manual reset
Immediately reset
Yes
Wire the motor correctly.
Check if the motor works normally.
Verify that the three-phases of the electromagnetic valve are all closed.
Check if the wires are broken.
628
Fault Descriptions
Motor phase loss error when the motor parameter
automatically detects
Corrective Actions