Delta VFD2A7MS43ANSAA

Chapter 14 Fault CodesMS300
620
ID
Display on LCD Keypad
Fault Name
Fault Descriptions
127
Internal communication
error
(CP33)
Abnormal internal communication
Action and Reset
Action Condition
Software detection
Action Time
Immediately act
Fault Treatment Parameter
N/A
Reset Method
N/A
Record
Yes
Cause
Corrective Actions
Internal communication error
Contact your local distributor or Delta.