ABB ACS880+N5350 User Manual page 192

Table 13-2 Fault Messages (Alphabetical by Keypad Text)
Fault
FB A force trip
FB B force trip
3AXD50000011888
Fault # Cause
FF81 A fault trip command has
been received through
fieldbus adapter A.
FF82 A fault trip command has
been received through
fieldbus adapter B.
What to do
Check the fault information provided by the PLC.
Check the fault information provided by the PLC.
Troubleshooting 13-19