F1
Over current fault
Vacon · NXP AFE-II Drive
What does F1 mean?
The drive has detected an abnormally high current in one of the output phases, exceeding a hardware trip limit of 4 times the nominal current (Ih). This indicates an immediate and severe electrical overload condition. If left unresolved, it can lead to component damage or system instability.
Source: Vacon NXP AFE-II Drive
View Official PDF