Event 6422
Qualified person
Event message:
Self-diagnosis
Interference device
Explanation:
The inverter has detected a device fault.
Corrective measures:
Connect to the inverter user interface and perform a restart.
If the event message persists, disconnect the inverter from the voltage source.
Wait until all LEDs are off.
Recommission the inverter.
If the event message persists, the assembly or inverter needs to be replaced.