Technical data
Chapter 4 Operation
37
A
larm/
Protection/
Fault
Definition Possible causes
Recommended
solutions
Fault
IntFaultA~O
Internal fault of the
inverter
Fault occurs inside
the inverter
1、The inverter can be
forced to restart once if
it is required by
operation and if it is
confirmed that there is
no other problem;
2、Contact after-sales
service personnel