INVT Goodrive300 Series Operation Manual page 204

Goodrive300 Series VFD
8.6.6 Overheat of the VFD
VFD overheating
Check if the load is too
heavy or the capacity of
the VFD is too low
No
Check if the ambient
temperature is too
high
No
Check if there is
abnormal noise to the
fan of the VFD
No
Check if the heat sink
is jammed
No
Check if the carrier
frequency is too high
No
If it is the VFD fault,
contact our company
Decrease the load and
Yes
increase the capacity
of the VFD
Add heat-releasing
Yes
device or derate the
VFD
Yes
If it is the VFD fault,
contact our company
Clean the heat sink
Yes
and improve the
condition
Yes
Reduce the carrier
frequency
199
Fault tracking