INVT GD300-075G-4 - Page 204

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