GD310-UL series VFD
Fault tracking
-182-
8.6.6 Overheat of the VFD
VFD overheating
Clean the heat sink and
improve the condition
Reduce the carrier
frequency
If the it is the VFD fault,
contact our company
If the it is the VFD fault,
please contact with 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
8.6.7 Motor stall during ACC
Speed loss occurs to the
VFD during ACC
Check if the ACC time
is too short
If the it is the VFD fault or
interference, please
contact with our company
Overcurrent
If the it is the VFD fault
or interference, please
contact with our
company
Check if it performs
parameter autotune
Modify the torque boost
Check if the torque
boost is too high
过电流
Check if the motor is
special
Reduce the inertia of the
load and increase the
capacity of the VFD
Check if it is V/F
control
Contact our company
Check if the load
torque is too big
Thicken the motor cables and shorten
the configuration distance and adjust the
voltage of the reactor
Check if the load and
inertia is too big
Increase the ACC time
Check if the voltage between the
terminals is among the range
Reduce the torque of the
load and increase the
capacity of the VFD
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Summary of Contents for GD310-011P-4-UL
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