5-11
5.3.5 Motor Overheating
YES
YES
NO
YES
YES
NO
NO
YES
NO
Is load or current exceeding
the specified value?
Consider reducing the load and increasing
the capacities of the inverter and motor
Motor Overheating
Is motor running at low speed
for a long time?
Is motor voltage between U-
V,V-W,W-U correct?
Is there any deterrence
preventing cooling of the
motor
Incorrect connection between
inverter and the motor
Select the motor again
INV faults
Clear the deterrence
Correct the connection
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