Unusual Heating Of Motor - IMO HD2 IP Series Instruction Manual

HD2 IP55 High-ingress Protection Series Inverter

7.6.5 Unusual heating of motor

Unusual heating of the
motor
Whether the motor
parameters are set
correctly?
Yes
Whether parameter
autotuning is
performed?
No
Whether the inverter runs
at a low speed all the
time?
Whether it is a variable-
frequency motor?
Whether the load is
too heavy?
Whether the three
phases of the motor are
balanced?
Whether the carrier
frequency is too low?
Whether the motor
cable is too long?
If it is an inverter fault,
contact our company
Set the motor
No
No
Yes
No
Use a variable-
frequency motor
Yes
Yes
No
No
Yes
Set the carrier
Yes
No
Yes
Add an output
No
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parameters
correctly
Parameter
autotune
Reduce the
load
Replace the
motor
frequency
properly
filter