INVT Goodrive300-19 Series Operation Manual page 200

Goodrive300-19 series open loop vector inverter special for hosit
8.6.5 Abnormal heat of the motor
Check if there is
abnormal heat to the
motor
Check if the parameter is
right or not
Yes
Check if it needs to carry
out parameter autotune
Yes
Check if the inverter runs at low
speed all the time
No
Yes
Check if it is variable
frequency motor
Yes
Check if the load is too
heavy
No
Check if the 3-phase
motor is balanced
Yes
Check if the carrier
frequency is too low
No
Check if the motor wire
is too long
No
If it is the inverter fault,
please contact with our
company
-199-
Set right
No
motor
parameters
No
Parameter
autotune
No
Select right
motor
Yes
Low the load
No
Change the
motor
Set proper
Yes
carrier
frequency
Yes
Add output
filter
Fault tracking