Common Fault Analysis - INVT Goodrive3000 GD3000-01-055G-12 Operation Manual

Goodrive3000 series medium voltage inverters

6.3 Common fault analysis

6.3.1 The motor does not work
Normal running
Normal
Reset the
No
parameters
if it is normal running
Abnormal
If the communication
Normal
Normal running configuration is right or
not
Abnormal
6.3.2 Motor vibration
No
Set right V/F vibration
parameter or not
Set right parameter
The motor does not
If the POWER is on or
If there is displaying on
Settle the fault
Yes
If the keypad displays the
according to the
information or not
fault information
Communication
If the communication Ensure the running
parameter is right or not? command channel
Yes
Normal
Normal running Press RUN to run
If the speed command
setting is right or not
Check the voltage of
UVW with multimeter
If the motor configuration
No
Motor fault If the load is too heavy
No
Yes
Goodrive3000 series converter
rotate
No
not? If the contactor closes on
the keypad
Yes
voltage of RST
with multimeter
No
Terminal
Check the voltage of
the power supply
Keypad
Check the state of the input terminal
Abnormal
No
If the running is normal after setting
a right speed command
Yes
Abnormal
Normal
No
Set a right motor
is right or not
Yes
Reduce the load if the
Yes
motor is locked due
Motor vibration or
abnormal noise
Check the motor parameter
or motor type is right or not
Yes
Perform parameter
autotune or not
Yes
Vector control or not
Yes
Check the speed loop and
current loop are right or not
Yes
Check if there is abnormal
vibration to frequency
reference
No
Check if there is abnormal
fluctuation to the load
No
If it is the inverter fault,
please contact with our
company
-149-
No
Switch on the air
the input side contactor
Yes
Check the
Normal
Inverter fault
Abnormal
Normal running
Normal
If the running is normal or
No
not after switching on the
terminal
Yes Abnormal
Normal
Normal running
Inverter fault
configuration
to heavy load
Please set right
No
motor type and
parameters
No
Perform right
parameter autotune
No
Set right
parameters
Yes
Check frequency
reference
Yes
Check the load