Goodrive3000 series medium voltage VFD
Goodrive3000 inverter
-142-
6.3.2 Motor vibrates
Motor vibrates or emits
an unusual sound
Whether the motor
parameters and motor type
are set correctly ?
If it is a VFD fault, contact
our company
Whether unusual
fluctuations occurs on the
load?
Whether unusual
fluctuations occurs when it
runs at the set frequency?
Whether the ASR and ACR
parameters are set
properly?
Whether it is vector
control?
Whether autotuning is
performed?
Set the motor type
and parameters
correctly
Perform autotuning
Set the parameter
properly
Whether the V/F
vibration parameter is
set properly?
Set the parameters
properly
Check the set
frequency
Check the load
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
6.3.3 Overvoltage
Overvoltage fault
Whether the voltage of the power
supply is within the standard range?
Whether the ACC/DEC
time is too short?
Whether the loaded motor
is drived reversely?
Ensure the power supply
meets the requirement
Whether UVW on the output
side of the VFD is short to
ground?
Whether the wiring on the
output side of the VFD is
performed properly?
Rectify the short-circuit
fault and perform the
wiring properly
Prolong the ACC/DEC
time
Check the load and adjust
If it is a VFD fault, contact
our company
Whether the ACC/DEC
time can be prolonged?
Whether to use a
brake accessory?
Add brake accessories
Adjust the brake
accessories and
resistance
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
Yes