(Continued)
Error code
Failure code
0028
0054
0055
0056
0022
002F
*
0029
002D
0032
*
0033
0034
0035
0037
003A
13
0057
0063
0040
0045
* This marking trips can be selected valid or invalid by parameters.
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Problem
The motor parameter , , ,
Auto-tuning error
, are not set correctly.
The motor with the capacity of 2 classes
or less than the inverter is used.
The output cable is too thin.
The inverter is used for loads other than
those of three-phase induction motors.
The motor is not connected.
The motor is rotating.
Parameter pt=6 is set and High speed
motor is connected.
A ground fault occurs in the output cable
Ground fault
or the motor.
Overcurrent of dynamic braking resistor
When inverters are fed by AC power
supply and connected with common DC
bus link, unnecessary trip occurs.
The motor shaft is locked.
Step-out (for PM
One output phase is open.
motor drive only)
An impact load is applied.
Using the DC braking function.
It may be a breakdown failure.
Inverter type error
The input voltage fluctuates abnormally.
Over speed fault
Over speed fault due to the overvoltage
limit operation.
The input signal from VIC is equal to or
Analog input break
less than the setting.
detection fault
A communications error occurs between
CPU communications
error
control CPUs.
The automatic torque boost parameter
Over torque boost
fault
setting is too high.
The motor has too small impedance.
The control CPU is defective.
CPU fault 2
An optional device is defective.
Optional unit fault 2
The control CPU is defective.
CPU fault 3
Internal circuit is defective.
Internal circuit fault
Main power ON/OFF during running is
Heavy cycle of main
power ON/OFF
repeated frequently.
Initial failure if it is caused by other
reasons.
PTC thermal protection is occurred.
PTC fault
The motor shaft is not locked in servo lock
Servo lock fault
operation.
Possible causes
Set the left column parameters correctly
Set parameter f416 to smaller 70% of
Set the left column parameters correctly
Then set f400=1, when trip occurs.
Connect the motor.
Check whether the secondary magnetic
Make an auto-tuning again after the
Choose the higher power range drive.
Check the cable and the motor for ground
Increase the deceleration time dec.
Set the supply voltage correction f307
Set the parameter f614 to 0
Unlock the motor shaft.
Check the interconnect cables between
Prolong the acceleration / deceleration
Turn off the Step-out function when using
Contact your Toshiba distributor.
Check the input voltage.
Install an optional dynamic braking
Check the VIC signal cable for breaks.
Contact your Toshiba distributor.
Set a lower automatic torque boost
Make an auto-tuning.
Contact your Toshiba distributor.
Contact your Toshiba distributor.
Contact your Toshiba distributor.
Contact your Toshiba distributor.
Reduce the frequency of repetition of
Contact your Toshiba distributor.
Check the PTC in motor.
Reduce the load in servo lock operation.
M-4
E6581611
Remedies
as a motor name plate and make an auto-
tuning again.
the present value, and execute the auto-
tuning again.
as a motor name plate and make an auto-
tuning again.
contactor.
rotation of the motor stops.
(1 class up drive is recommended.)
faults.
to 1 or 3.
"Disabled".
the inverter and the motor.
time.
the DC braking function or change the DC
braking to Servo lock function.
resistor. (optional)
Also, check the input signal value or
setting of .
parameter setting.
main power ON/OFF during running.
(Continued overleaf)