Toshiba TOSVERT VF-nC3 Instruction Manual page 232

(Continued)
Error code Failure code

0011

0012

0013

0014

0015

0016

0017

0018

001A
001D
*

001E
*


0022

0054

0029
0032
*


0033

0034

0035

003A
* You can select a trip ON/OFF by parameters.
Problem
• During automatic operation or remote
Emergency stop
operation, a stop command is entered
from the operation panel or a remote
input device.
• A data writing error occurs.
EEPROM fault 1
• Power supply is cut off during 
EEPROM fault 2
operation and data writing is aborted.
• A data reading error occurred.
EEPROM fault 3
• The control RAM is defective.
Main unit RAM fault
• The control ROM is defective.
Main unit ROM fault
• The control CPU is defective.
CPU fault 1
• An error arises during remote operation.
Remote control error
• The current detector is defective.
Current detector fault
• The output current decreased to a low-
Low-current
operation
current detection level during operation.
Trip
• The input voltage (in the main circuit) is
Undervoltage trip
(main circuit)
too low.
• A ground fault occurs in the output cable
Ground fault trip
or the motor.
• Check the motor parameters , , , , , , and
Auto-tuning error
.
• The motor with the capacity of 2 classes or less than the inverter is used.
• The output cable is too thin.
• The motor is rotating.
• The inverter is used for loads other than those of three-phase induction motors.
• Circuit board is changed.
Inverter
type error
(Or main circuit/drive circuit board)
• The input signal from VI is equal to or less
Brea in analog signal
than the  setting.
cable
• A communications error occurs between
CPU
communications
control CPUs.
error
• The automatic torque boost parameter
Excessive torque
 setting is too high.
boosted
• The motor has too small impedance.
• The control CPU is defective.
CPU fault 2
• The control CPU is defective.
CPU fault 3
Possible causes
• Reset the inverter.
• Turn off the inverter, then turn it again. If it
• Turn the power off temporarily and turn it
• Turn off the inverter, then turn it again. If it
• Make a service call.
• Make a service call.
• Make a service call.
• Check the remote control device, cables,
• Make a service call.
• Enable  (low-current detection).
• Check the suitable detection level for the
• Make a service call if the setting is
• Check the input voltage.
• Enable  (undervoltage trip
• To cope with a momentary stop due to
• Check the cable and the motor for ground
• Make a service call.
• Check the VI signal cable for breaks.
• Make a service call.
• Set a lower automatic torque boost
• Make a service call.
• Make a service call.
M-3
E6581595
Remedies
does not recover from the error, make a
service call.
back on, and then try  operation
again.
does not recover from the error, make a
service call.
etc.
system (, , ).
correct.
selection).
undervoltage, enable  (ride-
through control) and  (auto-
restart).
faults.
Also, check the input signal value or
setting of .
parameter  setting.
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