Toshiba TOSVERT VF-S11 Instruction Manual page 255

(Continued)
Error code Failure code
002E
0011
0012
0013
0014
0015
0016
0017
0018
001A
001B
001D
*
001E
*
0022
0054
0029
0032
*
0033
0034
0035
002F
* You can select a trip ON/OFF by parameters.
Problem
• An external thermal trip is input.
External thermal trip
• During automatic operation or remote op-
Emergency stop
eration, a stop command is entered from
the operation panel or a remote input de-
vice.
• A data writing error occurs.
EEPROM fault 1
• Power supply is cut off during
EEPROM fault 2
eration 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
• An optional circuit board in a different
Optional circuit board
format error
format is installed.
• The output current decreased to a low-
Low-current opera-
tion 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 parameter
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 signal input via VIA is below the
Brea in analog signal
cable
analog sinal detectio level set with
.
• A communications error occurs between
CPU communica-
tions error
control CPUs.
• The torque boost parameter
Excessive torque
boosted
too high.
• The motor has too small impedance.
• The control CPU is defective.
CPU fault 2
• The motor shaft is locked.
Step-out
• One output phase is open.
(For PM motor only)
• An impact load is applied.
Possible causes
• Check the external thermal input.
• Reset the inverter.
• Turn off the inverter, then turn it again. If it
• Turn the power off temporarily and turn it
op-
• 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.
• Check again to be sure that the circuit
• Replace the circuit board with a correctly
• Enable
• Check the suitable detection level for the
• Make a service call if the setting is cor-
• Check the input voltage.
• Enable
• To cope with a momentary stop due to
• Check the cable and the motor for ground
to
• Make a service call.
• Check the cables for breaks. And check
• Make a service call.
• Decrease the setting of the torque boost
is set
• If no improvement results, contact To-
• Make a service call.
• Unlock the motor shaft.
• Check the interconnect cables between
M-3
E6581158
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.
board is connected correctly, and then re-
set the power supply.
formatted one.
(low-current detection).
system ( , ).
rect.
(undervoltage trip selec-
tion).
undervoltage, enable (ride-
through control) and (auto-
restart).
faults.
.
the setting of input signal or setting value
of .
parameter .
shiba Techinical Support Center.
the inverter and the motor.
13