Before Making A Service Call - Trip Information And Remedies; Trip Causes/Warnings And Remedies - Toshiba TOSVERT VF-FS1 Instruction Manual

13. Before making a service call
- Trip information and remedies

13.1 Trip causes/warnings and remedies

When a problem arises, diagnose it in accordance with the following table.
If it is found that replacement of parts is required or the problem cannot be solved by any remedy described in the
table, contact your Toshiba dealer.
[Trip information]
Error code Failure code
0001
0025
0002
0026
0003
0027
0025
0026
0027

0004
0005
* 0008
* 0009
* You can select a trip ON/OFF by parameters.
(Continued overleaf)
Problem
• The acceleration time
Overcurrent during
acceleration • The V/F setting is improper.
Overcurrent flowing
• A restart signal is imput to the rotating
in element during
motor after a momentary stop, etc.
acceleration
• A special motor (e.g. motor with a small
impedance) is used.
• There is possibility of Ground fault trip.
• The deceleration time
Overcurrent during
deceleration
• There is possibility of Ground fault trip.
Overcurrent flowing
in element during
decelearion
Overcurrent during • The load fluctuates abruptly.
constant speed • The load is in an abnormal condition.
operation
• There is possibility of Ground fault trip.
Overcurrent flowing
in element during
operation
• A current leaked from an output cable or
Ground fault trip
Arm overcurrent at
the motor to ground.
start-up
• A main circuit elements is defective.
(for 11 and 15 kW
models only)
• The insulation of the output main circuit or
Overcurrent (An
overcurrent on the
motor is defective.
load side at start-up)
• The motor has too small impedance.
• A 11 or 15 kW model was started,
although a current is leaked from an
output cable or the motor to ground.
Arm overcurrent at • A main circuit elements is defective.
start-up
• There is possibility of Ground fault trip.
Input phase failure • A phase failure occured in the input line of
the main circuit.
• A phase failure occurred in the output line
Output phase failure
of the main circuit.
Possible causes
• Increase the acceleration time
is too short.
• Check the V/F parameter.
• Use
• Adjust the carrier frequency
• Set the carrier frequency control mode
• Increase the deceleration time
is too short.
• Set the carrier frequency control mode
• Reduce the load fluctuation.
• Check the load (operated machine).
• Set the carrier frequency control mode
• Check cables, connectors, and so on for
• Make a service call.
• Check the cables and wires for defective
• When using a 11 or 15 kW model, check
• Make a service call.
• Check the main circuit input line for phase
• Enable
• Check the capacitor in the main circuit for
• Check the main circuit output line, motor,
• Enable
M-1
E6581381
Remedies
(auto-restart) and
(coast stop).
selection parameter to 1 or 3
(carrier frequency decreased
automatically).
selection parameter to 1 or 3
(carrier frequency decreased
automatically).
selection parameter to 1 or 3
(carrier frequency decreased
automatically).
ground faults.
insulation.
cables, connectors, and so on for ground
faults.
failure.
(input phase failure
detection).
exhaustion.
etc. for phase failure.
(Output phase failure
detection).
.
.
.
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