Before Making A Service Call - Trip Information And Remedies; Trip Causes/Warnings And Remedies - Toshiba TOSVERT VF-S11 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
• The V/F setting is improper.
acceleration
• A restart signal is imput to the rotating
Overcurrent flowing
in element during
motor after a momentary stop, etc.
acceleration
• A special motor (e.g. motor with a small
impedance) is used.
• The deceleration time
Overcurrent during
deceleration
Overcurrent flowing
in element during
decelearion
• The load fluctuates abruptly.
Overcurrent during
constant speed op- • The load is in an abnormal condition.
eration
Overcurrent flowing
in element during
operation
• A current leaked from an output cable or
Ground fault trip
Arm overcurrent at
the motor to ground.
• A main circuit elements is defective.
start-up
(for 11 and 15 kW
models only)
• The insulation of the output main circuit or
Overcurrent (An
overcurrent on the motor is defective.
• The motor has too small impedance.
load side at start-up)
• A 11 or 15 kW model was started, al-
though a current is leaked from an output
cable or the motor to ground.
• A main circuit elements is defective.
Arm overcurrent at
start-up
• A phase failure occured in the input line of
Input phase failure
the main circuit.
• The capacitor in the main circuit lacks ca-
pacitance.
• 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
• Increase 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
E6581158
Remedies
(auto-restart) and
(ride-through control).
selection parameter to 1 or 3
(carrier frequency decreased automati-
cally).
selection parameter to 1 or 3
(carrier frequency decreased automati-
cally).
selection parameter to 1 or 3
(carrier frequency decreased automati-
cally).
ground faults.
insulation.
cables, connectors, and so on for ground
faults.
failure.
(input phase failure de-
tection).
exhaustion.
etc. for phase failure.
(Output phase failure
detection).
.
.
.
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