Before Making A Service Call - Trip Information And Remedies; Trip Causes/Warnings And Remedies - Toshiba TOSVERT VF-nC3 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

0002

0003

0004

0005
0008
*


0009
*

* You can select a trip ON/OFF by parameters.
(Continued overleaf)
Problem
• The acceleration time  is too short.
Overcurrent during
• The V/F setting is improper.
acceleration
• A restart signal is imput to the rotating
motor after a momentary stop, etc.
• A special motor (e.g. motor with a small
impedance) is used.
• The deceleration time  is too short.
Overcurrent during
deceleration
• The load fluctuates abruptly.
Overcurrent during
• The load is in an abnormal condition.
constant speed
operation
• 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 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
capacitance.
• A phase failure occurred in the output line
Output phase failure
of the main circuit.
Possible causes
• Increase the acceleration time .
• Check the V/F parameter.
• Use  (auto-restart) and 
• Adjust the carrier frequency .
• Set the carrier frequency control mode
• Increase the deceleration time .
• Set the carrier frequency control mode
• Reduce the load fluctuation.
• Check the load (operated machine).
• Set the carrier frequency control mode
• Check the cables and wires for defective
• Make a service call.
• Check the main circuit input line for phase
• Enable  (input phase failure
• Check the capacitor in the main circuit for
• Check the main circuit output line, motor,
• Enable  (Output phase failure
M-1
E6581595
Remedies
(ride-through control).
selection parameter f316 to 1 (carrier
frequency decreased automatically).
selection parameter f316 to 1 (carrier
frequency decreased automatically).
selection parameter f316 to 1 (carrier
frequency decreased automatically).
insulation.
failure.
detection).
exhaustion.
etc. for phase failure.
detection).
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