Toshiba Q9+ Installation & Operation Manual page 283

LED LCD
Screen Screen
Note: The event that caused the trip(s) must be corrected or must decrease to less than the
threshold value required to cause the trip to allow for a Reset to be recognized. In the event
of multiple active trips, the trip displayed will remain until all faults are corrected and
cleared.
Option
OH2
Over-Heat
ASD Overload
OL1
Over-Voltage
OP1
Acc
Over-Voltage
OP2
Dec
Over-Voltage
OP3
Run
Over-Torque
OT
Step-Out (PM)
SOUT
Low-Current
UC
Viewing Trip Information
When a trip occurs, the resultant error information
may be viewed either from the LED screen, LCD
Fault screen, Monitor screen, or the
screen (Program  Utilities Trip History).
Trip Record at Monitor Screen
An active trip is displayed at the Monitor screen.
Once cleared, NERR is displayed to indicate that
there are No Errors.
https://www.toshiba.com/tic/
Table 18. Fault Codes (Continued)
Fault Description
Over temperature error at
PTC1 or PTC2 (see F637
and F638).
ASD overload.
Over-voltage during
acceleration.
Over-voltage during
deceleration.
Over-voltage during fixed
speed operation.
Over-torque.
Step-out (for PM motors
only).
Low-current operation.
Note: An improper Q9 Plus ASD setup
Trip History
Alarms, Trips, and Troubleshooting
Q9 Plus ASD Install/Op Manual
Possible Cause
• Over temperature condition detected by option
board.
• Acceleration time is too short.
• DC Injection current is too high.
• V/f setting needs to be adjusted.
• Motor is running during restart.
• ASD/motor is improperly matched to the
application.
• Motor is running during restart.
• Deceleration time is too short.
• Stall prevention is disabled.
• 3-phase input voltage is out of specification.
• Input reactance is required.
• Load fluctuations.
• 3-phase input voltage out of specification.
• Output torque requirement in excess of the
or F617 settings for a time longer than the
setting.
• Contact TIC Customer Support Center.
• Improper low-current detection level setting.
may cause some trips — reset the
ASD to the Factory Default settings
from the following location before
pursuing a systemic malfunction
(Program  Utilities  Type Reset
 Reset to Factory Settings).
F616
F618
271