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Chapter 9 Troubleshooting and Countermeasures
prompt displayed on the keypad.
●If you cannot solve the problem even after reading the instruction manual, please contact our
agent or call our customer service number (see back cover for contact information) after checking
the following items again.
1. Model of AC drive
2. Software version
3. Date of purchase
4. Consultation content (the status of the failure)
Please refer to the following table for descriptions of faults, warnings, and prompts that occur
during AC drive operation.
Table 5.2 Types of fault, warning, and alert codes
Category
When a fault is detected, the following conditions will occur, and until the AC
drive is restored to its normal state by a fault reset, the AC drive will not operate
●A fault indication will appear on the keyboard
Failure
●AC drive cut off output, motor free stop
●When a fault is detected, the terminal with F2.46 to F2.47 = 4 [Output terminal
function selection = fault output] turns ON, and if it is not set, the terminal will not
output a signal even if a fault is detected.
When a warning is detected, the following conditions will occur and there is no
need to perform a fault reset operation.
●A warning prompt will appear on the keyboard
Warning
●The AC drive can continue to run
●When a fault is detected, the terminal with F2.46 to F2.47 = 29 [Output
terminal function selection = warning output] turns ON, and if it is not set, the
terminal will not output a signal even if a warning is detected.
●When restoring factory settings, "SAvE" is displayed
●T-00" is displayed after the self-learning setting to indicate the self-learning
Tips
status.
●Display "CoPy" when uploading parameters and "LoAd" when downloading
parameters
9.3 List of Fault, Warning and Alert Codes
Failure, warning and prompt codes as shown in Table 5.3.1, when the keyboard displays the
characters in the table, you can check the detailed causes and countermeasures of the failure
according to the reference source to the corresponding page.
Note: The numbers in the code column in parentheses are fault codes or warning codes (Dec
means decimal).
ACH200 Series High Voltage Variable Frequency Speed Control System Operating Manua
The action of the AC drive when a fault occurs
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