exception handling and maintenance of Variable-frequency power supply

If the device has a failure during running, the internal protection circuit of it will automatically turn the power inverter off and stop outputting, and meanwhile the power display window will show the failure code and the buzzer will give off an alarm. At this point, please press the “Stop” key to eliminate the alarm, power the device off, and then resolve related failures based on the failure codes or contact the technical service department of the company.