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A: 1. Determine whether to restart the rotating motor. If so, consider restarting the motor after it stops stably or setting the speed tracking to be effective.
2. Check whether the acceleration time of the VFD is too short, and extend the acceleration time with the permission of the user.
3. Check whether the output voltage is low when at 60 Hz, and adjust the motor no-load current to make the output voltage reach 460V.
4. Check whether the current displayed on the keypad is consistent with the actual current. If so, it is recommended that the customer replace the higher power VFD.
5. Check whether the VFD model is set correctly (whether it corresponds to the load type, if not, reset the model).
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