Motor phase failure phase U

What does 65290 mean?

A failure specifically of motor phase U has been detected. This indicates an open circuit in the wiring for phase U between the inverter and the motor, or an issue within the motor's U-phase winding. The error can only be reset after a 2-second blocking time.

Additional Steps

Steps 1–2 are listed in Priority Fix.

1. 3

   If false tripping occurs, adjust the settings for motor phase failure detection in parameter 0x2D45:001 (P310.01).