Error message

8BC0 Motor current %.2s too high

Cause of error

- Incorrect motor or power module selected.
- Volts-per-hertz spindle: Ramp gradient too high
- Power module defective
- Motor cable defective (short circuit)
- Motor defective (short circuit, ground fault)
- Humidity has entered the motor

Error correction

- Inform your service agency
- Are the correct motor and power module selected?
- Volts-per-hertz spindle: Readjust the ramp gradient (OEM)
- Check the motor and motor cable for a ground circuit or short circuit
- Exchange the power module