Siemens F06909 fault code meaning

Series: G130-G150

Braking module internal Uce fault

converter

Meaning: In the power unit, collector-emitter voltage (Uce) monitoring of the power semiconductor has responded at the braking resistor switching device. Possible causes: - Short circuit at the braking resistor terminals. - The power semiconductor in the braking resistor switching device is damaged.

Possible causes

Source: SINAMICS G130_G150 P1596

Series: S120-S150

Braking module internal Uce fault

converter

Meaning:

Possible causes

Source: SINAMICS S120_S150 P2722