Siemens F37002 fault code meaning

Series: G120-CU250S-2

HF Damper: Damping voltage too high

converter

Meaning: Damping voltage too high. - The motor harmonic amplitude is too high, and the resonant frequency of the output filter has been reached. - The current loop has excited strong resonance in the output filter.

Possible causes

Source: SINAMICS G120, Control Unit CU250S-2 P1603