Siemens A37044 fault code meaning

Series: G120-CU250S-2, S120-S150

HF Damper: 24 V overvoltage alarm

converter

Meaning: HF Power supply fault in the 24 V damper. - Threshold 32.0 V exceeded.

Possible causes

Source: SINAMICS G120, Control Unit CU250S-2 P1606; SINAMICS S120_S150 P3203