Siemens F37313 fault code meaning

Series: G120-CU250S-2

HF Reactor: Overtemperature or fan fault

converter

Meaning: Alarm A37312, indicating overheat or failure of the HF reactor fan, has persisted for longer than 30 s.

Possible causes

Source: SINAMICS G120, Control Unit CU250S-2 P1609