Siemens F39899 fault code meaning
Siemens / F39899
Series: G210, G210X, G220
IIoT: Unknown fault
converter
Meaning: A fault that the firmware cannot recognize occurred on option module IIoT. This may occur if the component firmware is newer than the converter firmware.
Possible causes
Source: SINAMICS G210 converter P1375; SINAMICS G210X converter P1077; SINAMICS G220 converter P1598