Siemens F35 fault code meaning
Siemens / F35
Series: 6RA28
Fault during field weakening operation
DC drive
Meaning: This fault occurs if the EMF value set at the start is not 0 and the characteristic curve has not yet been plotted.
Possible causes
Source: 6RA28 Chinese Manual P82
Series: V20
Restart attempt limit exceeded
converter
Meaning: The number of auto restart attempts has exceeded the value of P1211.
Possible causes
Source: SINAMICS V20 Converter P410