Siemens 771 fault code meaning
Siemens / 771
Series: SIMODRIVE 611U
Induction motor oper.
servo drive
Meaning: In induction motor operation (selected by P1465 < P1146), drive converter frequencies of 4 or 8 kHz are permissible.
Possible causes
Source: SIMODRIVE 611 universal Function Manual FBU 05/2010 (EN, Siemens official site) 7.3