Siemens A07979 fault code meaning
Siemens / A07979
Series: S120-S150
Drive: Pole position detection requires calibration
converter
Meaning: Pole position detection failed because the current measurement calibration values are incorrect.
Possible causes
Source: SINAMICS S120_S150 P2841
Series: S220
Drive: Pole position detection requires calibration
converter
Meaning: Pole position detection failed because the calibration values for current measurement are incorrect.
Possible causes
Source: SINAMICS S220 converter P2383