Siemens A07987 fault code meaning
Siemens / A07987
Series: G130-G150, G210, G220, S120-S150, S220
Drive: No encoder available for rotation detection
converter
Meaning: No encoder is available. Rotating measurement is performed without an encoder.
Possible causes
Source: SINAMICS G130_G150 P1691; SINAMICS G210 converter P1175; SINAMICS G220 converter P1396; SINAMICS S120_S150 P2846; SINAMICS S220 converter P2388