Siemens A05054 fault code meaning
Siemens / A05054
Series: G120-CU250S-2, G130-G150, S120-S150
Parallel circuit: Power unit disabled
converter
Meaning: In the corresponding drive object, fewer parallel power units are currently active than specified in the configured topology. Operation can continue only at reduced power.
Possible causes
Source: SINAMICS G120, Control Unit CU250S-2 P1358; SINAMICS G130_G150 P1586; SINAMICS S120_S150 P2698
Series: S220
Parallel circuit: Power unit disabled
converter
Meaning: In the corresponding drive object, fewer parallel power units are currently active than specified in the reference configuration. Continued operation is only possible at reduced power.
Possible causes
Source: SINAMICS S220 Converter P2220