Siemens 300012 fault code meaning
Siemens / 300012
Series: SIMODRIVE 611D
Control module hardware version not supported
servo drive
Meaning: There is a drive module with an "old" control module on the drive bus. 810D does not support these modules. Ramp-up is interrupted.
Possible causes
Source: SINUMERIK 840D/840Di/810D Diagnostics Manual 11/2006 (EN, Siemens official site) 2.3 SIMODRIVE ALARMS