Emotron OC-A fault code meaning
Emotron / OC-A
Series: VSC
Over-current at acceleration
AC drive
Meaning: 1. Acceleration time too short 2. The capacity of the motor higher than the capacity of the VSD 3. Short circuit between the motor coil and the shell 4. Short circuit between motor wiring and earth 5. IGBT module is damaged
Possible causes
Source: Emotron VSC Instruction Manual 01-3992-01r2 4.1 Error display and remedying errors P72-76