AB 74 fault code meaning

AB / 74

Series: PowerFlex 700S Phase II

HiHp PwrEE Error

AC drive

Meaning: (High Horse Power Only) Power EEPROM Error - the Cycling Ring Checksum (CRC) of the data stored in the High Power Fiber Optic Interface circuit board EEPROM does not match the stored CRC.

Possible causes

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