Hitachi OV SRC fault code meaning
Hitachi / OV SRC
Series: HFC-VWS
Overvoltage source (High line voltage)
AC drive
Meaning: When the incoming voltage rises above the allowable value the output is cut off and OV SRC appears on the LCD. Above the allowable value of parts, parts can be damaged without indication. | Correct the line voltage; insert an AC reactor on the input side.
Possible causes
Source: Hitachi HFC-VWS Instruction Manual P51