Inovance A240 fault code meaning

Series: HD5X

Mains voltage too high

AC drive

Meaning: The input voltage exceeds the mains overvoltage threshold

Possible causes

• 1.The mains overvoltage threshold is set too low (F9-97)
• 2. mains voltage high
• 3.Poor mains quality with large fluctuations
• 4.Three-phase input voltage sampling board error
• 5.Three-phase input voltage sampling circuit error

Source: HD5X Series High-Voltage AC Drive User Manual P119