Inovance E012.1 fault code meaning

Series: MD520

Input phase loss

AC drive

Meaning: Input phase loss is detected when the hardware input phase loss signal is valid.

Possible causes

• Three-phase input power supply is not normal
• Three-phase mains imbalance

Source: MD520 Commissioning Manual - Chinese p. 90

Series: MD520HS-INT, MD520HS, MD600, MD605

Input phase loss

AC drive

Meaning:

Possible causes

Source: MD520HS-INT Series High-Speed AC Drive User Manual P110; MD520HS Series High-Speed AC Drive User Manual P112; MD600 Series Compact AC Drive User Manual P480; MD605 Series Compact AC Drive User Manual P482