Inovance A157 fault code meaning
Inovance / A157
Series: HD5X
Fan power supply alarm
AC drive
Meaning: This fault is reported when feedback is present for fan power supply feedback function DI of No. 145.
Possible causes
- 1.Fan power supply fault detection circuit error
- 2.Error in the DI circuit on the IO board
- 3. control hardware error
- 4.Parameter settings
Source: HD5X Series High-Voltage AC Drive User Manual P115