ABB UNDERLOAD fault code meaning
ABB / UNDERLOAD
Series: ACS600
Underload
drive
Meaning: Motor load is too low. This can be caused by a release mechanism in the driven equipment. )
Possible causes
Source: ACS600 Standard Application Program Firmware Manual (EN, official site)
Series: ACS800
Motor load is too low.
drive
Meaning: The motor load is too low.
Possible causes
Source: ACS800 Standard Application Program Firmware Manual P231