ABB E20D fault code meaning
ABB / E20D
Series: ACS580MV
TRU air filter dirty
drive
Meaning: The transformer unit air filter has been detected as dirty.
Possible causes
Source: ACS580MV Firmware Manual P325
ABB / E20D
drive
Meaning: The transformer unit air filter has been detected as dirty.
Source: ACS580MV Firmware Manual P325