ABB Frequency Converter ACP 601-0006-3

Warning: Only trained personnel should perform this procedure.

Enter the current hours of the ACx 600 intermediate circuit

Check if the frequency converter loading is within acceptable limits

Check if the ambient temperature is within acceptable limits

Is there a mains fuse failure or a Fault trip?

If capacitor failure is suspected, contact ABB. Do not attempt operation with non-ABB specified spare parts.

Upload a photo of the suspected faulty capacitor

Enter the part number of the replacement capacitor

Sign off on the capacitor replacement procedure

Warning: The heatsink should be checked and cleaned annually to prevent overtemperature warnings and faults.

If cleaning is carried out in the same room where the unit is normally operated, use a soft brush.

Dust removed gently with a soft brush

If cleaning is carried out in another room (or outdoors), compressed air can be used.

Installation taken apart for cleaning

Fan rotation prevented during cleaning

Sign off on the heatsink cleaning

Warning: Only trained personnel should perform this procedure

Enter the current usage hours of the ACx 601 unit

Is there increasing noise from fan bearings?

Is there a gradual rise in the heatsink temperature despite cleaning?

If the above symptoms are present, fan replacement is recommended

Was the fan successfully removed from the bottom of the frame?

Upload a photo of the replaced fan

Sign off on the fan replacement