ABB Frequency Converter ACP 601-0011-3

Warning: Only trained personnel should perform this procedure

Enter the current hours of the capacitors

Is the ambient temperature low?

If the ambient temperature is not low, take measures to lower it

Any signs of capacitor failure?

If capacitor failure is suspected, contact ABB for replacement parts

Upload a photo of the suspected failed capacitor

Do not attempt operation with non-ABB specified spare parts

Capacitor reformed according to ACS 600 Capacitor Reforming Guide?

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

Choose the cleaning method used

If using compressed air, ensure the cleaning is carried out in another room or outdoors.

Was 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?

Replacement fans are available from ABB. Do not attempt operation with other than ABB specified spare parts.

Upload a photo of the replaced fan

Sign off on the fan replacement