ABB ACS380-042N-03A3-4 machinery drive. ABB ACS380-042N-03A3-4 is an ACS380 machinery drive rated 380-480 V AC, three-phase. This 042N version provides high filtering: emc category c2 and is the base variant without i/o or fieldbus module. It supports compact OEM machinery, conveyors, mixers, packaging equipment and material handling applications.