urrent than older single or two-speed motors. When reusing an existing AC motor, drives may have to be oversized (extra cost) in order to meet motor current requirement. Accurate Nameplate Information. Verify motor horsepower, voltage, full load current and full load RPM. Actual Full Load Current. Actual full load current is very imporant in order to accurately determine drive size. Particularly with older motors, nameplate data is sometimes inaccurate, illegible or missing. It is recommended th