AC Asynchronous Motor with Horsepower:0.12HP to 420 HP Phase: Three Phase Voltage:220/380V; 380/660V; 230/400V; 400V/690 Frequency: 50HZ and 60 HZ Efficiency Supply: EFF1 & EFF2 Speed : 2980rmps, 1450rmps, 745rmps, 310rmps Protection Class:IP54; IP55; IP56 Insulation Class: B, F, H