We suggest Buyer Use for 7.5KW and Below Power 3-Phases 380V MotorThis product is a high-performance universal heavy duty Inverter, Maximum power is 7.5KW,Input source is single-phase 220V/50HZ or 60HZ, Output for three-phase 380V/0.1-400HZ,Rated Input 45A 220V and Output current is 28A for 380VInput terminals are R, S; Output terminals are U-V-W,Connect to Electro-motor.CoolClassic universal series converters are widely used in: water pump flow control and constant pressure water supply system,CNC machine tool, engraving machine, printing machinery, packaging equipment, fan speed control, temperature control and other industries.Actual size of the Converter: 220*150*175MM (height width-thickness)