1.high efficiency 2.energy conservation 3.little noise and little vibration 4.reliable operation, etc. Specification:1, Installation dimensions and power class: ... : IP44/IP454, Cooling mode: IC4115, Insulation grade: B/F6, Power: 0.37kw(0.49HP)-315kw(420HP)7, Voltage: 220V, 380V ... Mounting type: Foot (B3), Flange (B5)13, Continuous duty: S1 High Efficiency YL Series Induction Electric Motor 0.75kw