Y2VF Series Motor Can Be Used In Inverter, Which Is A Typical Motor Of Energy-Saving, Advanced Electromagnetic Calculation And Special System Ensure The Motor Fits For The Inverter Power System. In General The Rated Voltage is 380V. Frequency is 50HZ. Constant Torque With Frequency 5(3) ~ 50HZ, Constant Output With Frequency 50-100HZ, The Voltage And Frequency Of The Rated Point Can Be Ensured According To The Customers’ Requirement. And Y Connection , Can Be Used if The Frame Size is 250 and Below. Above 250 is Δ Connection, And The Cooling Method Can Be IC411 Or IC611.