1. Frequency conversion speed control with constant torque
2. No rotor loss, low temperature rise, and high energy efficiency, which can realize Grade 1 and Grade 2 energy efficiency
3. Excellent efficiency performance under overload condition
4. High torque density, high power density, high power factor
5. No slip, synchronized speed for precise speed control
6. Low-slotted torque and low torque pulsation design for smoother operation
7. Strong overload capacity and strong characteristics
