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A variable frequency drive (VFD) is a motor driver for electromechanical drive systems that controls the speed and torque of an AC motor by varying the motor input frequency and controlling the corre..

Two key factors of VFD(Variable Frequency Drive) should be considered when you choosing VFD to match spindle motor: 1. Power: Choose equal or higher power than spindle motor. 2. Voltage: Make sure the..