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April 15, 2019
Manufacturing+worker
A variable-frequency drive (VFD) or variable speed drive (VSD), AC drive, microdrive, or inverter drive is a type of adjustable-speed drive used in electro-mechanical drive systems to control AC motor speed and torque by varying motor input frequency and voltage. VFDs are used in applications ranging from small appliances to large compressors. About 25% of...
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