How much of what you “know” do you actually know, and how much have you learned secondhand? Most of us probably pick up a large portion of our “knowledge” from secondhand sources (much like this ...

Variable frequency drives (VFDs) have become omnipresent in the building automation world. This proliferation of VFD’s is due to two main factors. First, when properly applied to centrifugal fans and ...

In the drive for efficiency, more businesses are finding savings by rethinking the machines that drive their operations. From the motors along a factory line to air compressors, water pumps and more, ...

This file type includes high resolution graphics and schematics when applicable. Determine if a VFD is right for your application. The primary function of a variable frequency drive is to vary the ...

Industrial automation projects tend to use standardized components and employ common features for good reasons, primarily to promote simplicity and re-usability. But occasionally, technology ...

OEMs and hobbyists benefit from technology’s trickle-down effect. Figure 1. Many industrial applications and small machines with a motor and limited I/O requirements can benefit from using AC VFDs with ...