A Variable Frequency Drive (VFD) regulates the speed of a 3-phase AC electric motor by controlling the frequency and voltage of the power it delivers to the motor. These devices, also known as ...

The way we control the speed of fan motors or pump motors has tremendously changed in the past two decades with the introduction of variable-frequency drives (VFDs), aka variable-frequency controllers ...

Choosing the right motor and VFD type depends on a variety of factors, however, it is necessary to first look at how the characteristics of a motor change when the speed is reduced —Sponsored article ...

MEAN WELL's compact, fanless variable frequency drives (VFDs) are engineered for use with energy-efficient three-phase motors and designed to help industrial customers improve energy efficiency, ...

More and more often, variable frequency drives (VFDs) are used for control of fans and compressors in HVACR systems. The benefits are well documented and industry acceptance is such that most electric ...

Experts examine the procedure of commissioning, running it up and checking it out, medium-voltage VFDs rated 250 hp (186.4 kW) and larger at a minimum 2.3 kV voltage level. Equipment commissioning is ...

Deciding where to put your drives requires more than just casual consideration. If your VFDs are failing prematurely, it may be because they're located in your motor control centers (MCCs). MCCs ...

Five Large AWG Symmetrical Variable Frequency Drive (VFD) cables and five Signal Brake Pair VFD cables have been added to the vendor’s line of flexible VFD cables for industrial AC motor drive ...

ARMONK, New York and WICHITA, Kansas, July 11, 2016 /PRNewswire/ -- Koch Minerals, LLC, a subsidiary of Koch Industries, Inc., announced today that it entered into strategic agreements with AC ...

What does a simple cascaded conveyor system look like? How to integrate a conveyor system using only the digital capabilities of modern variable frequency drives (VFDs). Simplifying the automation ...