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 ...

When an application requires changes in motor speeds to meet its objectives, a variable frequency drive (VFD) is often the first thing that comes to mind. This is for good reason—VFDs are typically ...

AID TOWNSHIP, Ohio (WSAZ) - During the past year, a volunteer fire department in Lawrence County, Ohio, has been picking up the pieces after money started going missing at the department, according to ...

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 ...

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 ...

VALDOSTA, Ga. (WALB) - Firefighters and members of the Air Force put their skills to the test as the Valdosta Fire Department (VFD) and Moody Airforce 38th Rescue Squadron worked together, learning ...