For many retrofit projects, the use of a VFD seems like a “no brainer.” Drives are now cheaper and more reliable than ever, and the benefits of efficient control of motors can’t be beat. Still, there ...

Variable frequency drives (VFDs), also known as variable speed drives (VSDs), are used to modulate the speed of motors in various applications, from hydronic water pumping to VAV fan units to vacuum ...

What is a variable frequency drive? Heating, ventilation, and air conditioning systems' air supply used to be constant volume into a space. Now a variable air volume control is being used to provide ...

It is interesting to look at figures from the Energy Information Administration about where energy gets consumed in our economy. These figures reveal that industrial uses account for 31% of all energy ...

The most reliable means for changing shaft speed remains a mechanical variable-speed transmission. The most reliable means for changing shaft speed remains a mechanical variable-speed transmission.

When selecting the most efficient and cost-effective variable frequency drive (VFD), it’s essential to understand the specific considerations involved in your commercial venture. No two industrial ...

Utility power plant generators are usually designed for a power factor (PF) of .8 to .9. If demand-side PF is lower than the designed PF, the generator current will rise above the equipment's rated ...

Crailsheim, Germany/York, PA (May 19, 2017) – Voith introduces the first member of a new product family in the field of speed control for compressors and pumps: the VECO-Drive. It is an electric ...

The Drives & Motion Division of Yaskawa America, Inc. announces the release of the Z1000 family of HVAC drives. This family of drives is comprised of the Z1000 variable speed drive as well as the ...

Upgrades that included a constant-torque flux-vector variable-speed motor let a pre-1912 vintage stamping press handle modern production duties. The rebuilt press was refurbished with new ac-drive ...