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 ...

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 ...

“The major players in the variable frequency drive market are ABB (Switzerland), Siemens (Germany), Schneider Electric (France), Danfoss (Denmark), and Rockwell Automation (US).” The government ...

Variable frequency drives (or VFDs) are widely used throughout industry to provide adjustable speed control of ac motors. Although modern versions are relatively simple to install and operate, VFDs ...

ST. LOUIS — Copeland announced the launch of the KF variable-speed scroll compressor with EV4 variable frequency drive platform in North America. The KF is Copeland’s variable-speed scroll compressor ...

NordAC ON/ON+ decentralized variable frequency drives are engineered for the specific requirements of horizontal conveyor technology and feature integrated functions to optimize operation performance, ...

The ACS580 UL Type 4X drive is a new member in ABB’s all-compatible drive portfolio. It is fully sealed and IP66 rated, providing corrosion resistance for use in indoor and outdoor environments. The ...

Yaskawa offers a collection of free PC software support tools for its variable frequency drives that you can use to upload or download drive parameters, calculate energy savings, simulate programming, ...

A typical low-voltage variable-frequency drive. Industrial facilities commonly use variable-frequency drives (VFDs) to control the speed at which alternating current motors operate. Let’s examine a ...

This application note introduces a variety of Allegro current sensors used for voltage isolation in variable frequency drives. These current sensors help achieve high isolation ratings that meet ...

When powering AC motors, the electrical supply can be at full power to run at full speed or at variable power to run at variable speed. Applications with varying loads benefit from the variable speed ...