According to the United States Department of Energy, motors in homes and commercial buildings consume more than one-third of all the electricity used in these buildings. Sixty-five percent of ...

Article 440, Part V provides the requirements for the motor controllers used in HVAC and refrigeration compressors. The text is dense, so let’s break it down. Every motor-compressor controller must ...

Electric motors are critical assets in many applications, so access to nameplate ratings and terminal markings can save time and money as a motor is moved in and out of service for storage, ...