Facebook Twitter LinkedIn YouTube Menu Search Arrow Right Arrow Left Arrow Down Arrow Up Home Arrow Next Arrow Previous RSS Icon Calendar Icon Warning Icon

Articles in Industry Publications

Article

Considerations for Inrush vs. Locked Rotor Amps

  • June 2021
  • Number of views: 14679
  • Article rating:

Tom Bishop, P.E.
EASA Senior Technical Support Specialist

When an AC motor is initially energized at rated voltage (and frequency), the current drawn is many times rated current until the motor attains full operating speed. Consequences of starting current include short time overheating of stator windings and rotors, undesirable operation of overload protective devices and a sag in the supply voltage.

LOGIN TO VIEW AND DOWNLOAD THE ARTICLE

AVAILABLE IN SPANISH

Documents to download



Comments are only visible to subscribers.