About the video
This lesson explains the process of sizing conductors for motors, focusing on continuous and varying duty applications as outlined in the 2020 NEC. You’ll learn the importance of considering motor load characteristics and the need to size conductors to 125% of the motor’s full load current rating for continuous duty. The lesson covers the differences between continuous, short-time, intermittent, and periodic duty cycles, ensuring you understand how to apply NEC tables and guidelines for accurate conductor sizing and safe motor installations. To get started, go to the Lesson Content tab and click on the video.
About the quiz
Each lesson contains a video, and is followed up with a simple quiz. Quizzes review information discussed within the video, with each question providing an answer justification. Helping to reinforce correct answers and helps clarify any mistakes through code citations, excerpts, and explanations, so you can better understand the material.
Charges
Charges are rewards you earn for engaging in our learning system. You receive charges for completing both the video and the quiz in each lesson. The amount of charges available for each lesson is displayed in the “Lesson Features” box on the right. The charges you earn are based on the time it takes you to complete the lesson, which is also indicated in “Lesson Features.”