What are Surge Protectors?

Learn about surge protectors, their types, and how they protect electronic devices from voltage spikes and surges in electrical systems.

Last updated November 19, 2024
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About the video

This lesson explains the function and importance of surge protectors in safeguarding electronic devices from voltage spikes and surges. You’ll learn about the evolution from transient voltage surge suppression (TVSS) to surge protection devices (SPD) and understand the distinction between surges, spikes, and overcurrent protection. The video outlines the different types of surge protectors—Type 1, Type 2, Type 3, and Type 4—detailing their specific applications and locations in electrical systems. By understanding these devices, you’ll be better equipped to protect your equipment and ensure the longevity of your electrical systems. 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.

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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.”

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