418-02 - Overcurrent Protection, Fuses, and Breakers

418-02 - Overcurrent Protection, Fuses, and Breakers

Learning objectives

  • Compare single element and dual element fuses
  • Explain the difference between an overload and a short circuit
  • Identify one main difference between a fuse and a breaker
  • Describe how current limiting fuses and breakers can limit the fault current
  • Discuss selective coordination for fuses and breakers

Course overview

When you complete this lesson you will be able to identify types of fuses and breakers used in electrical distribution systems and explain how they work.


The individuals involved in the development and promotion of this course do not receive any compensation or financial benefits outside of their regular employment for their work on this course.


  • 40 minutes
  • Format: Online Interactive
  • English
Close Menu