Lesson series

Fuses - LV-MV

This training module is designed to
familiarize students from beginner or expert with
understanding the essential elements of LV and
MV Fuses. This course qualifies for 1.5 NETA CTD
credit, 1.5 CEU credit Pennsylvania Department of Labor, and 1.5 CEU State of Delaware.
Course Length - 1.5 Hours
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What's included?

  • Course Outline
  • Fuse Basics
  • Why Fuses?
  • Types of Faults
  • Fuse Composition
  • Types of Fuses
  • Ratings
  • Fuse Classes
  • Medium Voltage Expulsion Fuses
  • Medium Voltage Current Limiting Fuses
  • Application Information
  • Manufacturers
  • What’s new
  • LV Selection Factors
  • MV Selection Factors
  • Summary

Learning Objectives

Upon completion of this course, the student will
be qualified to:
• Understand the Fuse basics
• Identify the composition of fuses
• Understand the how a fuse interrupts a fault
• Understand the different types of fuses
• Identify the different fuse classifications
• Discern between MV Expulsion and Current limiting Fuses
• Recognize the different manufacturers
• Understand the selection factors for fuses


 You will also learn basic troubleshooting techniques to determine which fuse has failed.

Course Lessons