Overcurrent Protection; Fuses and Breakers

 This lesson identifies types of fuses and breakers used in electrical distribution systems and explains how they work.

• 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