Identify basic electrical wiring devices.

Identification could include

• single-pole switches
• duplex receptacles
• three-way switches
• ground-fault circuit interrupter (GFCI)/arc fault circuit interrupter (AFCI)
• lamp/lighting outlets
• photovoltaic switching.

IRC: Chapter 34 Links to an external site. covers basic requirements. Chapter 39 covers power and lighting distribution, including the coverage of solar thermal energy in M2301. 

Process/Skill Questions:

• How many terminals does a single-pole switch have?
• What type of switch should be used to control outlets or lights from two locations?
• What is the difference between line and load?
• What is polarity, and why is it important for an electrician to understand?