Aug 06, 2026  
2026-2027 Course Catalog 
    
2026-2027 Course Catalog
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ELT 148 - NEC Residential Lab

Credits: 3
Lecture Hours: 0
Lab Hours: 6
Practicum Hours: 0
Work Experience: 0
Course Type: Voc/Tech
Utilize the basic principles of the NEC for layout and residential electrical wiring systems. Apply code rules, using hands-on approach for residential electrical installations from simplistic to complicated circuit wiring.
Corequisite: ELT 147  
Competencies
 

  1. Assess basic safety rules for wiring electrical systems by identifying the major categories of electrical safety
    1. Identify electrical hazard categories of electric shock, electrocution, fires, and explosions
    2. Identify safety rules pertaining to personnel safety
    3. Identify safety rules pertaining to equipment safety
    4. Identify safety rules pertaining to workplace safety
  2. Differentiate the use of a multimeter’s functions.
    1. Describe the operations of the multimeter
    2. Demonstrate how to use a multimeter’s ammeter setting.
    3. Demonstrate how to use a multimeter’s ohmmeter setting.
    4. Demonstrate how to use a multimeter’s voltmeter setting.
  3. Illustrate conductor stripping, splicing, and taping techniques
    1. Demonstrate the use of wire and cable striping techniques and tools
    2. Demonstrate electrical conductor splicing techniques.
    3. Describe taping techniques and various wire size connectors
  4. Justify the selection of electrical boxes and enclosures for various electrical installations
    1. Calculate the correct size of boxes with NEC tables.
    2.  Distinguish the correct size of enclosures required by the NEC.
    3. Describe the proper mounting of boxes needed for various installations.
  5. Evaluate a single-pole switched light circuit, with feed at the switch box
    1. Apply NEC requirements for a lighting circuit that is controlled at one location, with the source at the switch.
    2. Perform the installation and wiring of devices required for a lighting circuit that is controlled at one location, with the source at the switch.
  6. Create a single-pole switch light circuit, with feed at the light box
    1. Interpret NEC requirements for a lighting circuit that is controlled at one location, with the source at the light
    2. Demonstrate the installation and wiring of devices required for a lighting circuit that is controlled at one location, with the source at the light
  7. Devise a single-pole switched light circuit and continuously energized receptacle circuit
    1. Apply NEC requirements for a lighting circuit that is controlled at one location, with the source at the switch and the duplex receptacle is continuously energized
    2. Perform the installation and wiring of devices required for a lighting circuit that is controlled at one location, with the source at the switch and the duplex receptacle is continuously energized
  8. Evaluate a single-pole switched light circuit and split duplex receptacles
    1. Interpret NEC requirements for a lighting and split receptacle circuit that is controlled at one location, with the source at the switch.
    2. Perform the installation and wiring of devices required for a lighting and receptacle circuit that is controlled at one location, with the source at the switch and a split duplex receptacle with the bottom receptacle controlled by the switch and the top receptacle unswitched
  9. Devise a three-way switched light circuit, with feed at the switch
    1. Apply NEC requirements for a lighting circuit that is controlled at two locations, with the source entering at a switch.
    2. Perform the installation and wiring of devices required for a lighting circuit that is controlled at two locations, with the source entering at a switch on the left hand panel
  10. Evaluate a three-way switched light circuit, with feed at the light
    1. Interpret NEC requirements for a lighting circuit that is controlled at two locations, with the source entering at the light.
    2. Install the wiring and connect the devices required for a  lighting circuit that is controlled at two locations, with the source entering at the light, utilizing both connection options
  11. Create a four-way switched light circuit, with feed at the switch
    1. Apply NEC requirements required for the devices required for a lighting circuit that is controlled at three locations, with the source entering at a three-way switch
    2. Perform the installation and wiring of devices required for the devices required for a lighting circuit that is controlled at three locations, with the source entering at a three-way switch.
  12. Design the installation of combination circuits
    1. Interpret NEC requirements for combination circuits
    2. Demonstrate the installation and wiring of devices required for combination circuits

Competencies Revised Date: AY2026



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