INE 1040 - National Electrical Code I

A. Introduction to National Electrical Code

1. Be prepared to apply the basic safety rules for working on electrical systems.

2. Understand and explain all definitions associated with NEC.

3. Explain why symbols and notations are used on electrical drawings.

B. Electrical symbols and components

1. Identify and explain the electrical outlet symbols used in the plans of the single-family dwelling.

2. Discuss the types of outlets, boxes, luminaries (fixtures), and switches used in the residence.

3. Explain the methods of mounting the various electrical devices used in the residence.

4.Define the meaning of terms receptacle outlet and lighting outlet.

5.Demonstrate the preferred way to position receptacles in wall boxes.

6.Know how to position wall boxes in relation to finished wall surfaces.

C. Lighting, receptacle, and small appliance circuits

1.Understand the fundamental Code requirements for calculating branch, circuit sizing, and loading.

2. Understand “volt-amperes per square foot” for arriving at total calculated general lighting loading.

3. Calculate the occupied floor area of a residence.

4.Determine the minimum number of lighting branch circuits required.

5.Determine the minimum number of small appliance branch-circuits required.

6.Know where receptacle outlets must be installed in homes.

7.Know where switched and nonswitched luminaire (fixture) outlets must be installed in homes.

D. Switch control of lighting circuits

1. Identify the grounded and ungrounded conductors in cable or conduit (color coding).

2. Identify the various types of toggle switches for lighting circuit control.

3. Select a switch with the proper rating for the specific installation conditions.

4. Describe the operation that each type of toggle switch performs in typical lighting circuit installations.

5.Demonstrate the correct wiring connections for each type of switch per Code requirements.

6.Analyze some unusual three-way switch connections.

E. Ground fault circuit interrupters

1. Apply the theory of operation of ground-fault circuit-interrupting (GFCI) devices.

2. Explain the operation and connection of GFCIs.

3.Discuss the do(s) and don’t(s) relative to the use of GFCI devices.

4.Explain why GFCIs are required.

5.Discuss locations where GFCIs must be installed in homes.

6.Demonstrate the proper way to install and utilize feed-through GFCI receptacles.

7.Discuss the Code rules relating to the replacement of existing receptacles with GFCI receptacles.

8.Explain the logic of the exemptions to GFCI mandatory requirements for receptacles in certain locations.

9.Define the operation of and identify Code requirements for arc-fault circuit interrupters (AFCI).

10.Discuss and understand the basics of transient voltage surge suppressors.

F. Lighting fixtures, ballasts, and lamps

1.Know luminaire terminology (recessed, surface mount, etc.).

2. Demonstrate connection and wiring of luminaires per NEC requirements.

3. Understand installation guidelines for different locations (indoor, outdoor, etc.).

4.Define different types of ballasts and bulbs in fluorescent lighting.

G. General and specific provisions

1.Demonstrate the general and specific provisions of NEC covering receptacle and GFCI’s.

2. Demonstrate the general and specific provisions of NEC covering lighting circuits.

3. Explain the general and specific provisions of NEC covering cables and raceways.

4.Understand the general and specific provisions of NEC covering boxes and enclosures.

5.Understand the general and specific provisions of NEC covering all dwelling and non-dwelling locations.

6.Demonstrate the general and specific provisions of NEC covering supporting, installation, and physical protection.

7.Demonstrate the general and specific provisions of NEC covering identification, bonding, grounding, and splicing.