Maricopa Community Colleges  ABC105   19936-19956 
Official Course Description: MCCCD Approval: 11/28/95
ABC105 19936-19956 LEC 1 Credit(s) 1 Period(s)
Introduction to National Electrical Code (NEC)
Specific chapters of National Electrical Code (NEC), voltage regulating for and difference between conductor insulation. NM (nonmetallic) and AC cable. Prerequisites: Indentured status with Associated Builders and Contractors Inc., or permission of the apprenticeship coordinator.
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MCCCD Official Course Competencies:
 
ABC105   19936-19956 Introduction to National Electrical Code (NEC)
1. Describe a brief history of the National Electrical Code (NEC). (I)
2. Explain specific chapters in Articles 90-200. (I)
3. Describe how individuals introduce changes to the NEC. (I)
4. Explain the voltage rating of conductor insulation. (II)
5. Describe the main differences between aluminum and copper conductors. (II)
6. Convert from AWG to the circular mil methods of expressing conductor size. (II)
7. Explain the application for and differences between conductor insulation types referred to in the NEC. (III)
8. Explain the NEC requirements of AC and nonmetallic sheathed (NM) cable and describe the advantages and disadvantages of using each type of cable. (IV)
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MCCCD Official Course Outline:
 
ABC105   19936-19956 Introduction to National Electrical Code (NEC)
    I. NEC overview
        A. History
          1. Early years
          2. Representation
          3. Organization
        B. Articles
          1. 90
          2. 100
          3. 110
          4. 200
        C. Changes
      II. Terms and properties of conductors
          A. Definitions
            1. NEC articles
            2. Seal
            3. Conductor support
            4. Plenum
            5. The right hand rule
          B. Properties
            1. NEC articles
            2. Ampacity
            3. Wire size
            4. Stranding
            5. Compressed conductors
            6. Circular mils
            7. Conductor material
            8. Aluminum
            9. Copper
            10. Other
          C. Conductor insulation
            1. Thermoplastic
            2. Polyvinyl chloride (PVC)
            3. Polyethylene (PE)
            4. Cross-linked polyethylene (XLP)
            5. Nylon
            6. Teflon
        III. Conductor insulation types
            A. NEC tables 310-16
              1. Application
              2. Differences
            B. Letter coding
              1. Letter and description
              2. Insulation and description
          IV. AC and NM cable
              A. Nonmetallic sheathed (NM)
                1. Cable assembly
                2. Installation
                3. Direct buried NM sheathed
              B. AC cable
                1. Bonding wire
                2. Insulation
                3. Filter
                4. End brushing
                5. Corrosion protection
                6. Shell construction
                7. Other
              C. Advantages and disadvantages
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