This course will review the 2017 National Electrical Code requirements for installing commercial and industrial wiring systems and equipment. Topics covered will include branch circuits and feeders, overcurrent protection, grounding and bonding, wiring methods and materials, switchboards and panelboards, motors, motor circuits, and motor controllers, generators, transformers, and industrial machinery.

Course ID(s): 22898

Approved By: Department of Safety & Professional Services - Electrician

  • Commercial Wiring (2017 NEC)
    • Commercial Wiring in the 2017 NEC [66 Activities]
      • 01. Introduction. 90.1 Purpose
      • 02. 90.2(A) Covered.
      • 03. 90.2(B) Not Covered.
      • 04. 90.3 Code Arrangement.
      • 05. Definitions. 100 Accessible (Equipment) and (Wiring Methods).
      • 06. 100 Accessible (Readily Accessible).
      • 07. 100 Branch Circuit.
      • 08. 100 Continuous Load.
      • Additional Activities
        • 09. 100 Feeder.
        • 10. 100 Grounded. Grounding.
        • 11. 100 Ground-Fault Protection of Equipment.
        • 12. 100 In Sight From (Within Sight From, Within Sight).
        • 13. 100 Qualified Person.
        • 14. 100 Separately Derived System.
        • 15. Requirements for Electrical Installations. 110.3(A) Examination, Identification, Installation, and Use of Equipment.
        • 16. 110.3(B) Installation and Use.
        • 17. 110.9 Interrupting Rating.
        • 18. 110.14(C) Electrical Connections - Temperature Limitations.
        • 19. 110.16(A)&(B) Arc Flash Hazard Warning.
        • 20. 110.18 Arcing Parts.
        • 21. 110.22 Identification of Disconnecting Means.
        • 22. 110.24 Available Fault Current.
        • 23. 110.26(A)(1)(2)(3) Depth, Width and Height of Working Space.
        • 24. 110.26(C)(1)&(2) Large Equipment.
        • 25. 110.26(A & D) Height of Working Space and Illumination.
        • 26. 110.26(E) Dedicated Equipment Space.
        • 27. Table 110.28 Enclosure Selection.
        • 28. 110.33 Entrance to Enclosures and Access to Work Space.
        • 29. 110.34(A) Working Space.
        • 30. Branch Circuits. 210.18 Rating.
        • 31. 210.8(B) Ground-Fault Circuit-Interrupter Protection for Personnel.
        • 32. 210.19 Conductors - Minimum Ampacity and Size.
        • 33. 210.21 Outlet Devices.
        • 34. 210.63 Heating, Air-Conditioning, and Refrigeration Equipment Outlet.
        • 35. Feeders. 215.2(A)(1) Feeders. Minimum Rating and Size.
        • 36. 215.10 Ground-Fault Protection of Equipment.
        • 37. Outside Branch Circuits and Feeders. 225.30 Number of Supplies.
        • 38. 225.31 Disconnecting Means.
        • 39. 225.32 Location.
        • 40. 225.60 Clearances over Roadways, Walkways, Rail, Water, and Open Land.
        • 41. Overcurrent Protection. 240.6 Standard Ampere Ratings.
        • 42. 240.21(B) Feeder Taps.
        • 43. 240.24 Location in or on Premises.
        • 44. 240.101(A) Over 1000 Volts. Rating or Setting of Overcurrent Protection Devices.
        • 45. Grounding and Bonding. 100 Effective Ground-Fault Current Path.
        • 46. 250.30 Separately Derived Systems.
        • 47. 250.30 Grounding Separately Derived Alternating-Current Systems.
        • 48. 250.32 Buildings or Structures Supplied by Feeder(s) or Branch Circuit(s).
        • 49. 250.50 Grounding Electrode System.
        • 50. 250.52 Grounding Electrodes.
        • 51. 250.64 Grounding Electrode Conductor Installation.
        • 52. 250.66 Size of Alternating-Current Grounding Electrode Conductor.
        • 53. 250.118 Types of Equipment Grounding Conductors.
        • 54. 250.122 (F) Size of Equipment Grounding Conductors.
        • 55. Wiring Methods. 300.3(B)&300.3(B)(1) Conductors of the Same Circuit & Paralleled Installations.
        • 56. 300.4(G) Insulated Fittings.
        • 57. 300.7 Raceways Exposed to Different Temperatures.
        • 58. 300.12 Mechanical Continuity - Raceways and Cables.
        • 59. 300.14 Length of Free Conductors at Outlets, Junctions, and Switch Points.
        • 60. Conductors for General Wiring. 310.10(H) Conductors in Parallel.
        • 61. Outlet, Device, Pull and Junction Boxes. 314.28(A)(3) Pull and Junction Boxes and Conduit Bodies. Smaller Dimensions.
        • 62. Conduit and Raceways. 344.22 Number of Conductors.
        • 63. Flexible Cords and Cables. 400.5 Ampacities for Flexible Cords and Cables.
        • 64. Switchboards and Panelboards. 408.3(A)(2)&(3) Conductors and Busbars on a Switchboard, Switchgear, or Panelboard.
        • 65. Generators. 445.13(A) Ampacity of Conductors. General.
        • 66. Temporary Wiring. 590.4(B)(C)(G) Temporary Installations.
  • Course Completion
    • Mandatory Questionnaire
    • Certificate of Completion
    • Expedited Reporting Available
Instructor Image

Instructor Bio

Jerry Durham

Jerry previously served the state of North Carolina as a Level III electrical inspector and provided state-approved electrical training for electrical inspectors at both Alamance County and Guilford County (NC) Community Colleges. Jerry taught the Kentucky state-approved four-year electrical apprenticeship programs offered by the Independent Electrical Contractors (IEC) Trade School and Associated Builders and Contractors (ABC) Trade School, and served the state of Kentucky as a Master Electrician and Louisville Metro Code Enforcement Officer. Jerry is a Certified Distance Education Instructor (CDEI) and NCCER Core and Electrical Curriculum certified instructor. Jerry currently holds North Carolina and ICC electrical inspector accreditations and is recognized by the state of Washington as an approved electrical administrator.

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