Oklahoma: NEC 2023 – Code Update (CH 1-8)

This continuing education course provides a comprehensive review of the major changes in the 2023 National Electrical Code. The curriculum systematically covers updates from Chapters 1 through 8, ensuring licensees are current on safety standards, wiring methods, and new technologies. The course begins with General Requirements and Wiring Protection, followed by extensive modules on Wiring Methods, Equipment for General Use, and Special Occupancies. It concludes with specialized training on Renewable Energy, Emergency Systems, and Communications, equipping electricians to handle the latest industry advancements.

Module 1: General Requirements & Protection (NEC Articles 100–240)

Topics: This module covers foundational safety updates in Article 110 and key protection requirements. Topics include new labeling rules for reconditioned equipment (110.20) and arc-flash hazard warnings (110.16(B)). It also addresses the process for establishing an electrically safe work condition (120.6), along with critical updates for emergency disconnects (225.41) and mandatory surge protection for services (230.67).

Module 2: Wiring Methods & Materials (NEC Articles 200–300)

Topics: This module focuses on wiring methods and medium voltage installations. Lessons detail garage branch circuits (210.11), receptacle placement in basements/garages (210.52), and the accessibility of overcurrent devices (240.24). It introduces new technologies like Insulated Bus Pipe (369) and Flexible Bus Systems (371), while covering marking and uses permitted for medium voltage cables (315) and conductors of different systems (300.3).

Module 3: Equipment for General Use (NEC Articles 300–400)

Topics: This section reviews general equipment standards, emphasizing safety and new technologies. It covers tamper-resistant receptacles (406.12), circuit directory requirements for panelboards (408.4), and rules for replacement panels (408.9). The module also addresses surge protection for industrial control panels (409.70) and safety standards for germicidal irradiation systems (410.197) and emergency shutdowns for prime movers (445.19).

Module 4: Special Occupancies & EV Equipment (NEC Articles 500–600)

Topics: This module addresses special occupancies and electric vehicle infrastructure. It highlights the new Article 512 for Cannabis Oil Equipment, covering booths and wiring above hazardous locations. Topics also include essential electrical systems in healthcare (517.30), supply for assembly occupancies (518.5), and extensive updates to Electric Vehicle branch circuits (625.40) and island mode capabilities (625.49).

Module 5: Solar & Special Equipment (NEC Articles 600–700)

Topics: This section focuses on renewable energy and specialized equipment. It covers Solar Photovoltaic (PV) updates, including rapid shutdown (690.12), disconnects (690.15), and floating PV arrays (690.4). The module also reviews sign retrofit kits (600.35), electric welders (630.8), and wiring for Class-2 powered emergency lighting systems (700.11) and selective coordination (700.32).

Module 6: Emergency Systems & Communications (NEC Articles 700–800)

Topics: The final module covers critical power systems and communications. It details the new Class 4 Fault-Managed Power systems (Article 726), including power sources and marking. Topics also include microgrid systems (700.12), temporary power for emergency system maintenance (700.3), and commissioning energy storage systems (706.7). It concludes with updates for plenum cable ties and communication wires (800).