National Electrical Code 2023 PDF by Unknown

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12/12/2022 Article 100- Class 4 Circuit A new definition for a Class 4 Circuit has been added as it applies to equipment and installations located in Article 726 Article 100- Class 4 Circuit (cont.) Flowchart describing how this process works (courtesy of Voltserver) + This was the result of the Packet Energy Transfer (PET) Systems Task Group tasked to provide guidance towards this new technology This emerging technology has been referred to in the past as Packet Energy Transfer (PET), Digital Electricity (DE), Pulsed Power, Smart Transfer Systems and Fault Managed Power (FMP) Involves a fault-managed system that verifies the powered device is present and operating correctly prior lo a greater than Class 2 power being applied (a fault would cause a termination of the output power) . Must ensure safety in the design, implementation, installation, and use of this technology There are now a total of seven (6) definitions associated with this Class 4 technology AC or OC analog electricity — The Transmitter converte The Digital Electricity Recervers convert ihe Digtal The Analog AC ar DC can ftom the grid. battery plant AnalogAC or DC to Digital packets are sent overtow Electricty back into Analog power Tor more remote Electricity cost structured cable acer bc kad devices uu ---- > = o E Local Loads Copyright © IAEI 2023 Copyright © IAEI 2023 IAEI Codes and Standards Committee NEPA LINK? — laei.org ¡AEl Codes and Standards Committee iael.org IAEI Article 100- Class 4 Circuit (cont.) Equipment associated with Class 4 Circuit distribution (courtesy of Voltserver) Article 100 Definitions- Counter (Countertop) Anew definition was added to help users of the Code understand what constitutes a “Counter (Countertop)” location 1 ears to be installer and enforcement confusion, as well as frequent product ua ications resulting from electrical equipment being installed incorrectly on these surfaces ` There opp The key distinction between a work surface and a countertop is the quantity of spillage that ne aes may be subjected (Generally, a counter application assumes a greater volume of spillage; The electrical professional will be directed to the industry standards that aid in the proper application af ceptades in these locations P See Informational Note No. 1 for a reference to UL 498, Receptacles and Attachment Plugs, and UL 943, Ground-Fault Circuit-Interrupters See Informational Note No. 2 for information on receptacles for counters and countertops distinguished from receptacles for work surfaces JAE! Codes and Standards Committee iael.org CMP- 2, Joseph Wages, Jr. NFPA LINK jael.org Article 100 Definitions- Counter (Countertop) The key distinction between a work surface or a countertop is the quantity of spillage that the surfaces may be subjected (see Work Surface definition in upcoming slide) IREI Article 100 Definitions- Energy Management System A new definition for Energy Management System has been created and added to the 2023 NEC 3, The Energy Management Task group was asked to review all current and proposed definitions and requirements 1, Items reviewed were load management, load management system, power control system, energy management system, and related terms +.

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