Codes & Standards

 

Essential to the work of the electrical contractor is knowledge of the National Electrical Code, the National Electrical Installation Standards and additional standards and codes administered by the National Fire Protection Association, the Occupational Safety and Health Administration and others. Here is a list of all our articles on codes and standards listed chronologically by issue date. 

Terminology is the vocabulary of technical terms and usages appropriate to a particular trade, science or art. Does it matter what we call something in the National Electrical Code (NEC)?

Article 110 in the National Electrical Code (NEC), covers general requirements for the examination and approval, installation and use, access to and spaces about electrical conductors and equipment; enclosures intended for personnel entry; and tunnel installations. It contains five parts.


Ground-fault protection of equipment (GFPE) provides protection from devastating arcing events and destructive arcing burn-downs. National Electrical Code (NEC) sections 215.10, 230.95, 240.13 and 517.17 provide GFPE requirements, and Article 100 defines it.


Jim Dollard has an extensive background in codes and standards. If you have a query about the National Electrical Code (NEC), Jim will help you solve it. Send questions to codefaqs@gmail.com. Answers are based on the 2017 NEC.
 NFPA 99 and Article 700


More on Codes & Standards

 
IG Receptacles in Patient Care Areas

How many equipment grounding conductors (paths) are required to be installed for a branch circuit supplying patient care areas when the governing body of the healthcare facility specifies isolated grounding (IG) receptacles for specific medical equipment?


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Receptacles in Motels, Laundry Rooms and More

Article 200 Use and Identification of Grounded Conductors; Article 210 Branch Circuits; Article 430 Motors, Motor Circuits, and Controllers Laundry-room receptacles


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Residential Wiring

Here’s the second part of a series reviewing the most popular questions that have appeared in NECA’s online Code Question of the Day and have generated the most comments from the subscribers.


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Significant Changes for the NEC 2008

There were 3,688 proposals for changes to the National Electrical Code (NEC) and 2,349 comments processed by the National Fire Protection Association (NFPA) staff at NFPA headquarters in Quincy, Mass. The following is part five in a series of significant changes for the 2008 NEC.


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AFCI Basics

Arc-Fault Circuit Interrupter (AFCI) protection has been a requirement since the 1999 National Electrical Code (NEC), starting as protection for receptacles in bedrooms and then progressing to protection of all outlets in bedrooms with changes in later Code cycles.


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