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. 

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


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.


More on Codes & Standards

 
Equipment Grounding Conductor Performance


An equipment grounding conductor (EGC) installed with a branch circuit or feeder circuit performs three important functions in the electrical safety system. EGCs provide a path that connects equipment to ground, thereby performing grounding functions.


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Dead-Front Definition, GFCIs Inside Cabinets And More

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. Questions can be sent to codefaqs@gmail.com. Answers are based on the 2017 NEC.
 Dead front?



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Expanding Rules: Available Short-Circuit Current Requirements in the NEC


Available short-circuit current requirements were either added or changed in a number of locations in the 2017 National Electrical Code (NEC).


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General Installation Requirements, Part XXIX

The National Electrical Code (NEC) is full of rules and regulations that are intended to make electricity use safe. Consider the rules for sizing conductors and overcurrent protection.


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Adopting And Enforcing The NEC

Each new edition of the National Electrical Code (NEC) brings change typically driven by the desire for electrical safety improvements for people and property. The Code provides the minimum requirements for safe electrical installations.


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Webinar Recording Available: 2017 NEC Significant Changes in Review

Every three years, the National Electrical Code (NEC) is updated to reflect the newest installation practices utilized by the electrical industry, bringing about hundreds of revisions and new rules to the code.After a successful webinar series in the fall of 2016, we're revisiting the topic in a sin


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Current Status of Electrical Codes

Working the day-to-day, it's sometimes easy to forget that the codes and standards for the electrical industry are living documents that change regularly to accommodate current technologies and trends as well as to better achieve their respective goals.


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