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.
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Designing and installing specialized electrical equipment with the intent of reducing the incident energy of an arcing fault was first introduced in 240.87 of the 2011 National Electrical Code (NEC) and was further refined in the 2014 NEC.

Thousands of public inputs (formerly proposals) are usually submitted for revising the next edition of the National Electrical Code (NEC). With some editions, there are global, Code-wide changes.

During the mid-1990s, the National Electrical Contractors Association (NECA) made a major effort to develop electrical installation standards for the electrical construction industry. The initial work included the creation of NECA 1, Standard for Good Workmanship in Electrical Construction.

More on Codes & Standards

 
It's All About Workmanship

The National Electrical Installation Standards (NEIS) are the only American National Standards Institute-approved performance and workmanship industry standards for electrical construction.


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Branch Circuits And AFCIs, 70E's GFCI Requirements 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 2014 NEC.
 Multiwire branch circuits and outlet-type AFCIs



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General Installation Requirements, Part XIV

Article 110 in the National Electrical Code (NEC) contains requirements that cover a wide variety of topics.


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Dry-type cast-resin transformer
Changes That Matter: Transformers

There are many types of transformers with just as many different uses.


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Approval Factors

In the construction industry, one of the important objectives of contractors and the construction team—aside from being paid for the job—is attaining National Electrical Code (NEC) compliance and final approval. In the electrical field, some key factors relate to achieving this ultimate goal.


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Type NM Cable, Ceiling Wires for Support 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 2014 NEC.
 Type NM cable in raceways 
in wet locations



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Pass The Source: The Important Aspects of Transfer Switches


Transfer switches are the unsung and often neglected heroes of emergency, legally required standby and optional standby systems.


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