Electical Contractor

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. 

Comments Sizing Conductors, Part XXIII by Charles R. Miller | April 2013 Article 240 in the National Electrical Code (NEC) provides general requirements for overcurrent protection and overcurrent protective devices. Code in Focus, National Electrical Code

Comments What’s On The Inside Counts by Mark C. Ode | April 2013 Article 424 in the National Electrical Code (NEC) addresses fixed electric space heating equipment, stating, “for the purpose of the article, heating equipment shall include heating cable, unit heaters, boilers, central systems, or other approved fixed electric space-heating equipment.” Since the sc Code Applications, National Electrical Code, Article 424

Comments What Is A ‘Ufer’ Ground? by Michael Johnston | April 2013 At a recent seminar, one of the attendees asked, “What is a ‘Ufer’ ground?” This is a common question. A “Ufer” ground is slang for what the National Electrical Code (NEC) addresses as a concrete-encased grounding electrode. Code Comments, National Electrical Code

Comments Considering Voltage Drop, Counting The Neutral And More by Charlie Trout | April 2013 If you have a problem related to the National Electrical Code (NEC), are experiencing difficulty in understanding a Code requirement, or are wondering why or if such a requirement exists, ask Charlie, and he will let the Code decide. Questions can be sent to codefaqs@earthlink.net. Code FAQs, National Electrical Code

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