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
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
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

More on Codes & Standards

 
Boat Dock Conduit, Pool Deck Heating and More
by
Charlie Trout
| January 2012
| under

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.

READ MORE
 
LEDs Are Everywhere
by
Mark C. Ode
| January 2012
| under

In the past few editions of the National Electrical Code (NEC), light-emitting diode (LED) illumination systems have been inserted into almost every article where lighting is mentioned.

READ MORE
 
See You on the Supply Side
by
James G. Stallcup
| January 2012
| under

At a recent workshop that I was teaching, a question was asked about how the grounded conductor was to be installed and used when routed from the outside utility transformer to service equipment located inside the facility.

READ MORE
 
Sizing Conductors, Part VIII
by
Charles R. Miller
| January 2012
| under

Table 310.15(B)(16) (formerly Table 310.16) in the National Electrical Code (NEC) provides allowable (or maximum) ampacities for insulated conductors rated up to and including 2,000 volts (V).

READ MORE
 
Going Green Through Code
by
Jeff Gavin
| January 2012
| under

It was only a matter of time before green became codified. This spring, the International Code Council (ICC) officially will roll out its International Green Construction Code (IgCC).

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Designing for Code Compliance
by
Wayne D. Moore
| December 2011
| under

As an electrical contractor, you understand the need and use of power for all electrical appliances, but do you understand the specific power requirements, both primary and secondary, for all of the fire alarm systems outlined in NFPA 72 2010, the National Fire Alarm and Signaling Code?

READ MORE
 
Answers, STAT!
by
James G. Stallcup
| December 2011
| under

At the end of each workshop on the National Electrical Code (NEC), I allow time for discussion. At a major healthcare facility in Houston, I fielded questions pertaining to installations of receptacles and other related equipment.

READ MORE

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