Code in Focus

 
Sizing Conductors, Part XXIII

by
Charles R. Miller
| April 2013
| under

Article 240 in the National Electrical Code (NEC) provides general requirements for overcurrent protection and overcurrent protective devices.

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Sizing Conductors, Part XXII
by
Charles R. Miller
| March 2013
| under

While selecting the correct size conductor is not difficult, more is involved than selecting a conductor based solely on the ampacity shown in Table 310.15(B)(16) in the National Electrical Code (NEC).

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Sizing Conductors, Part XXI

by
Charles R. Miller
| February 2013
| under

The rating of the overcurrent device must be considered when sizing a conductor.

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Defining Code Terminology, Marking Conductors And More

by
Charlie Trout
| February 2013
| 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.

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