Charles R. Miller, owner of Lighthouse Educational Services, teaches classes and seminars on the electrical industry. He is the author of “Illustrated Guide to the National Electrical Code” and NFPA’s “Electrical Reference.” He can be reached at 615....
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In the last few editions of the National Electrical Code (NEC), more electrical equipment has been required to be rated for short-circuit current. How many people in the electrical industry really understand the short-circuit current definition added to Article 100, the requirement for short-circuit current...Read the Article