Protecting Conductors, Part 1 ktsimage/iStock/Thinkstock

Protecting Conductors, Part 1

What exactly does Article 240 cover?


Article 240 provides the requirements for overcurrent protection. Part I of this Article provides the usual scope, definitions, and “other Articles” information (240.1, 240.2, and 240.3, respectively) then it gets into protection of conductors in Sec. 240.4.

Section 240.4 does not cover flexible cords, cables, and fixture wires; those are covered in Sec. 240.5. Nor does it cover ungrounded conductors; those are covered in Sec. 240.15. So what exactly doe

Register to view the full article

Register on EC&M and gain access to premium content, including this article and much more.

Hide comments


  • Allowed HTML tags: <em> <strong> <blockquote> <br> <p>

Plain text

  • No HTML tags allowed.
  • Web page addresses and e-mail addresses turn into links automatically.
  • Lines and paragraphs break automatically.