Members of the National Fire Protection Association (NFPA) recently concluded discussions on updating Article 220.12 of the NEC (National Electrical Code) to align with a series of energy codes, as ...
Homeowners who are comfortable swapping outlets or adding a new light often discover the hard way that the rules have shifted under their feet. The most disruptive change is not a fancy smart device ...
You tidy a panel, bundle loose cables, or cram one more splice into a junction box, and the work looks sharper than what you started with. Yet that same “cleanup” can quietly push you out of ...
Fill in the blank. An industrial control panel shall not be installed where the available short-circuit current exceeds the _____ of the industrial control panel in accordance with Sec. 409.110(4). As ...