What is the primary purpose of Article 314 in the NEC?

The primary purpose of Article 314 in the National Electrical Code (NEC) is to provide requirements for outlet, junction, and device boxes. This article outlines the standards for sizing, installation, and use of these types of boxes in electrical installations, ensuring they are appropriate for the wires and devices they house. It addresses factors like the volume capacity of boxes, the materials used, and how these boxes should be secured, contributing to safe electrical practices.

Understanding this article is crucial for electricians and builders, as proper installation of outlet and junction boxes is fundamental to preventing issues such as overheating or failure in the electrical system. Compliance with these guidelines ensures that electrical connections are safely contained and accessible for future maintenance or modifications.