What is the focus of Article 552?

Article 552 specifically addresses park trailers, which are defined as a type of recreational vehicle designed for temporary or seasonal use. This article provides guidelines and safety regulations covering the electrical installations within park trailers. It is essential for electrical professionals to understand the nuances and requirements outlined in this article, given the growing popularity of park trailers as temporary residences in recreational areas.

The focus on park trailers involves concerns such as proper electrical connections, grounding, and safety measures to ensure that the installations comply with national standards and local codes. Understanding the requirements in Article 552 helps electricians ensure that installations are safe and reliable while meeting the specific needs of these mobile living units.