Which Article addresses the installation of cranes and hoists?

Article 620 of the National Electrical Code (NEC) specifically addresses the installation of cranes and hoists. This article outlines the requirements for electrical installations for equipment that is used for material handling, ensuring safety and compliance with electrical standards.

In the context of Article 620, it covers various aspects such as installation methods, grounding, and control requirements necessary for the safe and effective operation of cranes and hoists. This includes considerations for the operation of equipment in various environments, ensuring that all installations meet safety regulations set forth by the NEC to minimize risk during use.

Understanding that the other articles focus on different topics helps clarify why Article 620 is the appropriate reference for cranes and hoists. Article 610 deals with electric signs and outline lighting, Article 555 addresses marinas and boatyards, while Article 590 relates to temporary installations. Each of these articles serves specific categories of electrical installations and requirements, which is why Article 620 is the correct choice for cranes and hoists.