Which Article addresses temporary installations in the National Electrical Code?

Article 590 of the National Electrical Code (NEC) specifically deals with temporary installations. This article outlines the requirements and regulations for electrical systems that are not intended for permanent use, providing guidance on the safe installation and use of temporary wiring and equipment.

Temporary installations are often necessary for various applications such as construction sites, special events, fairs, and exhibitions. Article 590 ensures that these setups adhere to safety standards, helping to prevent hazards such as electrical shock, fire, and equipment failure.

The provisions in Article 590 cover aspects including but not limited to wiring methods, equipment positioning, protection from physical damage, and disconnection requirements. By following these guidelines, practitioners can ensure that temporary electrical setups are both functional and safe for the duration of their use.

Other articles mentioned in the options focus on different electrical aspects. Article 600 governs the installation of signs and outline lighting, Article 604 deals with cable assemblies for use in compliance with specific requirements, and Article 620 addresses the installation of elevators, escalators, and moving walks. Each of these articles serves distinct purposes and does not pertain to temporary installations.