Which article outlines the requirements for electrical installations?

Article 110 of the National Electrical Code (NEC) specifically outlines the general requirements for electrical installations. It addresses the need for proper installation practices to ensure safety and efficiency in electrical systems. This article covers critical aspects such as proper working conditions, spaces needed for electrical equipment, and requirements for labeling of equipment.

This article emphasizes the importance of safe and accessible installations, which are foundational to preventing hazards and ensuring that electrical systems are properly maintained. It mandates that all electrical installations be done in accordance with the code to minimize risks such as electric shock or fire hazards. Thus, Article 110 serves as a comprehensive groundwork for understanding and implementing safe electrical installation practices.

The other options focus on specific aspects of electrical installations, such as branch circuits, but do not encompass the broader category of overall installation requirements.