Which article specifies the use of Instrumentation Tray Cable?

Instrumentation Tray Cable is specifically addressed in Article 727 of the National Electrical Code (NEC). This article outlines the requirements for the installation and use of instrumentation tray cable, detailing the permissible applications, limitations, and wiring practices essential for ensuring safety and functionality in electrical installations that involve instrumentation and control systems.

Understanding this article is crucial because it provides guidelines for the appropriate conditions under which this type of cable can be used, including environmental factors, installation techniques, and the specifications for maintaining signal integrity. This understanding is vital for electricians working with instrumentation to ensure compliance with safety codes and effective performance of the systems they are installing or maintaining.

The other articles mentioned in the question focus on different aspects of electrical installations. Article 712 relates to community antenna television and radio distribution systems, Article 725 covers signaling and communication circuits, while Article 760 deals with fire alarm systems. Each article serves a distinct purpose under the NEC, which is why Article 727 is the correct reference for Instrumentation Tray Cable.