What is covered in Chapter 3 of the NEC?

Chapter 3 of the National Electrical Code (NEC) focuses on wiring methods and material, which encompasses cable assemblies and raceways. This chapter details the requirements for different types of wiring methods, materials that can be used, and how these components should be installed to ensure safety and efficiency in electrical systems. It addresses essential topics such as the types of conductors permitted, the necessary criteria for raceway systems, and the specifications for installation procedures that ensure compliance with safety standards. By covering these areas, Chapter 3 plays a crucial role in guiding electricians and engineers to make informed decisions about wiring practices in various applications.