nec 2017 pdf download free
The National Electrical Code 2017 edition is available for download as a PDF file from various online sources, including the NFPA website with free shipping options. Overview of the National Electrical Code The National Electrical Code is a standard for electrical safety in the United States, published by the National Fire Protection Association. The code provides guidelines for the safe installation of electrical wiring and equipment. It is widely adopted by local and state authorities, and is used as a basis for many electrical codes. The code is updated every three year