Electrical Systems is designed for use by journeyman and master electricians, inspectors, contractors, and others in the electrical trade. This authoritative textbook is recognized in the industry for providing a comprehensive overview of the National Electrical Code®. Concise text and descriptive illustrations cover the Code and its application to wiring methods and materials, conductors and overcurrent protection devices, branch circuits and feeders, grounding, transformers, services, special locations, calculations, and more. Important changes in the 2014 NEC® are covered and identified throughout.