The electrical training ALLIANCE Code Calculations Study Guide Book 2020 NEC is a comprehensive resource for those looking to deepen their understanding of the National Electrical Code (NEC). Authored by electrical training alliance, this book provides detailed calculations and explanations for various electrical systems, catering to the needs of electrical engineering students and professionals alike. With a focus on Code Calculations, this study guide is a valuable tool for anyone looking to enhance their knowledge in the field of electrical engineering.