The 2023 edition of Ugly’s Electrical References remains the gold standard for on-the-job reference tools favored by electrical professionals. It provides the most relevant and up-to-date information that electricians rely on daily, including updated NEC code and table changes, essential mathematical formulas, NEMA wiring configurations, a conduit bending guide, ampacity and conduit fill details, transformer and control circuit wiring diagrams, and conversion tables. This edition is updated to reflect the latest changes in the 2023 National Electrical Code (NEC) and expands coverage on several key topics, such as full-load currents for 3-phase transformers, the maximum number of conductors allowed in electrical metallic tubing for trade sizes 5 and 6, equipment grounding conductors, and general lighting loads for non-dwelling occupancies. Whether on-site or in the field, this edition provides comprehensive, quick-access information that is indispensable for electrical work.
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