If you haven’t seen or heard yet, the 2020 edition of NFPA 70 ®, National Electrical Code ® (NEC ®), is set to hit the shelves this fall. As we at the National Fire Protection Association (NFPA) are ...

Note: This article is based on the 2002 NEC. Even if you work with stamped drawings, you'll eventually need to do commercial load calculations in the field or on a licensing exam. The National ...

Intro; Preface; Acknowledgments; Contents; List of Figures; Chapter 1: Introduction; 1.1 Topic, Period, and Argument; 1.2 Theoretical Framework; 1.3 Line of ...