Article 220 - Load Calculations (2023 NEC) - 4 hrs

Course overview

Article 220 is the go-to article for calculation of branch circuit, feeders and service loads. Articles 210, 215 and 230 lay out rules for sizing these conductors, based on the calculations described in article 220. As such, one must understand 220 in order to fully comply with other provisions of the code. This course teaches load calculations for single-family and two-family dwelling units, explains demand factors and neutral load, and explains new additions to the article in the 2023 NEC.