Advanced NEC Calculations

Course Description

This course covers NEC Article 220 and related articles for Advanced NEC Calculations. Students will learn to understand and apply: dwelling unit load calculations and demand factors; commercial tables; full load motor current tables; Ohms and Power law formulas; over current protection selection; and conductor ampacity tables. Supplemental handouts included in cost of course.

Continuing Education

This course has been approved by Washington State for Electricians and Electrical Trainees.

  • Electrical Trainees: 8 hours Basic Classroom Training
  • Journey-level Electricians: 8 hours Industry Related
  • Course #: WA2019-336

Class Times

  • 8:00AM – 5:00PM

Required Books/Materials

  • 2017 or 2020 NEC Code Book
  • Calculator
  • Paper
  • Pen/Pencil


Classroom Information