IEC Chesapeake Online Training
[Skip to Content]

Year Two - Electrical Systems I

Y2S1 - Electrical Systems I NEC 2020
Cover Image

Electrical Systems I - builds on the knowledge acquired in Electrical Wiring I & II and expands into the National Electrical Code for the following:

NEC scope, definitions, service calculations, class 1, 2 and 3 installations, services, conductor and overcurrent protection, equipment grounding conductors, grounding electrode system, bonding jumper, Ohm's Law review, article 300, conduit and box fill, raceway and cable support, switches, switchboards and panelboards, health care facilities, single phase transformers, single and dual voltage calculations and connections, safety.

AC Theory - inductive and capacitive reactance, impedance and power factor.



We have made some of our course material available to you so you can preview what we have to offer.  We have selected a chapter from one of our Year 2 programs for you to view using our powerful Learning Management System (LMS) plus you may preview the full table of contents to see what is covered. 

Look for the chapters labeled "Open" and click on those to view the entire chapter. 

In the sample chapter just look for the Next Page or  buttons to navigate to the next page in the program.  PDF links may be included in a program and are identified by the PDF Icon.  Assessments are not available in the sample programs.