Top 101 NEC Rules – Part 1 of 4

 

This PDF is a free resource from Mike Holt Enterprises, Inc. It is always our pleasure to give back to the industry as much as we can, whenever we can. For this reason we’ve created this free “Top 101 Rules” from Mike's Understanding the NEC, Volume 1, 2005 Edition textbook. These are the top 101 rules that Mike and his team feel are the most important for every electrician to know.

 

It’s a quick reference and guide to make sure you’re up to speed on these very important rules.

 

We’ve divided this file into 4 parts for easy downloading. We’ll be sending one part out each month over the next 4 months. This month is Part 1 (Rule 1-25). An outline of the 25 rules is listed below.

 

Click on the following link below to start your download.

 

Download: Top 101 Rules – Part 1 (8.59 MB)

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Rule 1—90.1 Purpose of the NEC

Rule 2—90.2 Scope of the NEC

Rule 3—90.3 Code Arrangement

Rule 4—90.4 Enforcement

Rule 5—90.5 Mandatory Requirements and Explanatory Material.

Rule 6—90.7 Examination of Equipment for Product Safety

Rule 7—110.2 Approval of Equipment

Rule 8—110.3 Examination, Identification, Installation, and Use of Equipment

Rule 9—110.14 Conductor Termination

Rule 10—110.16 Flash Protection Warning

Rule 11—110.26 Spaces About Electrical Equipment

Rule 12—200.6 Identification of the Grounded Neutral Conductor

Rule 13—200.7 Use of White or Gray Color

Rule 14—210.3 Branch-Circuit Rating

Rule 15—210.4 Multiwire Branch Circuits

Rule 16—210.5 Identification for Branch Circuits

Rule 17—210.8 GFCI-Protected Receptacles

Rule 18—210.12 Arc-Fault Circuit-Interrupter (AFCI) Protection

Rule 19—210.19 Conductor Sizing

Rule 20—210.20 Overcurrent Protection

Rule 21—210.21 Outlet Device Rating

Rule 22—210.52 Dwelling Unit Receptacle Outlet Requirements

Rule 23—225.18 Clearances

Rule 24—225.30. Number of Supplies

Rule 25—225.31 Disconnecting Means