Special Occupancies and the NEC
May 1, 2012, By Mike Holt, NEC Consultant
Code Basics: Articles 514 through 525
Apr 1, 2012, By Mike Holt, NEC Consultant
Examining NEC rules for spaces where vapors or gases might ignite...
Disconnect Requirements for Articles 422 through 450
Mar 19, 2012, By Mike Holt, NEC Consultant
Revised disconnect requirements for Articles 422 through 450...
Switches, Receptacles, and Panelboards
Feb 1, 2012, By Mike Holt, NEC Consultant
A review of existing NEC installation rules and a look at significant changes to the 2011 Code...
Light the Way
Jan 1, 2012, By Mike Holt, NEC Consultant
How to install luminaires, lampholders, and lamps in accordance with Art. 410....
Choosing the Right Raceway
Dec 1, 2011, By Mike Holt, NEC Consultant
Although many types of raceway are similar, each exists for particular reasons. Weigh the advantages and disadvantages of each before making a final selection....
Code Basics: 2011 NEC Revisions for Cable
Nov 21, 2011, Mike Holt, NEC Consultant
How changes to the 2011 Code affect cable installations...
2011 NEC Revisions for Boxes, Conduit Bodies and Handhole Enclosures
Oct 21, 2011, Mike Holt, NEC Consultant
How changes to Art. 314 in the 2011 Code affect installation requirements...
Conductors for General Use
Sep 20, 2011, Mike Holt, NEC Consultant
How changes to Art. 310 in the 2011 Code affect conductors for general use...
Wiring Methods
Aug 19, 2011, Mike Holt, NEC Consultant
How changes to Art. 300 in the 2011 Code affect wiring...
Grounding and Bonding — Part 2
Jul 28, 2011, By Mike Holt, NEC Consultant
New 2011 NEC revisions clear up confusion between bonding and grounding...
Grounding and Bonding — Part 1
Jun 21, 2011, By Mike Holt, NEC Consultant
New 2011 NEC revisions clear up confusion between bonding and grounding...
Updated Requirements for Services and Overcurrent Protection
May 23, 2011, By Mike Holt, NEC Consultant
Understanding the revisions in NEC Article 230...
Article 110: Requirements for Electrical Installations
Apr 21, 2011, By Mike Holt, NEC Consultant
Reviewing existing rules and 2011 NEC changes ...
Common Ground and Article 100
Mar 23, 2011, By Mike Holt, NEC Consultant
Reviewing the most current definitions in the NEC ...
Branch Circuits – Part 2
Feb 23, 2011, By Mike Holt, NEC Consultant
The ins and outs of branch circuit installations ...
Branch Circuits – Part 1
Jan 24, 2011, By Mike Holt, NEC Consultant
The ins and outs of branch circuit installations...
Solar Photovoltaic Systems — Part 2
Oct 20, 2010, By Mike Holt, NEC Consultant
Part 2 on Applying the electrical requirements in Art. 690 of the National Electrical Code (NEC) for photovoltaic systems...
Solar Photovoltaic Systems — Part 1
Sep 27, 2010, By Mike Holt, NEC Consultant
Applying the electrical requirements in Art. 690 of the National Electrical Code (NEC) for photovoltaic systems...
The Basics of Temporary Installations
Aug 1, 2010, By Mike Holt, NEC Consultant
Avoiding NEC Code violations in temporary installations...
Switchboards and Panels
Jul 1, 2010, By Mike Holt, NEC Consultant
Understanding the requirements for switchboards and panelboards in Article 408...
Flexible Cords, Cables and Fixture Wire
Jun 1, 2010, By Mike Holt, NEC Consultant
Understanding the wiring requirements of Article 400, including guidelines for flexible cords, cables, and fixture wires...
Wiring Methods - Part 3 of 3
May 1, 2010, By Mike Holt, NEC Consultant
Understanding the wiring method requirements of Article 314, including guidelines for conductor box fill...
Wiring Methods — Part 2 of 3
Apr 1, 2010, By Mike Holt, NEC Consultant
Article 300 provides wiring method requirements including information on sizing and securing raceways...
Commercial Loads — Part 2
Mar 25, 2010, By Mike Holt, NEC Consultant
Calculating commercial receptacle loads and understanding the optional calculation method...
