ECM Buyers' Guide

national electrical code


Code Quiz 

Mar 26, 2006, By Steven Owen

Code Q&A 

Mar 26, 2006, By Mike Holt

Code Quiz 

Mar 12, 2006, By Steven Owen

Code Q&A 

Mar 12, 2006, By Mike Holt

What's Wrong Here? 

Mar 12, 2006, By Joe Tedesco

Hint: Is this a new type of splice box?...

Applying Article 525 in Amusement Venues 

Mar 1, 2006, By Mike Holt, NEC Consultant

If you do electrical work with temporary events, you obviously need to understand Article 525, which covers the installation of portable wiring and equipment...

Stumped by the Code? 

Mar 1, 2006, By Mike Holt, NEC Consultant

All questions and answers are based on the 2005 NEC. Q. When wiring a circuit breaker, does the Code require supply conductors to terminate to the top...

Illustrated Catastrophes 

Mar 1, 2006, By Joe Tedesco, NEC Columnist

As usual, never consider the following commentary associated with these photos as a formal interpretation of the National Electrical Code (NEC). Without...

Code Quiz 

Feb 26, 2006, By Steven Owen

Code Q&A 

Feb 26, 2006, By Mike Holt

What's Wrong Here? 

Feb 26, 2006, By Joe Tedesco

Hint: Use your nose to help sniff out this violation....

Code Quiz 

Feb 11, 2006, By Steven Owen

Code Q&A 

Feb 11, 2006, By Mike Holt

Class and Division: Don't Break Rank on Your Next Installation 

Feb 1, 2006, By Mike Holt, NEC Consultant

What exactly is a Class I location? Can you define it, or better yet, easily identify it in the field? You have a Class I location any time enough flammable...

Illustrated Catastrophes 

Feb 1, 2006, By Joe Tedesco, NEC Columnist

As usual, never consider the following commentary associated with these photos as a formal interpretation of the National Electrical Code (NEC). Without...

Code Quandaries 

Feb 1, 2006, By Mike Holt, NEC Consultant

All questions and answers are based on the 2005 NEC. Q. Is GFCI protection required for a 15A or 20A, 125V receptacle that is located within 6 feet of...

Code Quiz 

Jan 25, 2006, By Steven Owen

Code Q&A 

Jan 25, 2006, By Mike Holt

Code Quiz 

Jan 10, 2006, By Steven Owen

Code Q&A 

Jan 10, 2006, By Mike Holt

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