ECM Buyers' Guide

national electrical code


Reflections of Relief 

May 9, 2005, 

Code Quiz 

May 9, 2005, By Steven Owen

Code Q&A 

May 9, 2005, By Mike Holt

Grounding vs Bonding - Part 5 of 12 

May 1, 2005, By Mike Holt, NEC Consultant

Do you know the right way to ground and bond buildings or structures supplied by feeders or branch circuits?...

Code Quandaries 

May 1, 2005, By Mike Holt, NEC Consultant

Stumped by the Code?...

Behind the 2005 NEC Changes: 310.6 Shielded Cables 

May 1, 2005, By Steven Owen, National Code Seminars

Although the 2005 Code-change cycle often included lively debate on the use of non-shielded cables at 4.16kV and 2.4kV, in the end, the majority of the...

Speak Out 

Apr 22, 2005, 

Code Quiz 

Apr 22, 2005, By Steven Owen

Code Q&A 

Apr 22, 2005, By Mike Holt

Code Q&A 

Apr 8, 2005, By Mike Holt

Grounding vs Bonding - Part 4 of 12 

Apr 1, 2005, By Mike Holt, NEC Consultant

People often forget that all transformers, except autotransformers, are separately derived...

Code Quiz 

Mar 23, 2005, By Steven Owen

Code Q&A 

Mar 23, 2005, By Mike Holt

Code Quiz 

Mar 8, 2005, By Steven Owen

Code Q&A 

Mar 8, 2005, By Mike Holt

Grounding vs Bonding - Part 3 of 12 

Mar 1, 2005, By Mike Holt, NEC Consultant

Grounding and bonding at service equipment...

Code Quandaries 

Mar 1, 2005, By Mike Holt, NEC Consultant

Q. What is the maximum number of 15A or 20A, 125V receptacle outlets permitted on a 20A, 120V general-purpose branch circuit in a commercial occupancy?...

Behind the 2005 NEC Changes: 210.12 AFCIs 

Mar 1, 2005, By Steven Owen, National Code Seminars

The 2005 Code cycle was a busy time for members of Code-Making Panel 2, which oversees the requirements for Art. 210, 215, and 220, including the rules...

Illustrated Catastrophes 

Mar 1, 2005, 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...

Spam Bad CodeWatch Good 

Mar 1, 2005, 

That's why EC&M makes sure the information included in this e-newsletter is something you can use. Delivered twice every month, it brings you the latest...

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product of the week

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November 2, 2009

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EC&M TV

Exterior Fixture Box for Brick or Stone

Installing a fixture box in a brick or stone wall just got easier with Arlington’s new adjustable depth box!

Southwire's 2009 Cable Innovation Road Show

Gain years worth of insight in only 2-1/2 hours with Southwire’s 2009 Cable Innovation Road Show with Grounding Seminar. The agenda is packed with valuable information that focuses on installation tips!

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The complexities of today’s commercial or industrial facility, with their equipment environment of linear and nonlinear loads, places a whole new light on sizing engine-generator sets.

Arc Mitigation - A Total System Approach
There’s no question the risk of arc flash hazards is real in the electrical industry. What many don’t always realize is the impact in business interruption from such events typically far outweighs the physical damage to equipment. View this On Demand Webinar!

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This webinar explores the key benefits of implementing a robust complete, end-to-end Industrial Ethernet solution – from cabling and connectivity, to active components and associated hardware. View this On Demand Webinar!

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