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February 17, 2011
Vol. IX, No. 4

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   EC&M's CodeWatch
  Today's Headlines
 What's Wrong Here?
 Code Q&A
 Code Quiz
 Electric West Show Emphasizes NEC Education

Code Violations

What's Wrong Here?

By Joe Tedesco

Think you know how this installation violates the NEC?

Visit EC&M's website to see the answer.

Hint: Hairdresser turned electrician?

Code Quandaries

Code Q&A

By Mike Holt

Q. Can I install 120V conductors in the same space with 277V conductors? If the answer is yes, what restrictions apply?

Visit EC&M's website to see the answer.

Code Challenge

Code Quiz

By Steven Owen

When are single-pole circuit breakers with identified handle ties permitted to be used for the protection of ungrounded conductors for line-to-line connected loads?

  1. Never
  2. Only for multi-wire branch circuits
  3. For 3-wire direct-current circuits
  4. For line-to-line lighting loads

Visit EC&M's website for the answer and explanation.

Shows and Events


Scheduled for February 22-24 in Long Beach, Calif., Electric West offers attendees a rich educational program, including a dedicated track to “Code Changes & Standards.” Presented by some of the most well-known and respected names in the industry, a variety of Code-related seminars will get you up to speed on the 2011 changes as well as prepare you for how to apply these changes in the field. Following is a sampling of what you can choose from on the NEC front:

  • IAEI’s Analysis of 2011 Code Changes
  • NFPA 70E-2012 Electrical Safety Requirements
  • Understanding Important NEC Requirements
  • Latest Lighting Energy Code Updates: California Title 24 2008 – ASHRAE-IES 2010 – IECC 2009 Lighting
  • Common NEC Violations
  • Arc Flash Hazard Mitigation Methods: Benefits and Limitations
  • What’s Wrong Here – Ripped from the Pages of EC&M – Parts 1 and 2
  • Qualified Persons and Electrical Hazards
  • Ask the Experts
For more information and to register, visit www.electricshow.com.

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WHITE PAPERS

2011 Electroforecast
Notwithstanding recent lower-than-expected employment numbers and a mid-year stall in the housing market, the general U.S. economy has been showing some signs of recovery since the recession ended in June 2009. However, with its 12- to 24-month lag behind the general economy, non-residential construction is not expected to experience a substantial uptick in 2011. Read the complete 2011 EC&M Electroforecast.

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Have a UL White Book but not sure how to use it? Discover why the UL White Book is Part 2 of the NEC and how it will help you avoid "Red Tagged" jobs. Learn at your own pace with our FREE interactive course. Click here to get started now — or to order the latest copy .


ON DEMAND MEDIA

Top Code Changes: 2011 NEC
EC&M has partnered with NEC expert Mike Holt to present a one-hour webinar covering the top 2011 NEC Code Changes. This event is available on demand here.

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