Stumped by the Code?
Aug 1, 2007, By Mike Holt, NEC Consultant
All questions and answers are based on the 2005 NEC. Q. Are there any restrictions on the length of outside conductor (without overcurrent protection)...
What's Wrong Here?
Aug 1, 2007, By Joe Tedesco, NEC Columnist
How well do you know the Code? Think you can spot violations the original installer either ignored or couldn't identify? Here's your chance to moonlight...
SHOCKING STAT OF THE MONTH
Jul 1, 2007,
$22.7 Millions of dollars in funding the U.S. Dept. of Energy recently awarded basic research projects aimed at improving the capture, conversion, and...
SHOCKING STAT OF THE MONTH
Jul 1, 2007,
$28 BILLION The total investment value carried by 800 capital and maintenance projects to begin construction during the second half of 2007 a 20% decrease...
Observations on Supplemental Grounding and Bonding Systems: Part 1
Jul 1, 2007, By William Bush, Panduit
Site power and grounding audits/evaluations of commercial and industrial locations routinely identify electrical power system grounding and bonding problems....
Aging Workforce Launches War for Talent
Jul 1, 2007,
For the first time in its 15-year history, the focus of Denver-based FMI Corp.'s annual analysis of construction firm training practices was broadened...
Putting the P in Engineer
Jul 1, 2007,
A century ago, the first engineering licensure law was enacted. Now, every state regulates the practice of engineering to ensure public safety by granting...
2007 Product of the Year Awards
Jul 1, 2007,
Now in its seventh year, the EC&M Product of the Year competition was established to honor excellence in new product development for the electrical industry. The prestigious Platinum Award showcases the most innovative product of the past year and recognizes inventive products that allow electrical design professionals, installers, and maintenance personnel to do their jobs more efficiently and effectively....
What's Wrong Here?
Jul 1, 2007, By Joe Tedesco, NEC Columnist
How well do you know the Code? Think you can spot violations the original installer either ignored or couldn't identify? Here's your chance to moonlight...
Lightfair 2007 Field Report
Jul 1, 2007, By Joe Knisley, Senior Editorial Consultant
Lighting professionals from around the globe viewed the latest products and newest technologies at Lightfair International 2007, held May 6-10 at the...
EC&M's 2006-2007 Products of the Week
Jul 1, 2007,
Each and every week, we at EC&M select one of the latest and greatest products the industry has to offer, presenting it every Monday morning on our Web...
Lightfair International's 2007 Innovation Awards
Jul 1, 2007,
The 18th Annual Lightfair International (LFI) the world's largest annual architectural and commercial lighting trade show and conference was held at New...
Article 225: Outside Branch Circuits
Jul 1, 2007, By Mike Holt, NEC Consultant
Article 225 provides installation requirements for outside branch circuits and feeders that run on (or between) structures or poles (Fig. 1). The NEC...
CORRECTION
Jul 1, 2007,
Scott Nevins with Nevron Electrical Contractors in New Jersey wrote in with a question on Code Basics from the May 2007 issue. On page 55, Exception No....
Code Quandaries
Jul 1, 2007, By Mike Holt, NEC Consultant
Q. Can I pass conductors from one panel through another panel? If so, what are the restrictions?...
Everyone makes mistakes. Some are just funnier than others
Jul 1, 2007,
Water Works We were using an auger one day to install light poles at a local hotel when we hit an unmarked water line about 3-feet deep. After contacting...
States Don't Follow Stricter Standard, Says Former 90.1 Chair
Jul 1, 2007,
States Don't Follow Stricter Standard, Says Former 90.1 Chair There are some problems with the May article Mood Lighting written by Beck Ireland starting...
Response to Rising Energy Costs
Jul 1, 2007,
In a survey by Milwaukee-based Johnson Controls, only 13% of respondents business leaders from a wide range of facilities and locations who were decision-makers...
Product News
Jun 1, 2007,
Storage boxes These heavy-duty job-site storage boxes feature the GearGuard multi-point locking system. The line includes four types of storage chests,...
NEMA Launches AFCI Safety Web Site
Jun 1, 2007,
There's a new online resource available on the latest in electrical circuit protection technology, thanks to the Low-Voltage Distribution Equipment Section...
Product News
Jun 1, 2007,
Rack-mount power conditioner Designed to protect 120V systems, this rack-mount, low-impedance, isolation transformer-based power conditioner is available...
IBEW TV
Jun 1, 2007,
With more than one million hits, The International Brotherhood of Electrical Worker's (IBEW) Hour Power is proving popular with members and non-members...
Illustrated Catastrophes
Jun 1, 2007, 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...
Short Circuits
Jun 1, 2007,
The Melody of a Miswire About 40 years ago, I was helping my old friend Tom change out a furnace. He was a licensed warm air mechanic, and I was a journeyman...
Focus on Safety
Jun 1, 2007,
Fall protection equipment This line of Miller arc-rated fall protection products guards workers from electric arc flash and arc-blast exposure. Harnesses...
