The Case of the A/C Installation Gone Wrong 

Aug 1, 2009, By Eric David, Liaicon

Air-conditioning (AC) tech is electrocuted on roof of strip mall, after coming in contact with an energized sign that later proved to have no solid ground path...

After Shock 

Jun 1, 2009, By Beck Ireland, Staff Writer

Symptoms and treatment in the aftermath of electrical injury...

Training & Continuing Education Trends in the Electrical Industry 

Feb 1, 2009, By Beck Ireland, Staff Writer

Despite the slowdown in construction caused by the U.S. economic recession, Jackson, Mich.-based engineering, consulting, and construction management...

How to Keep Variable-Frequency Drives and Motors Running 

Feb 1, 2009, By Dan Orchard, Intigral, Inc.

When applied to blowers and pumps, variable-frequency drives (VFDs) offer energy savings. In mechanical applications, they allow fine adjustments that...

Basic Training 

Jan 1, 2009, By Michael Eby, Editor-in-Chief

You would think one of the most basic concepts of an electrical system would be the most widely understood. But after years of working in the electrical...

Troubleshooting Residential Submersible Pump Systems 

Dec 1, 2008, By David Herres, Master Electrician

Why is it that residential deep well submersible pump system malfunctions are notoriously hard to diagnose? For one, a pump/motor assembly suspended 10...

Partnering for Success 

Oct 1, 2008, By Amy Florence Fischbach, Contributing Writer

Twenty-seven-year-old Tyler Squire could crunch mathematical problems in the blink of an eye. When it came to applying his skills to the real world, however,...

Learning to Read Waveform Signatures 

Sep 1, 2008, By Mark McGranaghan, EPRI Solutions

Today, many facilities have online monitoring systems that continuously track power quality, provide valuable information about energy use, and characterize...

From the Forensic Files of NIOSH 

Aug 1, 2008, 

Few would argue that electrocution is a serious threat to electrical workers. However, it's only one of the dangers faced by this group of individuals, as evidenced by a tragedy that occurred at a Michigan vehicle transmission plant....

Low-Voltage Lighting Primer 

Jun 1, 2008, 

The use of low-voltage lighting systems has become increasingly popular over the past several years. In fact, low-voltage halogen and xenon lighting systems...

The Soft Sell 

May 1, 2008, By Beck Ireland, Staff Writer

Early in his career, Jamie Wilkie, owner of Mister Sparky of Greenville, S.C., learned a valuable lesson. Eight years ago, Wilkie already a licensed master...

Asbestos: Don't Let Your Past Come Back to Haunt You 

Apr 1, 2008, 

Asbestos is the generic name given to a group of naturally occurring, fibrous minerals with high tensile strength, flexibility, and resistance to heat,...

Crest Factor: A Key Troubleshooting Parameter 

Mar 1, 2008, John DeDad ,, Senior Director, Editorial and EC&M Development

We all know that electric utilities in the United States generate electricity at various 60-Hz voltage levels that result in a sine wave waveform. The...

Utilities Join Forces to Offer Unified Electric Line Specialist Training 

Feb 1, 2008, 

When it comes to training, Midwest ENERGY Association (MEA), Eagan, Minn., believes in the old saying two heads are better than one try 14 heads to be...

Disposable FR Garments: What Are the Differences? 

Jan 1, 2008, By Hugh Hoagland, ArcWear.com

Any petrochemical worker or electrician exposed to electric arc has something in common with a meth lab cleanup team. When they arrive on the job site,...

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