Q Subsection 725.52(A), Exception No. 2 (NEC 2002), permits installation of Class 2 and Class 3 system conductors in the same conduit with power conductors....More
Ernest Crowder from Fredericksburg, Va., an electrician with the Federal Bureau of Investigation, recently troubleshot a generator switchgear problem....More
Like most editors, CEE News editors see writers assault and sometimes pepper the English language every which way they possibly can. I guess we should...More
Across the river from downtown Kansas City, two former satellite dealers launched a home automation company with the motto, If you are building a new...More
Last month, we began this series talking about closed circuit TV monitoring. In this month's article, we will begin covering the components of video systems....More
The dot-com boom and bust of 2000 has left many electrical professionals wary of the Internet and skeptical of the possibilities of e-commerce. A flood...More
When Overton Electric, Memphis, Tenn., won the $6.7 million electrical contract for Peabody Place in early 2000, they knew they had to tread lightly....More
Louis Gale, P.E. from Raleigh, N.C., sent me these photos of a regular extension ladder that was being used as a cable tray at a tower used for cellular...More
McCormick Systems, which provides software for contractors to use in producing estimates for electrical and voice-data-video work, was growing and needed...More
Unperturbed by blackouts and soaring prices in California and the recent collapse of Houston-based power trading giant Enron Corp., Texas plans to press...More
It's true that many companies are still gasping for air after a horrendous 2001, and a 2002 that hasn't started out much better. While many economists...More
One of the most mind-blowing memories of the 9-11 tragedies is the selfless sense of duty of the rescue workers who responded to the World Trade Center...More
This is the second batch of jokes that CEE News readers e-mailed in response to a Calling all clowns request in the November End Note. Keep em coming...More
Power server meets the needs of large facilities The PowerLogic power server is for large commercial customers who want simple local monitoring or have...More
ATLANTA Siemens Energy & Automation Inc. and Dodge are sponsoring the Ultimate Power Sweepstakes to help launch Siemens' new Ultimate Load Center. Contractors...More
Thomas & Betts Corp., Memphis, Tenn., a maker of electrical components and industrial heating and cooling units, said it planned to consolidate its manufacturing...More
HAI, a manufacturer of integrated automation and security products, has released its 2002 training schedule. The new schedule consists of 110 classes...More
The Alabama Electrical Contractors Board has approved use of National Electrical Installation Standards (NEIS) for regulator purposes, effective Jan....More
McCormick Systems, which provides software for contractors to use in producing estimates for electrical and voice-data-video work, was growing and needed...More
Based on requests, the deadline for entry for the HANA Mark of Excellence Awards has been extended to JANUARY 15, 2001. If you did not get your entry...More
Siemens Corp. and Siemens AG, through its subsidiary, Efficient Networks Inc., announced general availability of the SpeedStream Home Networking Product...More
Construction on Bob Vila's dotCOM dreamHOME is now underway in the Spanish Hills development of Las Vegas. The custom home building project uses Internet...More
The Home Automation and Networking Association, the Washington, D.C.-based trade association of the home control and networking industry, announced the...More
Tools cut narrow and straight trenches Developed for cutting narrow straight trenches in a variety of soil types, the Trencher Work Tools for skid-steer...More
LEDs have unique and compelling characteristics that make them ideal for industrial lighting applications. But there are a variety of misconceptions about LEDs, how well they work, how long they last, and more. Digital Lumens developed this whitepaper to dish up the facts around LEDs and address some common misunderstandings....More
An arc flash is associated with the explosive release of energy caused by an electrical arc, due to either a phase-to-ground or a phase-to-phase fault. This kind of fault can result from many factors – a dropped tool, accidental contact with electrical systems, buildup of conductive dust, corrosion or improper work conditions.....More
Abstract: In this webinar, Mike will not only explain the current NEC requirements for GFCIs and AFCIs, but he'll explain how they operate, what causes their premature failure, and when they won't provide the safety protection you might have thought they would.
Abstract: This webinar will teach attendees the difference between risk and hazard, and how the choice of system grounding has a direct impact on reliability and safety.
