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September/October 2010
Not just in print, the current issue of IAEI News is also available online. September/October 2010 is available now for you to flick through from cover to cover online! Try it out and give us your feedback. We would love to know what you think.
In 1996, a new Article 625, Electric Vehicle Charging System Equipment, was added to the National Electrical Code (NEC) in anticipation of new technology in the form of electrically charged vehicles. The addition of this article was in response to clean air legislation on both the federal and state level that implemented new requirements for [...]
A Little History Actually the United States is catching up to the rest of the world, which has, for the most part, been using ungrounded electrical systems for as long as the U. S. has been using grounded electrical systems. More than 100 years ago, the debate on grounded vs. ungrounded electrical systems began and the U. [...]
Remember when we were kids, and dreams of the time when we could fly in our cars like George Jetson filled our thoughts on long summer afternoons? Well, get ready for the new generation of electric vehicles (EVs) and plug-in hybrid electric vehicles (PHEVs). While not quite ready for flight, these sleek, stylish, modern marvels [...]
The combination inspector is an integral part of the inspection process in many inspection agencies across the country, including the entity for which I have worked for close to two decades. I was hired as an electrical inspector; however, on my first day (within the first hour) one of the supervisors placed a stack of [...]
Two young boys are excited about being at the lake for the first time that summer. While the parents unload the car, they quickly don their swimsuits and run down the dock. The first boy dives in, oblivious to the cold water. The second boy stops to consider if he should dive in also, or [...]
Executive Summary The United States is well underway with the modernization of its energy grid, driven by $4.5 billion in American Recovery and Reinvestment Act grants and other Congressional legislation. Smart Grid needs to be implemented quickly enough to provide optimal value improving delivery and reliability, and also contribute to the nation’s energy security by [...]
Keeping up with local codes can pose serious challenges for electricians and inspectors, as some states adopt codes locally — not statewide. In some cases, regulations can vary from county to county, which makes keeping track of local policies difficult at best. This edition of Safety in Our States provides an update on the code [...]
It’s Complicated — you’ve probably seen this witty movie about divorce. Motor wiring rules are complicated too, but not nearly as amusing as the movie. This article reviews our complicated rules for motor supply conductors. When wiring is installed directly into a motor terminal box, Rule 28-104 tells us that the minimum conductor insulation temperature [...]
It seems that automobiles have been an industrial harbinger. More than 100,000 patents were filed in the 19th and 20th centuries and a worldwide evolution took place around the automobile. In the 1890s, the first cars were so new and unusual that they were showed in circuses! From there, various models and designs proliferated like [...]