Variables affecting electric power quality haven’t changed significantly over the years, but the technological advances of electrical and electronic equipment make the equipment much more vulnerable to power quality events than in the past.
According to the most recent data from the United States Fire Administration, home electrical problems are responsible for an estimated 67,800 fires every year, resulting in 485 deaths, 2,300 injuries and more than $868 million in residential property loss. The U.S.
In April 23-26, 2007, the inaugural GridWeek event took place in the Ronald Reagan Building in Washington, DC. The purpose was to raise awareness and generate support for advancing and modernizing the grid and bring attention to an impending problem.
Up to 2,500 megawatts (mw) of wind energy capacity are scheduled to come online in the United States this year, bringing new power to the equivalent of 700,000 homes and injecting more than $3 billion of investment into the power generation sector. Wind power has truly become a reality.
Unusual circumstances affected the planning for the new Omaha JATC facility. The International Brotherhood of Electrical Workers (IBEW) Local 22 and National Electrical Contractors Association (NECA) Nebraska chapter shared a building and were looking for more space together.
As the Great Blackout of 2003 rolled through the Northeast and Midwest, a lot of people were left in the dark. But the blackout turned on the lights for a group of National Electrical Contractor Association (NECA) member contractors in Michigan. They saw the blackout as opportunity knocking.
Last year's blackout sparked a sharp rise in consumer interest in ensuring constant uptime, which has provided more and more opportunities for the electrical contractor. With this increased demand comes the consumer's desire for more cost-effective power.
The electrical contractor's job on a typical construction project goes beyond the scope of traditional electrical installations. It's a two-part responsibility that includes the construction or renovation of electrical systems for the structure.
Casinos and hotels must keep the power flowing Any industry that depends on electricity to generate revenue knows that the quality of the electrical supply isn’t always what is needed to keep the revenue stream flowing.
Brush up on what the NEC says about air conditioning During the hottest parts of the summer, most people do not notice the sound of air conditioning units turning on and off, but if a unit fails to start, the effect is noticed immediately. Comfort becomes a premium to be restored at all costs.
Submeters are installed after the main utility meter to gain additional information regarding energy usage inside a facility, according to Don Millstein, president of Langhorne, Pa.-based E-Mon Corp. Estimates for the submetering market are primarily based on existing facilities, although U.S.
Keeping track of company-owned tools has never been an easy task, even for very small firms. And for large organizations, effectively managing tools is a huge undertaking. “I started with our company as a driver,” said Rob Cherry, president of Osborne Electric in Oklahoma City.
High-quality and efficient corded and cordless power tools make the work of electricians easier and enable them to accomplish more in less time. Indeed, it is difficult to envision undertaking any electrical or datacomm construction project without power tools and equipment.
electrical contractor: Mr. Employer, what would your electricians say if you asked “what improvements would you like to see in your hand tools?” mr. employer: Do you mean everyday tools like screwdrivers and pliers and co-ax crimpers? How could anyone build a better mousetrap?
With the convergence of voice/data/video (VDV) applications within both the commercial and residential ectors, electrical contractors are now faced with becoming information technology professionals in addition to being electricians.