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July 2012

COVER STORY

  • Jul. 23, 2012
    Article

    Tracking Energy Efficiency in Commercial Buildings

    The ability to accurately measure and compare the energy use of commercial buildings is critical to improving their performance and increasing standards of efficiency. The compilation of performance data for the purposes of comparison and analysis will ensure new benchmarks....More

OTHER FEATURES

  • Jul. 23, 2012
    Article
    Electrical Construction and Maintenance

    Mastering the Electrical Work on a Mega Project

    Imagine being given the task of managing a 500,000-hour job scheduled to take place over the course of four years. Most contractors and electricians would jump for joy if they landed a project of this magnitude....More
  • Jul. 23, 2012
    Article
    Electrical Construction and Maintenance

    The Highs and Lows of Photovoltaic System Calculations

    The power electronics components of a photovoltaic (PV) system, such as grid-direct inverters, have maximum and minimum voltage inputs; therefore, you need to adjust the module voltage values to meet your specific needs on each project....More
  • Jul. 23, 2012
    Article
    Electrical Construction and Maintenance

    2012 U.S. Manufacturing Update

    Can U.S. manufacturing maintain its momentum and continue to lead the recovery?...More

NATIONAL ELECTRICAL CODE

INDUSTRY VIEWPOINT

  • Jul. 24, 2012
    Article
    Electrical Construction and Maintenance

    Mobile Apps in the Electrical Construction Industry 5

    According to a press release issued by Gartner — an information technology research and advisory company — late last year, Apple and Android app stores offer hundreds of thousands of applications to mobile users. The research firm forecasts that by 2014, there will be more than 70 billion mobile application downloads from app stores every year. That’s a staggering number! This means there’s most likely an app available right now to help you do whatever it is you wish to accomplish....More

PRODUCT OF THE YEAR

  • Jul. 24, 2012
    Article
    Electrical Construction and Maintenance

    2012 EC&M Product of the Year Unveiled

    TR7740, Combination USB Charger with Tamper Resistant Receptacle, from Cooper Wiring Devices takes first place in Product of the Year competition...More

MAINTENANCE FACTS

  • Jul. 1, 2012
    Article
    Electrical Construction and Maintenance

    The Basics of Circuit Breaker Maintenance 1

    Circuit breakers are used in nearly all electrical systems — from residential dwellings to electric utility facilities. We rely on them to protect our systems from damaging overcurrents and short circuits. Understanding circuit breaker construction and operation is key to realizing their limitations and proper usage....More

CALCULATIONS CORNER

PRODUCT NEWS

SPEAKING OUT

  • Jul. 24, 2012
    Article
    Electrical Construction and Maintenance

    Sharing Data in the Construction Industry

    Technologically speaking, the construction industry lags other industries, such as retail, manufacturing, finance, logistics, and health care. However, people in the construction industry aren’t behind; we are just as likely as those in other industries to adopt, embrace, or resist individual technologies, such as mobile devices, tablets, GPS-enabled devices, and other gadgets....More
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