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August 2012

COVER STORY

  • Aug. 17, 2012
    Article
    Electrical Construction and Maintenance

    2012 Revisions to NFPA 70E

    Injuries to workers exposed to high voltage and related electrical hazards may never be totally eliminated, but it won’t be for any lack of trying to bolster the NFPA 70E workplace electrical safety standard....More

OTHER FEATURES

  • Sep. 5, 2012
    Article
    Electrical Construction and Maintenance

    The Secret to Understanding Arc Flash Calculations

    A few years ago, the term “arc flash” crept into our electrical technical vocabulary. Since that time, performing arc flash calculations remains a challenge for many of us....More
  • Aug. 17, 2012
    Article
    Electrical Construction and Maintenance

    Health Care Market Construction Forecast

    After reaching $30 billion in 2008, the health care construction market fell to $24.4 billion in 2010 and $23.0 billion last year, according to McGraw-Hill Construction’s (MHC) Dodge Project Center....More
  • Aug. 17, 2012
    Article
    Electrical Construction and Maintenance

    The Basics of Overcurrent Protection

    Overcurrent devices provide an essential level of protection in residential, commercial, and industrial applications. Flawless functionality, however, is dependent upon correct design and installation....More

NATIONAL ELECTRICAL CODE

INDUSTRY VIEWPOINT

  • Sep. 5, 2012
    Commentary
    Electrical Construction and Maintenance

    Working Safely in the Electrical Industry

    Each and every one of us has broken a rule at one time or another. I don’t care how much of a conformist you claim to be. If you’re really honest with yourself,...More

MOTOR FACTS

  • Aug. 17, 2012
    Article
    Electrical Construction and Maintenance

    Diagnosing & Understanding Motor Bearing Currents 3

    In the age of energy efficiency, engineers are often excited about the potential cost savings associated with variable-frequency drives (VFDs) and their ability to operate motors to match demand loads....More

PROJECT SPOTLIGHT

  • Aug. 17, 2012
    Article
    Electrical Construction and Maintenance

    Kohl's Distribution Center Completed in Texas

    In 2011, Kohl’s, a specialty department store headquartered in Menomonee Falls, Wis., racked up an impressive $1 billion in web sales....More

CALCULATIONS CORNER

PRODUCT NEWS

  • Aug. 20, 2012
    Article
    Electrical Construction and Maintenance

    Product Spotlight: Focus on Motor Starters, Speed Controls & More

    This month EC&M Magazine spotlights Cerus Industrials Multi-Contractor Starter, Bodine Electrics ABL-390C speed controls, Thomas & Betts Motor Lead Disconnects, and Onsets Data Logger....More

SPEAKING OUT

  • Aug. 20, 2012
    Commentary
    Electrical Construction and Maintenance

    The Future of Lighting

    Lighting has been designed, marketed, bid, and installed basically the same way since World War II. Fixtures fall into the same stereotypical classifications: 2×2, 2×4, troffer, downlight, strip, wrap, wallpack, Type 2, Type 5, spot, flood, can, etc....More
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