Published:
May 2009

Featured In This Issue

 

Featured Articles

Transformer Accessibility, Derating Conductors and More

By George W. FlachUnder (Codes & Standards)

Article 210 Branch Circuits; Article 240 Overcurrent Protection; Article 250 Grounding and Bonding;

Low Voltage But Not Low Risk

By Russ MunyanUnder (Miscellaneous)

The good news is that the electrical current through low-voltage cabling—such as telecommunications

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Mixing Oranges and Onions
(Miscellaneous)
By
Gerard W. Ittig
May 2009
Among the more difficult types of contract damages is a claim for lost profits. READ MORE
Money and Value
(Your Business)
By
Denise Norberg-Johnson
May 2009
Are we headed for another great depression or simply working through an expected blip on the recession radar screen? READ MORE
Nearly There: Screw-In LEDs
(Lighting)
By
Craig DiLouie
May 2009
The stakes are high. According to U.S. Department of Energy (DOE) estimates, nearly 1 billion 60W A19 lamps will be installed in the United States by 2010. READ MORE
NFPA 72 Nears Membership Vote
(Miscellaneous)
By
Wayne D. Moore
May 2009
Next month at the NFPA Fire Safety Conference & Expo, the 2010 edition of NFPA 72 will be voted on by the National Fire Protection Association membership. READ MORE
NREL Wins Governor's Award
(Miscellaneous)
By
May 2009
Colorado Gov. Bill Ritter presented the Governor’s Award for Research Impact in Renewable Energy to the National Renewable Energy Laboratory (NREL). READ MORE

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Safety Equipment and Apparel
1 Rain Gear > Salisbury by Honeywell’s arc- and flame-resistant PVC Nomex rain suit has an ATPV of up to 9 cal/cm². READ MORE
Cool Tools: Tools for Fiber
As demand for broadband increases, the superiority of fiber optic data communications networks is recognized by enterprise organizations, smaller businesses and even individu READ MORE
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