Published:
May 2007

Featured In This Issue

 

Featured Articles

Alarming Statistics

By Darlene BremerUnder (Safety)

Reducing common injuries and maintaining safety practices According to the Electronic Library of Con

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Impact of UL 864—Ninth Addition
(Systems)
By
Wayne D. Moore
May 2007
New UL standard outdates FACUs many consider current Most contractors know the Underwriters Laboratories Inc. (UL). READ MORE
VoIP May Get Caller ID with OpenID System
(Systems)
By
May 2007
Currently, one of the biggest advantages traditional phone users have over VoIP phone users is the caller ID function. READ MORE
Spain Enjoying the Breeze
(Green Building)
By
May 2007
According to the nation’s electricity network authority, Spain’s wind energy generators reached an all-time high in electricity production late in March, exceeding power gener READ MORE
Grounding Devices, Wiring and Grounding a Transformer and More
(Systems)
By
George W. Flach
May 2007
Article 200—Use and Identification of Grounded Conductors; Article 220—Branch-Circuit, Feeder and Service Calculations; Article 240—Overcurrent Protection; Article 310—Conduct READ MORE
Safe and Sound
(Your Business)
By
Stan Shook
May 2007
Cover the costs of job site safety READ MORE

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Products Featured In This Issue

Lightning Detector
Spectrum’s ThunderBolt portable lightning detector has a storm and lightning detection range of 75 miles (120 km in metric version) and a detection frequency of 10 kHz. READ MORE
Hand Tools
Innovations in power tools—especially the introduction of cordless tools using lithium-ion battery technologies—attracted attention of tool users in recent months and justifia READ MORE
Voltage Detector
  READ MORE
Rescue Chair
AOK Global Products’ model 1900 rescue chair has an adjustable, removable headrest with headband for unconscious passengers, two front swivel wheels that allow stabilized, til READ MORE
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