December 2013: Lighting Special Report


The benefits of light-emitting diodes (LEDs) as a brighter, more efficient alternative to fluorescen

In the future, windows may not only serve the primary functions of allowing light indoors and conser

LED illumination is adding drama to corporate campuses.

It’s a little like the chicken and the egg when you ask who sets lighting trends.

As the LED revolution continues to proliferate with new lighting solutions that compete with convent

In a YouTube video, two psychology professors staged a playful indoor exercise featuring six men and

The opportunity in the LED retrofit market is enormous, and the missteps made in rushing other energ

Maxis 510 Wire Wagon loader with wire, tools and supplies

Electricians frequently find themselves on job sites without a place to lay out plans and drawings o

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December 2013
For those of you who are new to electrical estimating software, it is important to understand the basic concepts behind the shiny images on the computer screen. READ MORE
December 2013
Installation requirements for arc-fault circuit interrupters (AFCI) in 210.12 of National Electrical Code (NEC) have been modified considerably in the past three NEC cycles an READ MORE
Figure 1: 10-foot feeder tap
December 2013
Someone recently asked me to explain the differences between the 10-foot tap rule and the 25-foot tap rule as they apply to feeders. READ MORE
December 2013
In August, the Occupational Safety and Health Administration (OSHA) issued a Notice of Proposed Rulemaking (NPRM) that included modifications to a 40-year-old-plus standard th READ MORE
December 2013
The term “Intermittency” is often used when utility-industry experts discuss the drawbacks of renewable-energy supplies. READ MORE


December 2013