July 2008

Products

Light it up

Jul 1, 2008 12:00 PM

People say change is hard, but EC&M's 2008 Product of the Year winner is helping to dispel this common notion. EverLED TR from Randolph, Vt.-based LEDdynamics is a direct "drop-in" replacement for standard fluorescent tubes that uses the existing fluorescent ballast of a luminaire....

EC&M's 2007-2008 Products of the Week

Jul 1, 2008 12:00 PM

Each and every week, we at EC&M select one of the latest and greatest products the industry has to offer, presenting it every Monday morning on our Web site as the Product of the Week. ...

Lightfair International's 2008 Innovation Awards

Jul 1, 2008 12:00 PM

The 19th Annual Lightfair International (LFI), held May 26 to 30 at the Las Vegas Convention Center, drew more than 19,800 registered attendees from around...

Letters to the Editor

Case of the Shocking Sealing Machine Sparks Feedback

Jul 1, 2008 12:00 PM

I thought that The Case of the Shocking Sealing Machine article, starting on page 16 of the May 2008 issue, was excellent...

Market Watch

Brighter Light May Fight Dementia

Jul 1, 2008 12:00 PM

The link between light levels and emotional health has long since been established, but the results of a five-year Dutch study published in the June 11...

Construction Watch

Companies Team Up for Smart Home Study

Jul 1, 2008 12:00 PM

Prior research into the field of smart homes, -- residences that apply technology to interconnect systems (security, lighting, sensors, heating, air-conditioning, and audio-video) to improve the building environment and functionality while controlling costs -- has revealed that consumers want comprehensive connected home systems....

Lighting & Control

Lightfair International 2008: Field Report

Jul 1, 2008 12:00 PM, By Joe Knisley, Senior Editorial Consultant

Three concepts dominated this year's Lightfair International show, held at the Las Vegas Convention Center May 26-30....

Going Green

It's Not Easy Being Green

Jul 1, 2008 12:00 PM, By Carla Gallina, Lighting Designer

There are many ways of evaluating “green” design. Green architecture includes specification of renewable, local, and nontoxic materials, enhanced envelope design, and daylight strategies....

Inside PQ

Can Your SPD Go to Extremes?

Jul 1, 2008 12:00 PM, By Carey Mossop and Alan Chiste, Eaton Corp.

Surge protective devices (SPDs) have become an integral part of residential, commercial, and industrial power quality applications. The best SPDs provide...

PQ Corner

The Case of the Unreliable Conveyors

Jul 1, 2008 12:00 PM, Edited by John DeDad, Senior Director, Editorial and EC&M Development

In certain instances, system operation problems can be cyclical, many times correlating with utility or facility power system operation. Other times,...

National Electrical Code

Fill 'Er Up

Aug 14, 2008 4:10 PM, By Mike Holt, NEC Consultant

Raceways must be large enough to hold conductors without overheating and avoid insulation damage during conductor pulls. Therefore, we must determine the maximum number and size of conductors to put in a given raceway. That limit is what we mean by raceway fill....