EC&M Article Archive


Product Literature 

Apr 1, 2004, By EC&M Staff

New catalogs, brochures and information from our advertisers...

Product News 

Apr 1, 2004, 

The latest products from around the industry...

Minnesota Utility Gets the Go-Ahead to Start Power Plant Clean-Up Project 

Apr 1, 2004, 

Xcel Energy has received the green light from the Minnesota Public Utilities Commission to proceed with its Metro Emission's Reduction Plan (MERP)...

Illustrated Catastrophes 

Apr 1, 2004, By Joe Tedesco, NEC Columnist

More Code catastrophes...

The 21st Century Watering Hole 

Apr 1, 2004, By Michael Eby, Editor-in-Chief

It's 10:00 at night. You're still too wired to fall asleep because that electrical test procedure you're scheduled to run first thing in the morning has you a little worried....

Lamp Demand to Reach $5 Billion by 2007 

Apr 1, 2004, 

The domestic demand for lamps waned during the soft economy, but a recent study suggests that this market could soon improve...

A/E/C Firm Executives Anticipate Rise in Design/Build Work 

Apr 1, 2004, 

About 80% of architecture, engineering, construction, and integrated design/build firm leaders who responded to a recent survey expect an increase in the use of design/build over the next five years...

Mr. Addiss' Neighborhood 

Apr 1, 2004, By Matthew Halverson, Managing Editor

The Electrical Contractor Network, the online community Bill Addiss helped create, has become the model for the way electrical workers around the world will communicate in the 21st century ...

The Latest Lighting Options for Parking Facilities 

Apr 1, 2004, By Joe Knisley, Senior Editorial Consultant

ESNA's Recommended Practice for Parking Facilities can serve as a guideline for designing the lighting systems in garages and lots...

The Basics of LonWorks 

Apr 1, 2004, By Joe Knisley, Senior Editorial Consultant

Getting a system's control devices to communicate effectively has gotten easier with the advent of local operating networks...

Product Spotlight 

Apr 1, 2004, 

Focus on Computers & Software...

Flywheel Technology Helps Life Spring Eternal for Battery Systems 

Apr 1, 2004, By Scott Richey, Active Power

Running a flywheel energy storage system in parallel with VRLA batteries can lengthen their service life and improve reliability...

Nexans works with Penn State on 10GBASE-T project 

Apr 1, 2004, 

Company has proposed the model to IEEE...

The Oft Misinterpreted Requirements of Stationary Battery Systems 

Apr 1, 2004, By Stephen W. McCluer, American Power Conversion

With current codes behind the state of battery technologies, inspectors may apply obsolete rules or misapply them entirely...

Cords and Fixture Wires 

Apr 1, 2004, By Mike Holt, NEC Consultant

Correctly applying the requirements of Art. 400 and 402 can prevent serious problems...

When Does Lightning Not Look Like Lightning? 

Apr 1, 2004, 

Sometimes it can be difficult to explain a power quality problem and arrive at an effective solution without the benefit of a little back-and-forth discussion...

Powering an NFL Stadium in the Valley of the Sun 

Apr 1, 2004, By Amy Florence Fischbach, Staff Writer

The desert sun has beat down on the aluminum benches at Sun Devil Stadium in Tempe, Ariz., sizzling Arizona Cardinal football fans in their seats since 1988 ......

Short Circuits 

Apr 1, 2004, 

Everyone makes mistakes. Some are just funnier than others...

What's Wrong Here? 

Apr 1, 2004, By Joe Tedesco, NEC Columnist

Hint: It looks like the installer of this optical cable was extra careful not to over bend or kink this cable....

Product of the Month 

Apr 1, 2004, By Matthew Halverson, Managing Editor

Keeper of the Light...

Managing Your Labor Force With the Latest Technology 

Apr 1, 2004, By Amy Florence Fischbach, Staff Writer

Track labor hours and manage your business with automated payroll systems and labor management software ...

Minimizing AC Induction Motor Slip 

Apr 1, 2004, By Mauri Peltola, ABB Drives and Motors

Although slip is a common problem with standard motors, several options exist for reducing its effects...

Project Management Software Comes of Age 

Apr 1, 2004, By Steve Setzer, Constructware, and Maggie Bonafair, Contributing Writer

Like it or not, contractors need to prepare for new business processes brought on by Internet-based project collaboration software...

Motor Calculations Part 1: Motors and Branch-Circuit Conductors 

Apr 1, 2004, By Mike Holt, NEC Consultant

Overcurrent and short-circuit protection aren’t the same for motors...

Product News 

Apr 1, 2004, 

The latest products in the contractor field...

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what's wrong here?

What's Wrong Here?

May 10, 2012 12:44 PM

What's Wrong Here?

Apr 19, 2012 10:09 AM

What's Wrong Here?

Apr 5, 2012 2:27 PM

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product spotlight

Garage/utility lamp

May 16, 2012 9:26 AM

Garage/utility lamp

A suitable replacement for existing high-intensity discharge (HID) or high-pressure sodium (HPS) lamps, the 52W LED-8025 garage/utility lamp is designed for low-bay applications ...

View all 2012 Product Spotlights

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