ECM Buyers' Guide

electrical design / engineering


No More Pencils, No More Books 

Jun 1, 2002, By Matthew Halverson, Senior Associate Editor

Web-based graduate degrees are replacing the traditional tools of knowledge with an Internet connection and a mouse, making it possible for engineers to avoid the classroom altogether....

Who's in Control Anyway? 

May 1, 2002, By Michael Eby, Editor-in-Chief

An interesting debate has surfaced in the world of AC drives, pitting the mechanical engineer against the electrical engineer ......

Multiwire Branch Circuits Can Be Dangerous 

May 1, 2002, By Mike Holt, Mike Holt Enterprises, Inc.

The savings from multiwire branch circuits can come at a high cost....

Engineering Applications on the Web 

May 1, 2002, By Jeffrey L. Graper, P.E., Systems West Engineers

You can save your company time and money with easy-to-use online tools like engineering calculators....

Line Reactors and VFDs 

May 1, 2002, By John A. Houdek, MTE Corp.

Line reactors can protect motors and reduce power line distortion from VFDs....

Stored-Energy Connectors Bounce Back 

May 1, 2002, By John Paschal, P.E., Bechtel Corp.

With stored energy wire connectors, the wire is held intact regardless of vibration and thermal cycling....

Stepping Up to the Plate for Interconnection 

Apr 1, 2002, By Michael Eby, Editor-in-Chief

I recently attended my first Electrical Generating Systems Association (EGSA) convention at the historic La Mansion del Rio Hotel ......

Cable Identification Guidelines and Practices 

Mar 28, 2002, By Nancy Kane and Lisa Corona, Brady Corp.

Good labeling practices reduce installation costs and increase customer satisfaction....

Measuring Power System Performance for High-Reliability Applications 

Mar 1, 2002, By Mark McGranaghan, Electrotek Concepts and Ross Ignall, Dranetz-BMI

Power system performance isn’t about uptime “nines.”...

Achieving High Availability: The Impact of Redundancy to the Rack 

Mar 1, 2002, By Victor Avelar, APC

Corded equipment often gets left out of high-reliability planning....

Hurst offers personalized motor design on the Web 

Feb 19, 2002, 

Hurst Manufacturing, St. Louis, has launched a new Web site that allows visitors to design custom motors in a virtual environment, order samples for 48-hr...

Conductance is the Key to Extended Battery Life 

Feb 1, 2002, By Michael Cox, Midtronics, Inc.

An integrated battery management system can improve your battery system’s state of health....

Designing an Outside-Plant Facility 

Feb 1, 2002, By Arlyn S. Powell, Jr., Editorial Consultant

A good customer-owned OSP design depends on your knowledge of cable types, placement methods, and network topologies....

NEMA releases new standards on industrial control, motor specifics 

Jan 14, 2002, 

NEMA has released three new standards—two for industrial control and one for motors and generators. As a revision to ICS 5-1993, ICS 5-2000 Industrial...

Sparking Reliability at Your Facility 

Jan 1, 2002, By Don Genutis, Hampton Tedder Technical Services

Does partial discharge testing increase electrical reliability?...

Unraveling the Confusion over Generator Power and Neutral Conductors 

Jan 1, 2002, By James M. Daley, P.E., ASCO

How you should treat the neutral conductor depends on your system design....

Keep Your Motor Dry in Damp Environments 

Dec 1, 2001, By Edward Cowern, P.E., Baldor Electric Co.

Motors in wet and damp places seldom last as long as their dry counterparts....

What is CI Cable? 

Dec 1, 2001, By Michael Isner, FIREPRO, Inc.

With the arrival of circuit integrity cable, fire cable installers have a flexible alternative to traditional mineral insulated cable....

Piecing Together Your Circuit Protection Plan 

Nov 1, 2001, By Ed Rafter, P.E., Power Engineering, Inc.

Puzzled by choosing circuit protection devices? Follow these guidelines and your electrical system will fall into place....

Will Urban Office Designs Differ from the Past? 

Nov 1, 2001, By Joseph R. Knisley, Senior Editorial Consultant

As construction industry specialists continue to study the conditions surrounding Ground Zero in New York City, many experts are learning lessons from...

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what's wrong here?

What's Wrong Here?

Feb 2, 2012 7:54 PM

What's Wrong Here?

Jan 19, 2012 4:06 PM

What's Wrong Here?

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product spotlight

Labeling tool

Feb 10, 2012 7:58 AM

Labeling tool

The Rhino 4200 labeling tool features one-touch “hot keys” that quickly create and format wire/cable wraps, flags, fixed-length labels and more...

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Arlington CP9000

Arlington's new 9" diameter ceiling cover plate is the neatest way to cover unused "high hat" cans. With no tools needed, installation couldn't be faster!...

Arlington Gangable Boxes

Designed for new or retrofit applications, these snap-together gangable plastic boxes eliminate the need to construct a multiple-gang steel box out of several individual ones...

Understanding NEC Requirements for Solar Photovoltaic Systems
During this session, Mike Holt will address possible conflicts or confusing NEC requirements, provide tips on proper electrical installation techniques, and discuss the dangers related to improper installations. View this On Demand Webinar!



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