Controlling EMI Noise Problems
Aug 1, 2000, By Stan Turkel
Ever wonder why your laptop computer, handheld data device, or even pocket calculator has that FCC compliance label on the back? It reads something like...
Switching the Neutral: What's the Controversy?
Aug 1, 2000, By Paul McMorrow
Which method is best for switching the neutral: 3-pole transfer switches with overlapping neutral contacts or 4-pole switches? The answer may surprise you....
Powering a City Within a City
Jul 1, 2000, By Jim Berard, Eli Sherman, and James Daley, P.E.
The sophisticated power monitoring and control system at Sprint World Headquarters Campus allows facility engineers to override automatic load-trip orders and permit load shedding or peak shaving as necessary....
Is Power System Assurance a Myth?
Jul 1, 2000, By William P. Mazzeti, Jr., P.E.
Nothing guarantees end-to-end power system assurance for critical power loads. However, criteria and good practice can raise your chances of success....
Winning Customers in Competitive Energy Markets
Jul 1, 2000, By EC&M Staff
What types of services do Americans value most? At least half of American electricity consumers are willing to pay 30% to 40% more for electricity. A...
The Key to Figuring the Right Frame Size
Jul 1, 2000, By Ed Cowern, P.E.
To have confidence you are ordering the right motor for your specific application, you must understand motor frame designations....
Time to Rethink Power Monitoring
Jul 1, 2000, By Bart Cotton
A new breed of data center is turning power monitoring upside down. If you haven't already worked in an Internet data center, chances are you will soon....
Making Short-Circuit Calculations Easy
Jun 1, 2000, By John Paschal, P.E.
Using the new kVA method, you only need one calculation to determine the short-circuit values at every point within an entire electrical power system....
Don't Let Lightning Catch You Off Guard
Jun 1, 2000, By John Paschal, P.E.
Although there are a number of lighting protection systems available, the decision of which one's right for your facility basically comes down to what you're trying to protect....
The Highs and Lows of Motor Voltage
May 1, 2000, By Ed Cowern, P.E.
Operating a motor at the "outer limits" of its voltage requirements reduces its efficiency and causes premature failure....
Generators Answer Need for Backup Power
May 1, 2000, Edited by Ellen Parson, Managing Editor
Utility company signs more than a dozen clients, who require 75kW or more demand per month, to its new backup generator service (BGS) program....
Power Monitoring: Dispelling Meter Myths
May 1, 2000, By Dennis Stewart, P.E.
Understanding the capabilities of your monitor will help you interpret readings more accurately when investigating power quality problems....
In Sync with Engine Gensets
Feb 1, 2000, By Donald Berozi, P.E.
Synchronization and load sharing between old and new multiple engine gensets are possible with digital controls and existing analog components....
Why the Scramble for On-Site Power?
Feb 1, 2000, By Mark Lamendola, Technical Editor
On-site power generation got attention during last year's Y2K mania. But, the real driver for such capability is far more substantial than concerns over...
Selecting the Right Battery for the Job
Feb 1, 2000, By Glenn Alber and Mark Lamendola
Battery selection is no easy task. Using the same battery in two different applications may give you excellent performance in one instance and a complete failure in another....
