Troubleshoot with PQ Interviewing Techniques
Dec 1, 2000, By Stan Turkel
The majority of power quality problems are relatively easy to troubleshoot, provided you ask a lot of questions and you don't lose focus. Learning the...
Berk-Tek's LANmark Receives Certification
Dec 1, 2000, By EC&M Staff
With a little tightening of the attenuation requirements, Berk-Tek, New Holland, Pa., A Nexans company (formed from Alcatel Cables and Components) recently...
Jiggling Can Be Dangerous
Nov 1, 2000, By Thomas P. Shefchick, P.E.
Even the best design cannot overcome an improperly installed, modified, or maintained electrical system....
Troubleshooting VFD Problems
Nov 1, 2000, By Paul Frank
When a motor drive goes down, production often grinds to a halt. How do you find and resolve the problem quickly?When that variable frequency drive (VFD)...
Testing Copper Cabling the Right Way
Nov 1, 2000, By Paul Rosenberg
Cable testing verifies you've completed an installation in accordance with all of the terms and conditions of the contract and industry standards. When...
2001 Truck Preview
Nov 1, 2000, By the editors of Fleet Owner magazine
Find out what's new and different with next year's truck models.Change is the operative word for describing what's happening to truck manufacturing these...
Let Safety Programs Buoy Your Business
Nov 1, 2000, By Joseph R. Knisley
Since clients and general contractors increasingly prefer to hire electrical contractors with formal safety programs, firms must invest more time and...
The Case of the Recurring 911 Call
Oct 1, 2000, By Howard F. Prosser
A downed overhead power line sets off a series of fires in a junkyard....
The Art of Managing Energy
Oct 1, 2000, By Michael Eby
These are exciting times for those who manage and purchase energy supplies, equipment, and services. The effects of a deregulated electric and gas market...
Under the Magnifying Glass
Sep 1, 2000, By Marleen Canniff
Taking a close look at a motor's stator during condition-based maintenance keeps power running at capacity at this busy power plant. When the condition-based...
Troubleshooting Plant Floor Datacom Systems
Sep 1, 2000, By Ralph Bowden, Mike Coleman, and Paul Frank
Glitches in plant data systems often bring production to a complete stop. When that happens, how do you respond?...
The Case of the Faulty Circuit Breaker
Sep 1, 2000, By Alexander Kusko and Mark B. Jacobs, Esq.
Lack of breaker maintenance escalates a destructive arcing fault and leaves an office high-rise building with major fire and smoke damage....
Adjusting Labor Units the Smart Way
Sep 1, 2000, By Mike Holt
Understanding how different job conditions affect total labor hours on any project goes a long way when it comes to successful estimating....
Insulation Resistance Testing: How and Why?
Aug 1, 2000, By John A. DeDad
How significant is insulation resistance testing? Since 80% of electrical maintenance and testing involves evaluating insulation integrity, the answer...
The Case of the Shocking Switch
Aug 1, 2000, By Ralph Crawford, P.E.
It seemed like an ordinary morning, as the dental clerk began her office startup routine. Yet when she tried turning on the motor-driven compressor from...
Troubleshooting Your VFDs
Aug 1, 2000, By Stan Turkel
Variable-frequency drives (VFDs), also known as adjustable-speed drives (ASDs) have become the preferred method of controlling speed to meet load requirements....
Plunged into Darkness
Aug 1, 2000, By Mike Eby, Editor-in-Chief
It's just a matter of time before it happens. We'll see it on the 6 o'clock news. The report will read something like this: The entire eastern seaboard...
How to Prepare for Extended Generator Runs
Jul 1, 2000, By John Diamond
Don't let clogged air or fuel filters, voltage regulator failure, or the wrong fuel prevent your generator from doing its job....
Pool Cleanup Ends in Electrocution
Jul 1, 2000, By Robert E. Garrett, P.E.
Working on a residential pool project, a young laborer loses his life after trying to force a 120V plug into a 240V receptacle while standing in water....
Let Labor Hours Lead the Way
Jun 1, 2000, By Mike Holt, Mike Holt Enterprises, Inc.
Find out why using labor-units to estimate labor hours on any electrical wiring project is a skill that combines both art and science....
