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Power Quality & Grounding

Wireless Measurement Systems

Conquering challenges with wireless measurement systems BY COLIN PLASTOW, Fluke Electronics Any type of manufacturing or industrial environment presents a number of challenges when taking measurements. Whether you need to check performance over time or run spot checks, there are many situations...

How to improve your NEC/CSA Installations

Grounding and Bonding are the least understood, the most misinterpreted and confusing elements in modern electrical and electronic systems and leads to poor design and installation work — especially as it relates to the Canadian Electrical Code (CEC) and to the National Electrical Code (NEC)...

How to Protect Data Centers

Exploring power flow and heat transfer technologies BY BRIAN FORTENBERY, Electric Power Research Institute A data center is a large concentrated load about 20 times more energy-intensive than the typical commercial building and 80 to 100 times more energy-intensive than the typical home. They...

Understanding the DC Overpotential Test

The 411 on DC testing of low-voltage circuit breakers BY JIM WHITE, Shermco Industries, Inc. The direct current (DC) overpotential test is one of the basic tests conducted to ensure an insulation system has adequate insulation life to make it to the next scheduled maintenance interval. While not...

Solving Power Quality Troubles in VFDs

Q: What are some of the negative power quality impacts from voltage variances and transients on variable frequency drives (VFDs)? And, what are some recommended solutions to resolve this VFD site issue? OUR EXPERT | Paul Wright, P.Eng, engineered drive solutions manager, Electrical Controls...

Reducing Electrical Risks in Data Centers

Industrial-strength solutions to improve safety BY MIETEK GLINKOWSKI, ABB A major source of disruption and downtime in data centers is human error. And their largest safety hazard is in the increasing size of the electrical systems that power them. Both of these risks can be addressed at two...
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Power Quality

Go with the Power Flow

The importance of load studies

BY KATHLEEN WOLF-DAVIS with CASY HENRY, Megger

If you’re running an industrial power system—whether for an airport, a mill, a factory or a smelter—you’re focused on more than the traditional utility concept of keeping the lights on. You definitely need that power to be available, no doubt, but what you’d really like to know about are the details: quality of power, flow and reliability—items that impact your machinery, your schedule,...

Power Quality Articles

INSULATION RESISTANCE TEST

T&D Buyer’s Guide Companies

Power Quality Videos

Youngstown Glove

AreaMax: Utility-Grade LED Area Lighting

About Dynamic Ratings

Power Quality Products

CLiP® Current Limiting Protector

Analog & Digital Meters

Flame-Resistant Work Gloves

Power Quality Shared Media

Catalog

Electrical Protection Handbook Volume 7

Catalog

Electrical Maintenance Handbook, Vol. 10

Catalog

Electrical Motors & Drives Handbook Vol. 3