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Power Quality & Grounding

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...

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...

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)...

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...
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Power Quality

Compatibility Issues with Generator-Backed Power Systems

Line-interactive uninterruptible power supply (UPS) systems play a vital role in maintaining seamless operation during power outages. Their integration with backup generators, however, can pose challenges regarding synchronization and power quality.

While both UPS systems and generators serve as safeguards against power disruptions, their integration isn't always seamless. Understanding these compatibility concerns is crucial for ensuring reliable backup power and avoiding damage to sensitive equipment.

Visit Our UPS Systems Study Course

 

Voltage and Frequency...

Power Quality Articles

INSULATION RESISTANCE TEST

T&D Buyer’s Guide Companies

Power Quality Videos

AreaMax: Utility-Grade LED Area Lighting

Photocontrol Failsafe Technology for Outdoor LED Lighting

SEDIVER Powerful project - Itaipu line, the world reference in HVDC

Power Quality Products

Line Guard: Prevents Crawling Animals from Reaching Overhead Assets

M7100 Analyzer - High-Voltage Asset Analyzer

OMNIMAX - The LED retrofit that doesn't compromise

Power Quality Shared Media

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Power Quality, Grounding and UPS Handbook Vol 10

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Electricity Today T&D Magazine - TRANSFORMERS Special Issue

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Electricity Today T&D Magazine - POWER SYSTEM RELIABILITY Special Issue