More in Test & Measurement

Apr. 27, 2012

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Electrical Construction and Maintenance

Navy Exercise Tests Smart Grid Capabilities at San Diego Installations

Naval Facilities Engineering Command (NAVFAC) Southwest engineers along with Navy Region Southwest (NRSW), Marine Corps Installation West (MCIWEST), and San Diego Gas and Electric (SDG&E) capitalized on a Navy-wide security exercise March 22-23, to test the abilities of local Navy and Marine Corps installations to reduce electrical consumption...More
Conference

PowerTest 2013

February 18th - 21st, 2013 - New Orleans, LA
Conference

EGSA Annual Spring Convention

March 17th - 19th, 2013 - Sarasota, FL
Apr. 1, 2012

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Electrical Construction and Maintenance

Power Factor Testing Dry-Type Transformers 2

Power factor testing is recommended on large (greater than 500kVA) transformers to ensure insulation integrity...More
Mar. 1, 2012

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Electrical Construction and Maintenance

Power Quality Measurement and Analysis Basics

How to interpret the results of a power quality site survey...More
Feb. 1, 2012

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Electrical Construction and Maintenance

Troubleshooting Tips for Industrial Control Systems

Analyzing electrical maintenance problems with a DMM and digital oscilloscope...More
May 24, 2011

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Electrical Construction and Maintenance

Getting Testy, Part 4

Suppose you've determined what testing you need done by a qualified testing firm. Now, how do you select the firm?...More
May 10, 2011

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Electrical Construction and Maintenance

Getting Testy, Part 3

Over the years, the typical facility accumulates the detritus of fast-track projects and various efforts to do more with less...More
Apr. 26, 2011

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Electrical Construction and Maintenance

Getting Testy, Part 2

Do you have the expertise to properly conduct the tests needed to make good maintenance decisions? If not, these are some common areas of error that will crop up...More
Apr. 12, 2011

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Electrical Construction and Maintenance

Getting Testy, Part 1

You make maintenance decisions about things such as...More
Apr. 20, 2010

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Electrical Construction and Maintenance

Insulation Resistance Testing, Part 5

Sometimes, an insulation resistance (IR) testing program is in place, yet a major cable failure still occurs...More
Apr. 6, 2010

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Electrical Construction and Maintenance

Insulation Resistance Testing, Part 4

In our previous issue, we described time-resistance and dielectric absorption ratio tests. Two other useful insulation resistance tests are the short time and step voltage tests...More
Mar. 23, 2010

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Electrical Construction and Maintenance

Insulation Resistance Testing, Part 3

Four kinds of insulation resistance tests are particularly useful. Two of these tests include...More
Mar. 9, 2010

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Electrical Construction and Maintenance

Insulation Resistance Testing, Part 2

Insulation resistance testers measure the following three quantities...More
Feb. 23, 2010

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Electrical Construction and Maintenance

Insulation Resistance Testing, Part 1

Acceptance test reports can tell you the condition of your cables when they were installed, but they tell you nothing about the present condition. Startup alone can radically change the data...More
Sep. 1, 2009

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Electrical Construction and Maintenance

Test and Measurement Tools Shine Bright

It's no surprise that test and measurement instruments occupy a coveted spot in many an electrician's tool bag. In an effort to capture a piece of this...More
Jan. 1, 2002

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Electrical Construction and Maintenance

Sparking Reliability at Your Facility

Does partial discharge testing increase electrical reliability?...More
Jan. 1, 1996

Article

Electrical Construction and Maintenance

Understanding Insulation Resistance Testing 4

How is IR testing done, in view of the fact that at least 80% of electrical maintenance and testing involves evaluating insulation integrity?...More

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