HV Test Equipment

The Role of Cable Rejuvenation in Addressing the Maintenance of Aging Underground Cables

Aging underground residential distribution (URD) cables is a growing problem in communities around the world, disrupting customers and causing business challenges for utility providers. But in most cases,…
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Latest Electrical Industry News

Circuit Breaker Time and Motion Testing

Determining mechanical condition of high-voltage circuit breakers BY JOZEF LEVI, Doble Engineering Company Life expectancy of a newly installed high-voltage circuit breaker is approximately 40…
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FERC Complaint Targets Duke, PJM Transmission Planning

A coalition of large energy consumers and ratepayer advocates has filed a complaint with the Federal Energy Regulatory Commission (FERC), urging the agency to prohibit…
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Dynamic Resistance Measurement

Condition testing of circuit breaker’s arcing contacts BY BUDO MILOVIC, DV-Power The preventive maintenance on a high-voltage (HV) breaker consists of several routine tests. The…
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Partial Discharge & Circuit Breaker Asset Management

Detecting and avoiding preventable failures BY JAY GARNETT, Doble Engineering Company While metal clad switchgear can be very reliable, sometimes operating for over 50 years,…
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Utility Proactively Tests Underground Cable

Distribution companies are continually looking for ways to improve system reliability, all while conserving capital investments and operational costs. With an aging infrastructure, one of…
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Vacuum Interrupter Testing for Circuit Breakers

How to predict field life using vacuum interrupters BY FINLEY LEDBETTER, Group CBS Utilities have widely replaced older air-magnetic and oil interrupters for circuit breakers…
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Ground Tester Section Criteria

Ground Tester Section Criteria is important to decide. The electrical grounding component of an electrical facility can be easily overlooked. It doesn’t appear to have…
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HV Test Equipment Articles

FERC Approves Interconnection for Talen Energy, Amazon Data Center

FERC Approves Interconnection for Talen Energy, Amazon Data Center

In a significant move that underscores the growing demand for reliable and sustainable energy to…
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Safe Work Verified Through Data Logging Technology

Safe Work Verified Through Data Logging Technology

On Distribution, Transmission or Substation equipment, testing for presence or absence of nominal voltage is…
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The Dissolved Gas Analysis Toolkit

The Dissolved Gas Analysis Toolkit

Dissolved gas analysis: addressing the challenges of collecting samples BY DONAL SKELLY, GE’s Digital Energy…
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FirstEnergy Explores Alternatives to PJM Capacity Market

FirstEnergy Explores Alternatives to PJM Capacity Market

In a strategic move aimed at enhancing its power supply reliability, FirstEnergy is actively exploring…
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Transformer Diagnostic Testing

Transformer Diagnostic Testing

Transformer diagnostic testing: standards to diagnose equipment with Sweep Frequency Response analysis BY VOLNEY NARANJO,…
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