High Voltage Test Equipment - Electricity Today

Substation Testing

Circuit Breaker Lubrication

Developing circuit breaker lubrication procedures BY RICK YOUNGBLOOD, Doble Engineering Company Circuit breaker analyzers are used to determine operating speeds and velocity. This information enables the tester to determine if a breaker is safe to place back into service. The data recorded by a...

Digital Twins for Substations: Bridging the Physical and Digital Worlds

In the rapidly evolving landscape of power grid management, digital twin technology is emerging as a game-changer for substations. By creating virtual replicas of physical assets, digital twins bridge the gap between the physical and digital worlds, enabling enhanced operational efficiency and...

Breaker Testing

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, throughout the aging process, this group of electrical disconnect switches, fuses and circuit breakers can experience...

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 years. Throughout its life, under normal circuit conditions, the circuit breaker will operate less than...

Cable Testing

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, the traditional remedy for URD cable failure—taking the impacted...

Energy Ottawa's State-of-the-Art, Non-Destructive Cable Measurement System for Medium Voltage Distribution Cables

Energy Ottawa offers a state-of-the-art, non-destructive cable measurement system for the dependable assessment of medium voltage distribution cables. We have partnered with National Research Council Canada (NRC), the Government of Canada’s premier research and technology organization, to...

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The Dissolved Gas Analysis Toolkit

Dissolved gas analysis: addressing the challenges of collecting samples

BY DONAL SKELLY, GE’s Digital Energy business

Dissolved gas analysis (DGA) is a technique for identifying and quantifying the gas formed in oil-filled electrical equipment because of either the natural aging of oil and paper or accelerated aging due to a fault. The quantity and constituents of the gas generated by aging or a fault differ dramatically, but both are important to utility managers who want...

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Substation Testing

Circuit Breaker Lubrication

Digital Twins for Substations: Bridging the Physical and Digital Worlds

Breaker Testing

Partial Discharge & Circuit Breaker Asset Management

Circuit Breaker Time and Motion Testing

Cable Testing

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

Energy Ottawa's State-of-the-Art, Non-Destructive Cable Measurement System for Medium Voltage Distribution Cables

HV Test Equipment

The Dissolved Gas Analysis Toolkit

HV Test Equipment Articles

Smart Transformers: Enhancing Grid Efficiency and Reliability

New FLIR T860 High-Performance Thermal Camera Streamlines Industrial Inspections

Calculation of Capacitance Matrix in Electrical Systems

Utility Proactively Tests Underground Cable

The Role of Thermal Imagining in Today’s Electrical Utilities Sector

Solving Underground Cable Problems with Partial Discharge Testing

T&D Buyer’s Guide Companies

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SDT340 Ultrasound Data Collector

ALT Series AC Hipots - Product Training Video

Importance of Partial Discharge Monitoring

HV Test Equipment Products

SDT340 Multifunctional Data Collector

LUBExpert - Handheld Lubrication and Ultrasound Monitoring

M4100 Power Factor/Tan-Delta instrument - High Voltage Apparatus Tester

HV Test Equipment Shared Media

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Electrical Testing & Maintenance Handbook Volume 5

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