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Zensol new instrument for OLTC testing

According to CIGRE A2.34, the dynamic resistance measurement or DRM (OFFLINE) is a test that offers diagnostics for several diverter or selector switch malfunctions such as: contact problems, broken springs, broken transition resistors, poor contact pressure, inadequate transition time, momentary...

FirstEnergy Explores Alternatives to PJM Capacity Market

In a strategic move aimed at enhancing its power supply reliability, FirstEnergy is actively exploring alternatives to the PJM capacity market. This development reflects the company’s proactive approach to addressing challenges within the existing market structure and ensuring a more robust...

Power Transformer Failures

Electric utilities maximize utilization of their assets, while maintaining reliability. Power transformers are typically reliable, but have been known to fail suddenly and/or prematurely. Transformer failures are both costly and can leave customers dissatisfied, harming the reputation of a utility....

FERC Rejects PJM Transmission Planning Change

The Federal Energy Regulatory Commission (FERC) has rejected a proposal from PJM Interconnection, one of the United States' largest regional transmission organizations, to alter its transmission planning protocol. The decision represents a significant victory for state regulators who had expressed...

Critter Guard Introduction

Distinctly Different According to the American Public Power Association, squirrels are among the top causes of power outages across the United States. The Great Lakes region has squirrels as the #1 cause of sustained outages. And in many cases, bird related outages are at number two.Nobody likes...

Restoring Power: The Mobile Solution

Power has weaved its way into nearly every intrinsic detail of our lives. It has become an afterthought during the course of the day and indeed, it is a staple in our way of life.In July of 2019, in the heart of the nation’s capital, a Potomac Electric Power Company (PEPCO) substation in...
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Optimizing Equipment Maintenance with Hour Meters

Proper equipment maintenance is crucial for maximizing uptime, extending service life, and minimizing unexpected failures. One of the most effective tools for achieving this is the hour meter—a simple yet powerful device that tracks the duration of equipment operation. By accurately logging run-time, hour meters enable maintenance teams to schedule service intervals based on actual usage rather than relying on guesswork or calendar dates. ENM Company, a leading manufacturer of counting instruments, offers a...

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VLF E Series Product Training - T&D Channel

How Current Limiting Protectors Work: A Simple Explanation

Transformer Failures Relevant to Protective Relaying and Transformer Diagnostic Testing

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Condition Based Monitoring for Switchgear | Switchgear Monitor

HIGH POWER TEST SYSTEMS - PHENIX TECHNOLOGIES

OLTC Monitoring for Transformers | On Load Tap Changer

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