Power Transformers & Electrical Substations

Electrical Substations

Integrated Security Operations Centers (ISOC)

The watchdog of electrical assets BY RALPH KING, Electric Power Research Institute Security operations centers (SOCs) are common in corporate information technology (IT), physical security, and industrial control environments. Many organizations have one or more of these individual SOCs...

Physical Security & Monitoring

Critter Guard

Distinctly DifferentAccording 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 to...

Substation Technologies

Gas Dehydration

Sulfur hexafluoride (SF6) insulates medium- and high-voltage switchgears around the world. In its pure form, this non-toxic, inert gas helps the power transmission & distribution (T&D) industry operate more safely by extinguishing high-temperature arcs. With a much higher...

Power Transformers

Transformer Protection

Prevent Transformer Shutdown

Power transformers seldom shutdown; however, if a shutdown occurs, the effects would be immediate and devastating to utility operations. According to “An Analysis of Transformer Failures” by William H. Bartley, P.E., on behalf of the Hartford Steam Boiler Inspection and Insurance Company, the...

Dielectric Fluids

Advancements in Dissolved Gas Analysis: Investigating Failure Cases

IntroductionDissolved gas analysis (DGA) provides the early warning radar view of a transformer ﬂeet with a non-intrusive screening process for early identiﬁcation of problematic transformers. Suspicious transformers can be subjected to more invasive and costly physical testing to determine the...

Utility Transformers

A New Approach to High Voltage Insulation System Testing

Speed is the driving force of successful fault prevention. Early detection of insulation deterioration is key for avoiding asset failure, associated unplanned outages, and physical damage to infrastructure. The traditional testing approaches most teams rely on inhibit quick diagnosis of insulation...

Home Transformation

Transformation

Since 1952 Tallman has been Setting the Standard for Linemen

At Tallman Equipment, we are an employee-owned company that provides tools, equipment, and services for the construction and maintenance of Electrical Transmission and distribution infrastructure. Whether it’s a large, multi-state construction project, managing a storm, or providing power to a single home, Tallman Equipment has the equipment and expertise to make it all happen.

Tallman Equipment was formed in the mid-1940s when John Tallman returned from World War 2 and teamed up with friends from...

Transformation Articles

T&D Buyer’s Guide Companies

Transformation Videos

Transformation Products

M7100 High-Voltage Asset Analyzer

DILO 3-033-R002 SF6 Gas Leak Detector

Transformation Shared Media

Catalog

Electricity Today T&D Magazine

Electrical Substations

Integrated Security Operations Centers (ISOC)

Critter Guard

Gas Dehydration

Power Transformers

Prevent Transformer Shutdown

Advancements in Dissolved Gas Analysis: Investigating Failure Cases

A New Approach to High Voltage Insulation System Testing

Transformation

Since 1952 Tallman has been Setting the Standard for Linemen

Transformation Articles

Special Power: ‘Flexible Transformer’ Could Become The Grid’s New Superhero

The Role of Digital Twins in Substation Management and Grid Optimization

Power Utility Replaces Aging Transformers with Customized, Drop-in Units

Animal Outage Prevention

Exploring Online Dissolved Gas Analysis Monitoring for Transformer Insulating Fluids

The Fight Against Animal-Caused Power Outages

T&D Buyer’s Guide Companies

Transformation Videos

Power Outages in the United States

VLF E Series Product Training

Introducing Critter Guard

Transformation Products

M7100 High-Voltage Asset Analyzer

DILO 3-033-R002 SF6 Gas Leak Detector

Transformation Shared Media

Monitoring Solutions for Data Centers

Comprehensive Switchgear Monitoring

Monitoring Solutions for Industrials

No Time For Worker Mistakes

Writing Smart Grid Requirements

Demand Response Communications

IN THE DRIVER’S SEAT AND AHEAD OF THE CURVE ON EPC PROJECTS

Vacuum Interrupter Testing for Circuit Breakers

Protecting Substations Against Animal Invaders

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