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Welcome to the Knowledge Center

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Articles

Dielectric Breakdown Voltage

How Are Dielectric Breakdown Voltage Tests Standardized? How D1816 Became the Standard for Dielectric Breakdown Testing How Do You Diagnose a Failed ASTM D1816 Result? How Do You Interpret ASTM D1816 Results Accurately? How Does ASTM D1816 Apply to New Insulating Oil?
See All

Furanic Compounds

How Are DP and Insulation Life Estimated from Furans Data? How Do Furanic Compounds Indicate Active Paper Degradation in Transformers? How Does Oil Processing Affect Furanic Compound Results? What Are Furanic Compounds and How Do They Form in Transformers? What Furanic Compound Levels Are Diagnostically Significant?
See All

Oil Sampling

How Do You Draw a Representative Transformer Oil Sample? What Information Do You Need Before Sampling Transformer Oil? Which Containers Should You Use for Transformer Oil Samples?

Transformer Reliability

How Do You Build a Transformer Preventive Maintenance Program That Actually Works? How Do You Plan for Transformer End-of-Life Before a Crisis Forces Your Hand? What Are the Risks of Transformer Failure — and How Are They Assessed?

Load Tap Changer

How Are Liquid Screen, Moisture, and DGA Used to Monitor LTCs? How Does Mineral Oil Age Inside a Load Tap Changer? How Is Particle Count Analysis Applied to Other Oil-Filled Equipment? What Can Analytical Ferrography Reveal About LTC Particle Sources? What Causes Accelerated Film Formation in LTCs?
See All

Moisture in Transformers

What Are the Methods for Drying a Wet Transformer? Where Does Transformer Moisture Come From? Why Is Drying Transformer Paper Insulation So Difficult?

FR3®

What Is FR3® Fluid and Why Is It Used in Transformers? Why Does FR3® Natural Ester Fluid Generate Ethane?

Corrosive Sulfur

How Is the Corrosive Sulfur Test Performed? What Is the Corrosive Sulfur Test for Transformer Oil? When Should the Corrosive Sulfur Test Be Performed?

AGE

How Is the AGE Test Performed and How Are Results Interpreted? What Is the AGE Additive and Which Transformers Require AGE Testing?

Liquid Power Factor

How Is Liquid Power Factor Used to Evaluate Transformer Oil? What Do Liquid Power Factor Test Values Indicate? When and How Should Liquid Power Factor Testing Be Applied?

PCBs

How Are PCB Regulations Applied to Electrical Equipment Classification? How Is PCB Content Tested in Dielectric Fluids and Solids?
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