Transformer Testing & Maintenance

pulse graph

Power Transformers Health Check

Power transformers are static electric machines used to step-up or step-down voltage in electric power applications. The capital cost of a power transformer in the…
View more

Test Your Knowledge About Smart Grid!

Think you know Smart Grid? Take our quick, interactive quiz and test your knowledge in minutes.

  • Instantly see your results and score
  • Identify strengths and areas for improvement
  • Challenge yourself on real-world electrical topics
Take Quiz

Latest Electrical Industry News

SorbWeb&tade; Plus System

The SorbWeb™ Plus DRH4 Synergy

If you have oil-filled transformers, the law requires you to have a spill prevention plan in place, up to and including a secondary containment system…
View more

Protection of Electrical Power Transformers

INTRODUCTIONIn most large electrical systems, generators and power transformers are the two most expensive pieces of equipment. In addition to the capital cost of purchase,…
View more

Designing A Safe & Reliable Transformer Maintenance Program

The critical importance of power to every aspect of our world cannot be over-exaggerated. It must be generated and distributed effectively to end users, and…
View more
Transformer testing and failure analysis

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…
View more

Conductive Glues

Electrically conductive pastes in high-voltage transformers BY LISA RINALDO, Prohm-tect As with other components of North American infrastructure such as wastewater and stormwater systems, much…
View more
damaged metal enclosure

Metal Enclosed Electrical Bus, The Lifeline to the Transformer, What You Should Know and Why It’s Important to Your Bottom Line

Brief Summary:The purpose of this article is to educate power plant operators and maintenance personnel on the importance of metal enclosed electrical bus, an often-overlooked…
View more

Transmission Construction Industry Leader Retires and Sells at Absolute Auction!

S.E., Inc. has been providing the very best in Transmission Powerline Construction for over (40) years throughout the Western United States. Brothers Mark, Steve, David,…
View more

T&D Buyer's Guide


Transformer Testing & Maintenance Articles

Why event-based fault type identification is better than a sample-by-sample approach

Why event-based fault type identification is better than a sample-by-sample approach

Introduction Fault type identification is an important step in dissolved gas analysis (DGA). When a…
View more
Dielectric Voltage Testing – Standard Methods

Dielectric Voltage Testing – Standard Methods

There are two standard methods from ASTM International: D877, Standard Test Method for Dielectric Breakdown…
View more
Optimal Transformer Efficiency Using Weighted Average

Optimal Transformer Efficiency Using Weighted Average

In order to improve the efficiency of electrical distribution in commercial buildings, the US Department…
View more
The importance of risk assessment and the role of Reliability-based DGA

The importance of risk assessment and the role of Reliability-based DGA

By Chuck Hoeppner, Delta-X Research It’s often said that you can’t manage what you can’t…
View more
Advancements in Dissolved Gas Analysis: Risk Assessment

Advancements in Dissolved Gas Analysis: Risk Assessment

In general, the purpose of periodic screening with DGA for power transformers is risk assessment.…
View more

FREE EF Electrical Training Catalog

Download our FREE Electrical Training Catalog and explore a full range of expert-led electrical training courses.

  • Live online and in-person courses available
  • Real-time instruction with Q&A from industry experts
  • Flexible scheduling for your convenience

Sign Up for Electricity Forum’s Newsletter

Stay informed with our FREE Newsletter — get the latest news, breakthrough technologies, and expert insights, delivered straight to your inbox.


Related Courses

Expert Electrical Training That Builds Skills

The Electricity Forum Training Institute provides expert-led electrical training for professionals across North America. We deliver live online and in-person courses year-round, taught by certified instructors. Our training helps ensure electrical safety, code compliance, and technical excellence for utilities, industries, contractors, and engineers in both the U.S. and Canada.

Live Online & In-person Group Training

Advantages To Instructor-Led Training – Instructor-Led Course, Customized Training, Multiple Locations, Economical, CEU Credits, Course Discounts.

Request For Quotation

Whether you would prefer Live Online or In-Person instruction, our electrical training courses can be tailored to meet your company's specific requirements and delivered to your employees in one location or at various locations.