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Remote instruction

Transformer startup and maintenance

Using visual and real-world examples, students will learn about transformer commissioning procedures and maintenance testing. Students will become familiar with transformer basics such as standard operating principles, construction characteristics, inspections and testing of dry-type and liquid-immersed transformers.

Target audience

Experienced field service engineers or technicians whose job responsibilities will include commissioning and service of all types of transformers or anyone who wishes to further their understanding of transformers in general.

Learning objective

At completion of this eight-hour live online instructor-led course, students will be familiarized with transformer styles, general startup procedures and necessary maintenance procedures.

Course abstract

Using visual and real-world examples, attendees learn about commissioning procedures and maintenance testing that would be needed on unit substation and power transformers. Students will become familiar with transformer basics such as standard operating principles, construction characteristics, inspections and testing of dry-type and liquid-immersed transformers.

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Course options

Full course

  • 8 hours, 0.7 CEUs
  • Location: Microsoft Teams
  • To receive CEUs attendees must remain for the entire course
  • Tuition $550 USD

Full course 

Detailed discussion over fundamental principles, construction characteristics, inspection, maintenance, testing and taking proper oil sample of a transformer.

Course topics

  • Transformer basics (what is a transformer)
  • Construction characteristics
  • Identifying transformer components
  • Differences between dry-type and liquid filled
  • Nameplate data and identifying information
  • Transformer tap changers
  • External inspection
  • Discussion over testing (TTR, winding resistance, insulation resistance, power factor)

Course materials/activities

  • 95-page attendee manual
  • Real-world examples
  • Question and answer session
  • Graded, in-depth knowledge check
Eaton is an intelligent power management company dedicated to improving the quality of life and protecting the environment for people everywhere. We are guided by our commitment to do business right, to operate sustainably and to help our customers manage power ─ today and well into the future. By capitalizing on the global growth trends of electrification and digitalization, we’re accelerating the planet’s transition to renewable energy and helping to solve the world’s most urgent power management challenges.
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