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TA: OLTC Course – e-lesson #4 – Testing on load tap changers – available on demand!

The live e-lesson was held on 12 January 2021, at 2 PM CET at the Transformers Academy. It was authored and presented by Dr. Raka Levi.

If you’ve missed it live and want to attend it on demand, click here to register.

For previous and upcoming lessons, visit course’s landing page here.

Also, feel free to choose the OLTC Course level which suits your needs best. To know more about the entire course, see the OLTC Brochure.


In this lesson you will learn about various diagnostic techniques for condition assessment of power transformers equipped with on load tap changers, static and dynamic tests, standard recommended type and routine tests, etc.

Keywords: Test, diagnostics, on load tap changer, transformers

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