Transformer testing course - e-lesson #3

E-lesson: Transformer Testing Course – E-LESSON #3 – Winding resistance measurement

Course: Basic level

The measurement of ohmic resistance between the terminals of a power transformer is a tool of key importance for production quality control, factory acceptance test, diagnostics and condition assessment.

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In the third lesson of the Transformer Testing Course, you will learn about the techniques and method of this test.

Keywords: power transformers, transformer testing, ohmic resistance, winding resistance, measurement


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Balazs Sztari

Balazs Sztari

CG Electric Systems Hungary

Balazs is the head of Testing and Quality Control department at CG Electric Systems Hungary (formerly Ganz) who produces power transformers and rotating machines. He joined the company in 1999 after he graduated as electrical engineer in Budapest. Beside of factory acceptance tests, his team performs commissioning, diagnostics and R&D tests on power transformers and rotating machines. He is currently a member of Cigre A2.53 working group.

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