What causes temperature rise in transformer oil during operation?

Tagged: answer, FAQ, oil, question, transformer, transformer oil

This topic has 1 reply, 2 voices, and was last updated 5 months, 1 week ago by Arthur Elliott.

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09.02.2026 at 11:24 #3904

Augusto
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What causes temperature rise in transformer oil during operation?

09.02.2026 at 11:39 #3905

Arthur Elliott
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Temperature rise is caused by copper losses in windings, core losses, high load, inadequate cooling, restricted oil circulation, or increased oil viscosity. Poor oil condition further reduces heat transfer efficiency.
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