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Testers

How is tan delta test of transformer related to oil condition?

Asked: September 9, 2025 at 7:13 am by Sarah Davis
  • This topic has 1 reply, 2 voices, and was last updated 5 months, 1 week ago by Emily Jones.

Answers

  • September 9, 2025 at 7:28 am by Emily Jones

    Moisture and contamination in oil can skew tan delta readings. GlobeCore provides vacuum treatment units that dry the oil and remove gases, so the tan delta test reflects real insulation health – not oil defects.

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