Data record tests.polarization-index-and-dielectric-absorption.pi-definition
Review status: Agent reviewed
IEEE 43-2013 defines the polarization index as the insulation resistance read after ten minutes of applied voltage divided by the insulation resistance read after one minute.
- Subject
- Polarization Index and Dielectric Absorption (Test methods)
- Source
- IEEE 43-2013, clause 5.4, Recommended Practice for Testing Insulation Resistance of Electric Machinery, IEEE. Publisher page
- Verified on
- 2026-10-13
- Review status
- Agent reviewed
- Confidence
- High
History
| Date | Change | Reason | By |
|---|---|---|---|
| 2026-10-13 | created | method fact restated from the licensed-copy digest (Task 10 exemplars) | agent |
| 2026-10-13 | reviewed | fresh-context review task-10-exemplars-review.md + fix round 1 | agent |
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Cite the governing standard for the fact itself; cite this page as the finding aid.
Plain
"Data record tests.polarization-index-and-dielectric-absorption.pi-definition." Electrical Testing Reference. 2026-10-13. https://www.electricaltestingreference.com/data/tests.polarization-index-and-dielectric-absorption.pi-definition/.
Legal (Bluebook, internet source)
Electrical Testing Reference, Data record tests.polarization-index-and-dielectric-absorption.pi-definition (Oct. 13, 2026), https://www.electricaltestingreference.com/data/tests.polarization-index-and-dielectric-absorption.pi-definition/.
BibTeX
@misc{etr-data-tests-polarization-index-and-dielectric-absorption-pi-definition,
title = {Data record tests.polarization-index-and-dielectric-absorption.pi-definition},
howpublished = {\url{https://www.electricaltestingreference.com/data/tests.polarization-index-and-dielectric-absorption.pi-definition/}},
organization = {Electrical Testing Reference},
publisher = {Electrical Testing Reference},
year = {2026},
note = {last substantive change 2026-10-13}
} Wikipedia
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