Transformer Core Insulation Resistance
Updated 2026-10-13
Data records
- Transformer Core Insulation Resistance is specified for liquid-filled transformers in acceptance testing at clause 7.2.2.B.11 of ANSI/NETA ATS-2025. Value: liquid-filled transformers.
- Transformer Core Insulation Resistance is specified for liquid-filled transformers in maintenance testing at clause 7.2.2.B.11 of ANSI/NETA MTS-2023. Value: liquid-filled transformers.
- Transformer Core Insulation Resistance is specified for large air-cooled dry-type transformers in acceptance testing at clause 7.2.1.2.B.8 of ANSI/NETA ATS-2025. Value: large air-cooled dry-type transformers.
- Transformer Core Insulation Resistance is specified for large air-cooled dry-type transformers in maintenance testing at clause 7.2.1.2.B.8 of ANSI/NETA MTS-2023. Value: large air-cooled dry-type transformers.
- Transformer Core Insulation Resistance is addressed in ANSI/NETA ATS-2025.
- Transformer Core Insulation Resistance is addressed in ANSI/NETA MTS-2023.
- The test method is named Transformer Core Insulation Resistance. Value: Transformer Core Insulation Resistance.
Elsewhere in the family
- ANSI/NETA ATS-2025 Standard for Acceptance Testing Specifications related entry on Electrical Testing Reference
- ANSI/NETA MTS-2023 Standard for Maintenance Testing Specifications related entry on Electrical Testing Reference
Sources
- ANSI/NETA ATS-2025, Acceptance Testing Specifications for Electrical Power Equipment and Systems, 2025 edition, NETA. Cited: clause 7.2.2.B.11; clause 7.2.1.2.B.8. Held as: Purchased single-user copy. Publisher page
- ANSI/NETA MTS-2023, Maintenance Testing Specifications for Electrical Power Equipment and Systems, 2023 edition, NETA. Cited: clause 7.2.2.B.11; clause 7.2.1.2.B.8. Held as: Purchased single-user copy. Publisher page
- Electrical Testing Reference editorial taxonomy, Electrical Testing Reference editorial taxonomy of test methods, 2026-10 edition, Electrical Testing Reference. Held as: Own observation.
Obtaining the documents
- ANSI/NETA ATS-2025: publisher catalog or sales page
- ANSI/NETA MTS-2023: publisher catalog or sales page
Changelog (7 entries)
| Date | Revision | Change |
|---|---|---|
| 2026-10-13 | created (tests.transformer-core-insulation-resistance.equipment.transformer-fluid.acceptance) | |
| 2026-10-13 | created (tests.transformer-core-insulation-resistance.equipment.transformer-fluid.maintenance) | |
| 2026-10-13 | created (tests.transformer-core-insulation-resistance.equipment.transformer.acceptance) | |
| 2026-10-13 | created (tests.transformer-core-insulation-resistance.equipment.transformer.maintenance) | |
| 2026-10-13 | created (tests.transformer-core-insulation-resistance.governed-by.ansi-neta-ats) | |
| 2026-10-13 | created (tests.transformer-core-insulation-resistance.governed-by.ansi-neta-mts) | |
| 2026-10-13 | created (tests.transformer-core-insulation-resistance.title) |
Cite this page
Cite the governing standard for the fact itself; cite this page as the finding aid.
"Transformer Core Insulation Resistance." Transformer Testing Reference. 2026-10-13. https://www.transformertestingreference.com/tests/transformer-core-insulation-resistance/.
Transformer Testing Reference, Transformer Core Insulation Resistance (Oct. 13, 2026), https://www.transformertestingreference.com/tests/transformer-core-insulation-resistance/.
@misc{etr-tests-transformer-core-insulation-resistance,
title = {Transformer Core Insulation Resistance},
howpublished = {\url{https://www.transformertestingreference.com/tests/transformer-core-insulation-resistance/}},
organization = {Transformer Testing Reference},
publisher = {Transformer Testing Reference},
year = {2026},
note = {last substantive change 2026-10-13}
}{{cite web |title=Transformer Core Insulation Resistance |website=Transformer Testing Reference |publisher=Transformer Testing Reference |url=https://www.transformertestingreference.com/tests/transformer-core-insulation-resistance/ |date=2026-10-13 |access-date=}}