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PD IEC TR 63042-303:2021 UHV AC transmission systems - Guideline for the measurement of UHV AC transmission line power frequency parameters >
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PD IEC TR 63042-303:2021 UHV AC transmission systems - Guideline for the measurement of UHV AC transmission line power frequency parameters, 2021
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- CONTENTS
- FOREWORD
- INTRODUCTION
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 General [Go to Page]
- 5 Requirement of measuring instrument [Go to Page]
- 6 Conversion of offset frequency measurement results
- 7 Measurement of induced voltage and induced current [Go to Page]
- Figures [Go to Page]
- 8 Phase verification and measurement of insulation resistance [Go to Page]
- 9 Measurement of DC resistance [Go to Page]
- 10 Measurement of positive-sequence parameter [Go to Page]
- 11 Measurement of zero-sequence parameter
- Tables [Go to Page]
- 12 Measurement of mutual impedance and coupling capacitance between double-circuit transmission lines on the same tower [Go to Page]
- 13 Measurement of phase parameters [Go to Page]
- Annex A (informative)Example of transmission line power frequency parameter measurement [Go to Page]
- Annex B (informative)Derivation process of measurement and calculationfor coupling capacitance between two phases [Go to Page]
- Annex C (informative)Safety precautions
- Bibliography [Go to Page]