National foreword
Committees responsible
1. Scope
2. Object
3. Definitions
3.1 Partial discharge
3.2 Quantities related to partial discharges
3.3 Specified partial discharge magnitude
3.4 Voltages related to partial discharges
4. Test circuits and measuring instruments
4.1 General requirements
4.2 Test circuits
4.3 Measuring instruments
4.4 Non-electrical methods of detection
5. Calibration
5.1 General
5.2 Determination of instrument characteristics
5.3 Calibration of the instrument in the complete
test arrangement
6. Tests
6.1 General requirements
6.2 Conditioning of the test object
6.3 Requirements for the test voltage
6.4 Choice of test procedure
6.5 Measurements on cables and on test objects with
windings
7. Measuring accuracy and sensitivity
8. Disturbances
8.1 Sources of disturbances
8.2 Detecting disturbances
8.3 Reduction of disturbances
8.4 Disturbance levels
9. Special requirements for partial discharge measure-
ments during tests with direct voltage
9.1 General
9.2 Quantities related to partial discharages
9.3 Voltages related to partial discharges
9.4 Test circuits and measuring instruments
9.5 Tests
9.6 Disturbances
Appendix A - Test circuits
Appendix B - Integrated quantities
Appendix C - Measurements on cables and on test objects
with windings
Appendix D - The use of radio interference meters for
the measurement of partial discharges