Table of Contents

FOREWORD
1 Scope
2 Normative references
3 Definitions
4 Test circuits and measuring systems
   4.1 General requirements
   4.2 Test circuits for alternating voltages
   4.3 Measuring systems for apparent charge
        4.3.1 General
        4.3.2 Coupling device
        4.3.3 Pulse train response of instruments for
              the measurement of apparent charge
        4.3.4 Wide-band PD instruments
        4.3.5 Wide-band PD instruments with active integrator
        4.3.6 Narrow-band PD instruments
   4.4 Requirements for measurements with digital
        PD-instruments
        4.4.1 Requirements for measurement of apparent
              charge q
        4.4.2 Requirements for measurement of test
              voltage magnitude and phase
   4.5 Measuring systems for derived quantities
        4.5.1 Coupling device
        4.5.2 Instruments for the measurement of pulse
              repetition rate n
        4.5.3 Instruments for the measurement of average
              discharge current I
        4.5.4 Instruments for the measurement of discharge
              power P
        4.5.5 Instruments for the measurement of quadratic
              rate D
        4.5.6 Instruments for the measurement of the
              radio disturbance voltage
   4.6 Ultra-wide-band instruments for PD detection
5 Calibration of a measuring system in the complete
   test circuit
   5.1 General
   5.2 Calibration procedure
6 Calibrators
   6.1 General
   6.2 Calibrators for the calibration of a measuring
        system in the complete test circuit
   6.3 Calibrators for performance tests on measuring
        systems
7 Maintaining the characteristics of calibrators and
   measuring systems
   7.1 Schedule of tests
   7.2 Maintaining the characteristics of calibrators
        7.2.1 Type tests on calibrators
        7.2.2 Routine tests on calibrators
        7.2.3 Performance tests on calibrators
        7.2.4 Performance checks on calibrators
        7.2.5 Record of performance
   7.3 Maintaining the characteristics of measuring systems
        7.3.1 Type tests on PD measuring systems
        7.3.2 Routine tests on measuring systems
        7.3.3 Performance tests on measuring systems
        7.3.4 Performance checks for measuring systems
        7.3.5 Checks for additional capabilities of
               digital measuring systems
        7.3.6 Record of performance
8 Tests
   8.1 General requirements
   8.2 Conditioning of the test object
   8.3 Choice of test procedure
        8.3.1 Determination of the partial discharge
               inception and extinction voltages
        8.3.2 Determination of the partial discharge
               magnitude at a specified test voltage
9 Measuring uncertainty and sensitivity
10 Disturbances
11 Partial discharge measurements during tests with
   direct voltage
   11.1 General
   11.2 Quantities related to partial discharges
   11.3 Voltages related to partial discharges
        11.3.1 Partial discharge inception and extinction
               voltages
        11.3.2 Partial discharge test voltage
   11.4 Test circuits and measuring systems
   11.5 Tests
        11.5.1 Choice of test procedures
        11.5.2 Disturbances
Annex A (normative) Performance test on a calibrator
Annex B (informative) Test circuits
Annex C (informative) Measurements on cables, gas
        insulated switchgear, power capacitors and
        on test objects with windings
Annex D (informative) The use of radio disturbance
        (interference) meters for the detection of
        partial discharges
Annex E (informative) Guidelines to digital acquisition
        of partial discharge quantities
Annex F (informative) Non-electrical methods of PD detection
Annex G (informative) Disturbances
Annex H (informative) Other reference standard and symbols
Annex I (normative) Testing procedures
      I.1 Introduction
      I.2 Conditioning of the test object
      I.3 Test procedure
Annex J (informative) PD pattern recognition
      J.1 Introduction
      J.2 Noises
      J.3 Pattern recognition
Annex K (informative) IEEE bibliography

Abstract

Applies to the measurement of partial discharges which occur in electrical apparatus, components or systems when tested with alternating voltages up to 400 Hz or with direct voltage.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	Institute of Electrical & Electronics Engineers
Pages
ISBN