ДСТУ EN 60060-2:2016 Методи високовольтних випробувань. Частина 2. Вимірювальні системи (EN 60060-2:2011, IDT)

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EN 60060-2:2011

High-voltage test techniques — Part 2: Measuring systems

прийнято як національний стандарт
методом «підтвердження» за позначенням
 

ДСТУ EN 60060-2:2016
(EN 60060-2:2011, IDT)

Методи високовольтних випробувань. Частина 2. Вимірювальні системи

З наданням чинності від 2016-09-01

CONTENTS

1 Scope

2 Normative references

3 Terms and definitions

3.1 Measuring systems

3.2 Components of a measuring system

3.3 Scale factors

3.4 Rated values

3.5 Definitions related to dynamic behaviour

3.6 Definitions related to uncertainty

3.7 Definitions related to tests on measuring systems

4 Procedures for qualification and use of measuring systems

4.1 General principles

4.2 Schedule of performance tests

4.3 Schedule of performance checks

4.4 Requirements for the record of performance

4.4.1 Contents of the record of performance

4.4.2 Exceptions

4.5 Operating conditions

4.6 Uncertainty

5 Tests and test requirements for an approved measuring system and its components

5.1 General requirements

5.2 Calibration – Determination of the scale factor

5.2.1 Calibration of measuring systems by comparison with a reference measuring system (preferred method)

5.2.2 Determination of the scale factor of a measuring system from the scale factors of its components (alternative method)

5.3 Linearity test

5.3.1 Application

5.3.2 Alternative methods in order of suitability

5.4 Dynamic behaviour

5.4.1 General

5.4.2 Determination of the amplitude/frequency response

5.4.3 Reference method for impulse voltage measuring systems

5.5 Short-term stability

5.6 Long-term stability

5.7 Ambient temperature effect

5.8 Proximity effect

5.9 Software effect

5.10 Uncertainty calculation of the scale factor

5.10.1 General

5.10.2 Uncertainty of the calibration

5.10.3 Uncertainty of measurement using an approved measuring system

5.11 Uncertainty calculation of time parameter measurement (impulse voltages only)

5.11.1 General

5.11.2 Uncertainty of the time parameter calibration

5.11.3 Uncertainty of time parameter measurement using an approved measuring system

5.12 Interference test (transmission system and instrument for impulse voltage measurements)

5.13 Withstand tests of converting device

6 Measurement of direct voltage

6.1 Requirements for an approved measuring system

6.1.1 General

6.1.2 Uncertainty contributions

6.1.3 Requirement on converting device

6.1.4 Dynamic behaviour for measuring voltage changes

6.2 Tests on an approved measuring system

6.3 Performance check

6.3.1 General

6.3.2 Comparison with an approved measuring system

6.3.3 Check of the scale factors of the components

6.4 Measurement of ripple amplitude

6.4.1 Requirements

6.4.2 Uncertainty contributions

6.4.3 Calibrations and tests on an approved ripple voltage measuring system

6.4.4 Measurement of the scale factor at the ripple frequency

6.4.5 Dynamic behaviour by amplitude/frequency response

6.4.6 Performance check for ripple measuring system

7 Measurement of alternating voltage

7.1 Requirements for an approved measuring system

7.1.1 General

7.1.2 Uncertainty contributions

7.1.3 Dynamic behaviour

7.2 Tests on an approved measuring system

7.3 Dynamic behaviour test

7.4 Performance check

7.4.1 General

7.4.2 Comparison with an approved measuring system

7.4.3 Check of the scale factors of the components

8 Measurement of lightning impulse voltage

8.1 Requirements for an approved measuring system

8.1.1 General

8.1.2 Uncertainty contributions

8.1.3 Requirement on measuring instrument

8.1.4 Dynamic behaviour

8.1.5 Connection to the test object

8.2 Tests on an approved measuring system

8.3 Performance test on measuring systems

8.3.1 Reference method (preferred)

8.3.2 Alternative method supplemented by a measurement of the step response according to Annex C

8.4 Dynamic behaviour test

8.4.1 Comparison with a reference measuring system (preferred)

8.4.2 Alternative method based on step response parameters (Annex C)

8.5 Performance check

8.5.1 Comparison with an approved measuring system

8.5.2 Check of the scale factors of the components

8.5.3 Dynamic behaviour check by reference record

9 Measurement of switching impulse voltage

9.1 Requirements for an approved measuring system

9.1.1 General

9.1.2 Uncertainty contribution

9.1.3 Requirements for the measuring instrument

9.1.4 Dynamic behaviour

9.1.5 Connection to the test object

9.2 Tests on an approved measuring system

9.3 Performance test on measuring systems

9.3.1 Reference method (preferred)

9.3.2 Alternative methods supplemented by a step response measurement

9.4 Dynamic behaviour test by comparison

9.5 Performance check

9.5.1 Scale factor check by comparison with an approved measuring system

9.5.2 Check of the scale factors of the components

9.5.3 Dynamic behaviour check by reference record

10 Reference measuring systems

10.1 Requirements for reference measuring systems

10.1.1 Direct voltage

10.1.2 Alternating voltage

10.1.3 Full and chopped lightning and switching impulse voltages

10.2 Calibration of a reference measuring system

10.2.1 General

10.2.2 Reference method: Comparative measurement

10.2.3 Alternative method for impulse voltages: Measurement of scale factor and evaluation of step response parameters

10.3 Interval between successive calibrations of reference measuring systems

10.4 Use of reference measuring systems

Annex A (informative) Uncertainty of measurement

Annex B (informative) Examples for the calculation of measuring uncertainties in high-voltage measurements

Annex C (informative) Step response measurements

Annex D (informative) Convolution method for the determination of dynamic behaviour from step response measurements

Bibliography