SN EN 60060-2 : 1994 AMD 11 1998

1. Scope
2. Normative references
3. Definitions and symbols
3.1 Measuring systems
3.2 Converting devices
3.3 Transmission system
3.4 Indicating or recording instrument
3.5 Scale factors
3.6 Definition related to the dynamic behaviour of a
      Measuring System
3.7 Response parameters
3.8 Overall uncertainty e
3.9 Rated values
3.10 Definitions related to tests
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
4.5 Operating conditions
5. Acceptance tests on components for an Approved
      Measuring System
5.1 Applicability
5.2 Determination of the scale factor
5.3 Linearity test
5.4 Short-term stability test
5.5 Long-term stability of single elements
5.6 Temperature effect
5.7 Proximity effect
5.8 Dynamic behaviour of a component
5.9 Withstand tests
6. Performance Tests on Measuring Systems
6.1 General requirements
6.2 Determination of the Assigned Scale Factor
6.3 Dynamic behaviour test (for Impulse Measuring
      Systems)
6.4 Interference test (for Impulse Measuring Systems)
7. Measurement of direct voltage
7.1 Requirements for an Approved Measuring System
7.2 Acceptance tests on components for an Approved
      Measuring System
7.3 Performance Test on Measuring Systems
7.4 Performance Check
7.5 IEC Standard Measuring Device
7.6 Measurement of ripple amplitude
8. Measurement of alternating voltage
8.1 Requirements for an Approved Measuring System
8.2 Acceptance tests on components for an Approved
      Measuring System
8.3 Performance Test on Measuring Systems
8.4 Performance Check
8.5 IEC Standard Measuring Device
9. Measurement of lightning impulse voltage
9.1 Requirements for an Approved Measuring System
9.2 Acceptance tests on components for an Approved
      Measuring System
9.3 Performance Test on Measuring Systems
9.4 Performance Check
9.5 IEC Standard Measuring Device
10. Measurement of switching impulse voltage
10.1 Requirements for an Approved Measuring System
10.2 Acceptance tests on components for an Approved
      Measuring System
10.3 Performance Test on Measuring Systems
10.4 Performance Check
10.5 IEC Standard Measuring Device
11. Measurement of impulse current
11.1 Requirements for an Approved Measuring System
11.2 Acceptance tests on components for an Approved
      Measuring System
11.3 Performance Test on Measuring Systems
11.4 Performance Check
12. Reference Measuring Systems
12.1 Requirements for Reference Measuring Systems
12.2 Calibration of a Reference Measuring System
12.3 Interval between successive Certifications of
      Reference Measuring Systems
Figures
Annexes
A. Accreditation Systems
A.1 National accreditation systems
A.2 Bibliography
B. Structure of a Record of Performance
B.1 General structure
B.2 General description of the system (Chapter A)
B.3 Acceptance test results on components (Chapter B)
B.4 Routine test results on the complete Measuring
      System (Chapter C)
B.5 Performance Test results (Chapter D)
B.6 Performance Check (Chapter E)
B.7 Minimal form of the Record of Performance
C. Step response measurements
C.1 Circuits for step response measurements
D. Temperature rise of measuring resistors
E. Reference Measuring Systems and Comparison
      Measurements for Impulse Measurements - Bibliography
E.1 Comparison measurements
E.2 Some examples of dividers for Reference Measuring
      Systems
E.3 IEC Standard Measuring Devices
F. Summary of tests
F.1 Tests on a direct voltage Measuring System
F.2 Tests on an alternating voltage Measuring System
F.3 Tests on a lightning impulse Measuring System
F.4 Tests on a switching impulse Measuring System
F.5 Tests on an impulse current Measuring System
G. Areas where special care is needed
G.1 Measurement of the scale factor of a divider
G.2 Probes and external attenuators
G.3 Probe scale factor
G.4 Use of appropriate levels
G.5 Accuracy of time measurements
H A procedure for estimating uncertainty of high-voltage
      measurements

Describes the methods for approving a Measuring System (and checking its components) used for the measurement of high-voltages and currents during tests with direct voltage. Also states the requirements which the Measuring Systems shall meet.