NBN EN 62053-23 : 2003

INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Standard electrical values
5 Mechanical requirements
6 Climatic conditions
7 Electrical requirements
  7.1 Power consumption
  7.2 Influence of short-time overcurrents
  7.3 Influence of self-heating
  7.4 AC voltage test
8 Accuracy requirements
  8.1 Limits of error due to variation of the current
  8.2 Limits of error due to influence quantities
  8.3 Test of starting and no-load condition
  8.4 Meter constant
  8.5 Accuracy test conditions
  8.6 Interpretation of test results
Annex A (normative) Test circuit diagram for d.c. component
Annex B (normative) Electromagnet for testing the influence
        of externally produced magnetic fields
Annex C (informative) Geometric representation of active and
        reactive power
Annex ZA (normative) Normative references to international
         publications with their corresponding European
         publications
Figures
Tables

Applicable only to newly manufactured static var-hour meters of accuracy classes 2 and 3, for the measurement of alternating current electrical reactive energy in 50 Hz or 60 Hz networks and it applies to their type tests only.