NBN EN 62052-21 : 2005
Current
The latest, up-to-date edition.
ELECTRICITY METERING EQUIPMENT (A.C.) - GENERAL REQUIREMENTS, TESTS AND TEST CONDITIONS - PART 21: TARIFF AND LOAD CONTROL EQUIPMENT
01-12-2013
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Standard electrical values
5 Mechanical requirements and tests
6 Climatic conditions, requirements and tests
7 Electrical requirements and tests
8 Test conditions and type test
Annex A (normative) Relationship between ambient air
temperature and relative humidity
Annex B (normative) Reference and limiting values of the
influence quantities
Annex C (normative) Electromagnet for testing the influence
of externally produced magnetic fields
Annex D (informative) Test set-up for EMC tests
Annex E (informative) Test schedule
Annex F (informative) Acceptance tests
Annex ZA (normative) Normative references to international
publications with their corresponding European
publications
Annex ZB (normative) Special national considerations
Annex ZZ (informative) Coverage of Essential Requirements
of EC Directives
Bibliography
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