I.S. EN 60514:1995
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
ACCEPTANCE INSPECTION OF CLASS 2 ALTERNATING-CURRENT WATTHOUR METERS
Hardcopy , PDF
16-07-2010
English
01-01-1995
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
FOREWORD
PREFACE
INTRODUCTION
1 Scope
2 General remarks
3 Units
4 Definitions
5 Acceptance conditions for batches
6 Place of inspection
7 Test conditions
7.1 Reference conditions
7.2 Uncertainty of measurement
7.3 Cover and seal
8 Inspection and test procedure
8.1 Preliminary tests and pre-conditioning
8.2 Test No. 1: dielectric properties
8.3 Test No. 2: running with no-load
8.4 Test No. 3: starting
8.5 Test Nos. 4 to 9: accuracy
8.6 Test No. 10: verification of meter constant
8.7 Test No. 11: mechanical inspection
9 Requirements corresponding to different inspection
procedures
9.1 100% inspection
9.2 Sampling inspection
APPENDIX A - Explanatory notes concerning sampling
procedures for Class 2 watthour meters
APPENDIX B - Symbols
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