I.S. EN 61557-12:2008
Superseded
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Electrical safety in low voltage distribution systemsup to 1 000 V a.c. and 1 500 V d.c. -Equipment for testing, measuring or monitoring of protective measures -Part 12: Performance measuring and monitoring devices (PMD)(IEC 61557-12:2007)
Hardcopy , PDF
English
01-01-2008
04-02-2022
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.
Dates of withdrawal of national standards are available from NSAI.
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
5 Marking and operating instructions
6 Tests
Annex A (informative) - Definitions of electrical parameters
Annex B (normative) - Definitions of minimum, maximum, peak
and demand values
Annex C (informative) - Intrinsic uncertainty, operating
uncertainty, and overall system uncertainty
Annex D (informative) - Recommended sensor classes for the
different kinds of PMD
Annex E (normative) - Requirements applicable to PMD and to
PMD-A
Bibliography
Annex ZA (normative) - Normative references to international
publications with their corresponding European
publications
Annex ZZ (informative) - Coverage of Essential Requirements
of EC Directives
Describes requirements for combined performance measuring and monitoring devices that measure and monitor the electrical parameters within electrical distribution systems.
| DevelopmentNote |
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
|
| DocumentType |
Standard
|
| Pages |
83
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| IEC 61557-12:2007 | Identical |
| EN 61557-12:2008 | Identical |
| BS EN 61557-12:2008 | Equivalent |
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