I.S. EN IEC 61557-12:2022
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 12: Power metering and monitoring devices (PMD) (IEC 61557-12:2018)
Hardcopy , PDF
04-02-2022
English
24-01-2022
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, definitions and notations
4 Requirements
5 Marking and operating instructions
6 Tests
Annex A (informative) Metering, measuring and monitoring applications
Annex C (informative) Convention about the sign of the power factor
Annex D (normative) Definitions of minimum, maximum, peak and demand values
Annex E (informative) Intrinsic uncertainty and operating uncertainty
Annex F (informative) Recommended sensor classes for the different kinds of PMD
Annex G (informative) Notion of measurement uncertainty
Bibliography
This part of IEC 61557 specifies requirements for power metering and monitoring devices (PMD) that measure and monitor the electrical quantities within electrical distribution systems, and optionally other external signals.
Committee |
IEC/TC 85
|
DocumentType |
Standard
|
ISBN |
978-2-8322-6077-7
|
Pages |
222
|
ProductNote |
The date of any NSAI previous adoption may not match the date of its original CEN/CENELEC document.
|
PublisherName |
National Standards Authority of Ireland
|
Status |
Superseded
|
SupersededBy | |
Supersedes |
Standards | Relationship |
IEC 61557-12:2018 | Identical |
EN IEC 61557-12:2022 | Identical |
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