BS-EN-61557-12-2008.pdf
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1、BRITISH STANDARD BS EN 61557-12:2008 Electrical safety in low voltage distribution systems up 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) ICS 17.220.20; 29.080.01; 29.240.01 ? Copyr
2、ight British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Licensee=Boeing Co/5910770001 Not for Resale, 08/14/2008 21:30:16 MDTNo reproduction or networking permitted without license from IHS -,-,- BS EN 61557-12:2008 This British Standard was published under the
3、authority of the Standards Policy and Strategy Committee on 30 June 2008 BSI 2008 ISISBN 978 0 580 56285 3 National foreword This British Standard is the UK implementation of EN 61557-12:2008. It is identical to IEC 61557-12:2007. The UK participation in its preparation was entrusted to Technical Co
4、mmittee PEL/85, Measuring equipment for electrical and electromagnetic quantities. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its
5、 correct application. Compliance with a British Standard cannot confer immunity from legal obligations. Amendments/corrigenda issued since publication DateComments Copyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Licensee=Boeing Co/5910770001 Not for
6、 Resale, 08/14/2008 21:30:16 MDTNo reproduction or networking permitted without license from IHS -,-,- EUROPEAN STANDARD EN 61557-12 NORME EUROPENNE EUROPISCHE NORM May 2008 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Ko
7、mitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2008 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61557-12:2008 E ICS 17.220.20; 29.080.01; 29.240.01 English version Electrical safe
8、ty in low voltage distribution systems up 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) Scurit lectrique dans les rseaux de distribution basse tension de 1 000
9、 V c.a. et 1 500 V c.c. - Dispositifs de contrle, de mesure ou de surveillance de mesures de protection - Partie 12: Dispositifs de mesure et de surveillance des performances (PMD) (CEI 61557-12:2007) Elektrische Sicherheit in Niederspannungsnetzen bis AC 1 000 V und DC 1 500 V - Gerte zum Prfen, Me
10、ssen oder berwachen von Schutzmanahmen - Teil 12: Kombinierte Gerte zur Messung und berwachung des Betriebsverhaltens (IEC 61557-12:2007) This European Standard was approved by CENELEC on 2008-04-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the co
11、nditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CENELEC member. This European Standard exists in
12、 three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CENELEC member into its own language and notified to the Central Secretariat has the same status as the official versions. CENELEC members are the national electrotec
13、hnical committees of Austria, Belgium, Bulgaria, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland
14、and the United Kingdom. Copyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Licensee=Boeing Co/5910770001 Not for Resale, 08/14/2008 21:30:16 MDTNo reproduction or networking permitted without license from IHS -,-,- Foreword The text of document 85/311/
15、FDIS, future edition 1 of IEC 61557-12, prepared by IEC TC 85, Measuring equipment for electrical and electromagnetic quantities, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 61557-12 on 2008-04-01. This standard is to be used in conjunction with EN 61557-1:2007 (
16、unless otherwise specified). The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2009-01-01 latest date by which the national standards conflicting with the EN have to be withdraw
17、n (dow) 2011-04-01 This European Standard has been prepared under a mandate given to CENELEC by the European Commission and the European Free Trade Association and covers essential requirements of EC Directive 2004/108/EC. See Annex ZZ. Annexes ZA and ZZ have been added by CENELEC. _ Endorsement not
18、ice The text of the International Standard IEC 61557-12:2007 was approved by CENELEC as a European Standard without any modification. _ BS EN 61557-12:2008 2 Copyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Licensee=Boeing Co/5910770001 Not for Resal
19、e, 08/14/2008 21:30:16 MDTNo reproduction or networking permitted without license from IHS -,-,- CONTENTS INTRODUCTION.7 1 Scope.8 2 Normative references .9 3 Terms and definitions .10 3.1 General definitions 10 3.2 Definitions related to uncertainty and performance 11 3.3 Definitions related to ele
20、ctric phenomena14 3.4 Definitions related to measurement techniques .17 3.5 Notations.17 3.5.1 Functions 17 3.5.2 Symbols and abbreviations18 3.5.3 Indices 18 4 Requirements.18 4.1 General requirements18 4.2 PMD general architecture19 4.3 Classification of PMD 19 4.4 List of applicable performance c
21、lasses 20 4.4.1 List of applicable function performance classes for PMD without external sensors20 4.4.2 List of applicable system performance classes for PMD with external sensors21 4.5 Operating and reference conditions for PMD .21 4.5.1 Reference conditions.21 4.5.2 Rated operating conditions 21
22、4.6 Start-up conditions 23 4.7 Requirements for PMD functions (except PMD-A)23 4.7.1 Active power (P) and active energy (Ea) measurements 23 4.7.2 Reactive power (QA, QV) and reactive energy (ErA, ErV) measurements 28 4.7.3 Apparent power (SA, SV) and apparent energy (EapA, EapV) measurements.31 4.7
23、.4 Frequency (f) measurements .33 4.7.5 R.m.s. phase current (I) and neutral current (IN, INc) measurements34 4.7.6 R.m.s. voltage (U) measurements39 4.7.7 Power factor (PFA, PFV) measurements 39 4.7.8 Short term flicker (Pst) and long term flicker (Plt) measurements.39 4.7.9 Voltage dip (Udip) and
24、voltage swell (Uswl) measurements .40 4.7.10 Transients overvoltage (Utr) measurements 42 4.7.11 Voltage interruption (Uint) measurements42 4.7.12 Voltage unbalance (Unb, Unba) measurements .43 4.7.13 Voltage harmonics (Uh) and voltage THD (THDu and THD-Ru) measurements.44 BS EN 61557-12:2008 3 Copy
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