EN IEC 62052-11:2021
(Main)Electricity metering equipment - General requirements, tests and test conditions - Part 11: Metering equipment
Electricity metering equipment - General requirements, tests and test conditions - Part 11: Metering equipment
IEC 62052-11:2020 (E) specifies requirements and associated tests, with their appropriate conditions for type testing of AC and DC electricity meters. This document details functional, mechanical, electrical and marking requirements, test methods, and test conditions, including immunity to external influences covering electromagnetic and climatic environments. This document applies to electricity metering equipment designed to: • measure and control electrical energy on electrical networks (mains) with voltage up to 1 000 V AC, or 1 500 V DC; • have all functional elements, including add-on modules, enclosed in, or forming a single meter case with exception of indicating displays; • operate with integrated displays (electromechanical or static meters); • operate with detached indicating displays, or without an indicating display (static meters only); • be installed in a specified matching sockets or racks; • optionally, provide additional functions other than those for measurement of electrical energy. Meters designed for operation with Low Power Instrument Transformers (LPITs as defined in the IEC 61869 series) may be tested for compliance with this document and the relevant IEC 62053 series documents only if such meters and their LPITs are tested together as directly connected meters. This document is also applicable to auxiliary input and output circuits, operation indicators, and test outputs of equipment for electrical energy measurement. This document also covers the common aspects of accuracy testing such as reference conditions, repeatability and measurement of uncertainty. This document does not apply to: • meters for which the voltage line-to-neutral derived from nominal voltages exceeds 1 000 V AC, or 1 500 V DC; • meters intended for connection with low power instrument transformers (LPITs as defined in the IEC 61869 series of standards) when tested without such transformers; • metering systems comprising multiple devices (except of LPITs) physically remote from one another; • portable meters; • meters used in rolling stock, vehicles, ships and airplanes; • laboratory and meter test equipment; • reference standard meters; • data interfaces to the register of the meter; • matching sockets or racks used for installation of electricity metering equipment; • any additional functions provided in electrical energy meters. This document does not cover measures for the detection and prevention of fraudulent attempts to compromise a meter’s performance (tampering). This second edition cancels and replaces the first edition published in 2003, and its amendment 1:2016. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: a) Removed all meter safety requirements; the meter safety requirements are covered in IEC 62052-31:2015; b) Included requirements for meter power consumption and voltage requirements from IEC 62053-61; IEC 62053-61 is withdrawn; c) Included requirements for meter symbols from IEC 62053-52; IEC 62053-52 is withdrawn; d) Included requirements for meter pulse output devices from IEC 62053-31; IEC 62053-31 is withdrawn; e) Added new requirements and tests including: meters with detached indicating displays, and meters without indicating displays, meter sealing provisions; measurement uncertainty and repeatability; time-keeping accuracy; type tes
Elektrizitätszähler - Allgemeine Anforderungen, Prüfungen und Prüfbedingungen - Teil 11: Messeinrichtungen
Équipement de comptage de l'électricité - Exigences générales, essais et conditions d'essai - Partie 11: Équipement de comptage
IEC 62052-11:2020 spécifie les exigences et essais correspondants, ainsi que leurs conditions appro-priées, pour les essais de type des compteurs d'électricité en courant alternatif et en courant continu. Le présent document décrit les exigences fonctionnelles, mécaniques, électriques et de marquage, les méthodes d'essai et les conditions d'essai, y compris en ce qui concerne l'immunité aux influences externes, couvrant les environnements électromagnétiques et climatiques. Le présent document s'applique aux équipements de comptage de l'électricité conçus pour: • mesurer et piloter l'énergie électrique sur les réseaux électriques (secteur) de tension jusqu'à 1 000 V en courant alternatif ou 1 500 V en courant continu; • avoir tous les éléments fonctionnels, y compris les modules complémentaires, incorporés dans ou formant un boîtier de compteur unique, à l'exception des af-ficheurs; • fonctionner avec des afficheurs intégrés (compteurs électromécaniques ou sta-tiques); • fonctionner avec des afficheurs séparés ou sans afficheur (compteurs sta-tiques); • être installés dans une embase ou un bâti correspondant spécifié; • assurer, en option, des fonctions autres que celles relatives au comptage de l'énergie électrique. Les compteurs conçus pour être utilisés avec des transformateurs de mesure de faible puissance (LPIT, Low Power Instrument Transformer, définis dans la série IEC 61869) ne peuvent être soumis à des essais de conformité au présent document et aux docu-ments pertinents de la série IEC 62053 que si ces compteurs et leurs LPIT sont soumis à l'essai ensemble comme des compteurs à branchement direct. Le présent document ne s'applique pas: • aux compteurs dont la tension phase-neutre déduite des tensions nominales dé-passe 1 000 V en courant alternatif ou 1 500 V en courant continu; • aux compteurs destinés à être connectés à des transformateurs de mesure de faible puissance (LPIT, définis dans la série de normes IEC 61869) lorsqu'ils sont soumis à l'essai sans ces transformateurs; • aux systèmes de comptage comprenant plusieurs dispositifs (sauf des LPIT) physi-quement éloignés les uns des autres; • aux compteurs portatifs; • aux compteurs utilisés dans le matériel roulant, les véhicules, les navires et les avions; • aux équipements de laboratoire et d'essai des compteurs; • aux compteurs étalons de référence; • aux interfaces de communication avec l'élément indicateur du compteur; • aux embases ou bâtis correspondants utilisés pour l'installation des équipements de comptage de l'électricité; • à toute fonction complémentaire assurée par les compteurs d'énergie électrique. Le présent document ne couvre pas les mesures de détection et de prévention des ten-tatives frauduleuses visant à compromettre les performances du compteur (falsification) Cette deuxième édition annule et remplace la première édition parue en 2003, ainsi que son amendement 1:2016. Cette édition constitue une révision technique. Cette édition inclut les modifications techniques majeures suivantes par rapport à l'édition précédente: voir Annex O.
Oprema za merjenje električne energije - Splošne zahteve, preskusi in preskuševalni pogoji - 11. del: Merilna oprema
Standard IEC 62052-11:2020 (E) določa zahteve in povezane preskuse z ustreznimi pogoji za tipsko preskušanje merilnikov električne energije za izmenični in enosmerni tok. Ta dokument podrobno opisuje funkcionalne, mehanske in električne zahteve ter zahteve glede označevanja, preskusne metode in preskusne pogoje, vključno z odpornostjo na zunanje vplive, ki zajemajo elektromagnetno okolje in podnebje.
Ta dokument se uporablja za opremo za merjenje električne energije, zasnovano:
• za merjenje in nadzor električne energije v električnih omrežjih z napetostjo do 1000 V pri izmeničnem toku ali 1500 V pri enosmernem toku;
• z vsemi funkcionalnimi elementi, vključno z dodatnimi moduli, v enotnem ohišju, razen prikazovalnikov;
• za delovanje z integriranimi prikazovalniki (elektromehanski ali statični merilniki);
• za delovanje z ločenimi prikazovalniki ali brez prikazovalnika (samo statični merilniki);
• za namestitev v določeno ustrezno vtičnico ali stojalo;
• za zagotavljanje dodatnih funkcij po izbiri poleg tistih, ki so namenjene merjenju električne energije.
Merilnike, zasnovane za delovanje z instrumentnimi transformatorji majhne moči (LPIT, kot so opredeljeni v skupini standardov IEC 61869), je mogoče preskusiti glede skladnosti s tem dokumentom in ustreznimi dokumenti iz skupine IEC 62053 le, če se takšni merilniki in njihovi instrumentni transformatorji majhne moči preskusijo skupaj kot neposredno povezani merilniki.
Ta dokument se uporablja tudi za pomožna vhodna in izhodna vezja, indikatorje obratovanja in izhode preskusne opreme za merjenje električne energije.
Zajema tudi običajne vidike preskušanja natančnosti, kot so referenčni pogoji, ponovljivost in merjenje negotovosti.
Ta dokument se ne uporablja za:
• merilnike, pri katerih napetost med linijskim in nevtralnim vodnikom, izpeljana iz nazivnih napetosti, presega 1000 V pri izmeničnem toku ali 1500 V pri enosmernem toku;
• merilnike, namenjene za povezavo z instrumentnimi transformatorji majhne moči (LPIT, kot so opredeljeni v skupini standardov IEC 61869), kadar se preskušajo brez takih transformatorjev;
• merilne sisteme, sestavljene iz več naprav (razen LPIT), ki so medsebojno fizično oddaljene;
• prenosne merilnike;
• merilnike, ki se uporabljajo v tirnih vozilih, avtomobilih, ladjah in letalih;
• laboratorijsko in preskusno opremo za merilnike;
• standardne referenčne merilnike;
• podatkovne vmesnike, povezane v register števca;
• ustrezne vtičnice ali stojala, ki se uporabljajo za namestitev opreme za merjenje električne energije;
• vse dodatne funkcije, ki jih zagotavljajo merilniki električne energije.
Ta dokument ne zajema ukrepov za odkrivanje in preprečevanje poskusov goljufije z vplivanjem na delovanje merilnika (nedovoljeno poseganje).
Druga izdaja razveljavlja in nadomešča prvo izdajo, objavljeno leta 2003, in njeno dopolnilo 1:2016. Ta izdaja je tehnično popravljena izdaja.
Ta izdaja v primerjavi s prejšnjo vključuje naslednje pomembne tehnične spremembe:
a) odstranjene so vse varnostne zahteve glede merilnikov; varnostne zahteve za merilnike so zajete v standardu IEC 62052-31:2015;
b) vključene so zahteve glede porabe električne energije merilnika in zahteve glede napetosti iz standarda IEC 62053-61; standard IEC 62053-61 je umaknjen;
c) vključene so zahteve za simbole merilnikov iz standarda IEC 62053-52; standard IEC 62053-52 je umaknjen;
d) vključene so zahteve za merilnike izhodnih impulzov iz standarda IEC 62053-31; standard IEC 62053-31 je umaknjen;
e) dodane so nove zahteve in preskusi, med drugim: merilniki z ločenimi prikazovalniki in merilniki brez prikazovalnika, določbe o plombiranju merilnikov; merilna negotovost in ponovljivost; natančnost merjenja časa; tip tes
General Information
Relations
Standards Content (Sample)
SLOVENSKI STANDARD
01-junij-2021
Nadomešča:
SIST EN 62052-11:2004
SIST EN 62052-11:2004/A1:2017
SIST EN 62052-11:2004/A1:2017/AC:2018
Oprema za merjenje električne energije - Splošne zahteve, preskusi in
preskuševalni pogoji - 11. del: Merilna oprema
Electricity metering equipment (a.c.) - General requirements, tests and test conditions -
Part 11: Metering equipment
Ta slovenski standard je istoveten z: EN IEC 62052-11:2021
ICS:
17.220.20 Merjenje električnih in Measurement of electrical
magnetnih veličin and magnetic quantities
91.140.50 Sistemi za oskrbo z elektriko Electricity supply systems
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EUROPEAN STANDARD EN IEC 62052-11
NORME EUROPÉENNE
EUROPÄISCHE NORM
April 2021
ICS 17.220.20 Supersedes EN 62052-11:2003 and all of its
amendments and corrigenda (if any)
English Version
Electricity metering equipment - General requirements, tests and
test conditions - Part 11: Metering equipment
(IEC 62052-11:2020)
Équipement de comptage de l'électricité - Exigences Elektrizitätszähler - Allgemeine Anforderungen, Prüfungen
générales, essais et conditions d'essai - Partie 11: und Prüfbedingungen - Teil 11: Messeinrichtungen
Équipement de comptage (IEC 62052-11:2020)
(IEC 62052-11:2020)
This European Standard was approved by CENELEC on 2020-08-03. CENELEC members are bound to comply with the CEN/CENELEC
Internal Regulations which stipulate the conditions 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 CEN-CENELEC
Management Centre or to any CENELEC member.
This European Standard exists in 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 CEN-CENELEC Management Centre has the
same status as the official versions.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic,
Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the
Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and the United Kingdom.
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2021 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN IEC 62052-11:2021 E
European foreword
The text of document 13/1808/FDIS, future edition 2 of IEC 62052-11, prepared by IEC/TC 13
"Electrical energy measurement and control" was submitted to the IEC-CENELEC parallel vote and
approved by CENELEC as EN IEC 62052-11:2021.
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2021-10-02
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2024-04-02
document have to be withdrawn
This document supersedes EN 62052-11:2003 and all of its amendments and corrigenda (if any).
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights.
This document has been prepared under a mandate given to CENELEC by the European Commission
and the European Free Trade Association.
Endorsement notice
The text of the International Standard IEC 62052-11:2020 was approved by CENELEC as a European
Standard without any modification.
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements of this document. For dated references, only the edition cited applies. For
undated references, the latest edition of the referenced document (including any amendments)
applies.
NOTE 1 Where an International Publication has been modified by common modifications, indicated by (mod), the
relevant EN/HD applies.
NOTE 2 Up-to-date information on the latest versions of the European Standards listed in this annex is available
here: www.cenelec.eu.
Publication Year Title EN/HD Year
IEC 60038 (mod) 2009 IEC standard voltages EN 60038 2011
IEC 60068-2-1 2007 Environmental testing - Part 2-1: Tests - EN 60068-2-1 2007
Test A: Cold
IEC 60068-2-2 2007 Environmental testing - Part 2-2: Tests - EN 60068-2-2 2007
Test B: Dry heat
IEC 60068-2-5 2018 Environmental testing – Part 2-5: Tests – EN IEC 60068-2-5 2018
Test S: Simulated solar radiation at ground
level and guidance for solar radiation
testing and weathering
IEC 60068-2-6 2007 Environmental testing - Part 2-6: Tests - EN 60068-2-6 2008
Test Fc: Vibration (sinusoidal)
IEC 60068-2-27 2008 Environmental testing - Part 2-27: Tests - EN 60068-2-27 2009
Test Ea and guidance: Shock
IEC 60068-2-30 2005 Environmental testing - Part 2-30: Tests - EN 60068-2-30 2005
Test Db: Damp heat, cyclic (12 h + 12 h
cycle)
IEC 60381-1 1982 Analogue signals for process control HD 452.1 S1 1984
systems. Part 1: Direct current signals
IEC 60404-5 2015 Magnetic materials - Part 5: Permanent EN 60404-5 2015
magnet (magnetically hard) materials -
Methods of measurement of magnetic
properties
IEC 60404-8-1 2015 Magnetic materials - Part 8-1: EN 60404-8-1 2015
Specifications for individual materials -
Magnetically hard materials
IEC 60404-8-4 2013 Magnetic materials - Part 8-4: - -
Specifications for individual materials -
Cold-rolled non-oriented electrical steel
strip and sheet delivered in the fully-
processed state
Publication Year Title EN/HD Year
IEC 60664-1 2007 Insulation coordination for equipment EN 60664-1 2007
within low-voltage systems - Part 1:
Principles, requirements and tests
IEC 60721-1 1990 Classification of environmental conditions - EN 60721-1 1995
Part 1: Environmental parameters and their
severities
IEC 60947-1 2007 Low-voltage switchgear and controlgear - EN 60947-1 2007
Part 1: General rules
+ A1 2010 + A1 2011
+ A2 2014 + A2 2014
IEC 61000-4-2 2008 Electromagnetic compatibility (EMC) - Part EN 61000-4-2 2009
4-2: Testing and measurement techniques
- Electrostatic discharge immunity test
IEC 61000-4-3 2006 Electromagnetic compatibility (EMC) - Part EN 61000-4-3 2006
4-3 : Testing and measurement techniques
- Radiated, radio-frequency,
electromagnetic field immunity test
+ A1 2007 + A1 2008
+ A2 2010 + A2 2010
IEC 61000-4-4 2012 Electromagnetic compatibility (EMC) - Part EN 61000-4-4 2012
4-4: Testing and measurement techniques
- Electrical fast transient/burst immunity
test
IEC 61000-4-5 2017 Electromagnetic compatibility (EMC) - Part - -
4-5: Testing and measurement techniques
- Surge immunity test
IEC 61000-4-6 2013 Electromagnetic compatibility (EMC) - Part EN 61000-4-6 2014
4-6: Testing and measurement techniques
- Immunity to conducted disturbances,
induced by radio-frequency fields
IEC 61000-4-8 2009 Electromagnetic compatibility (EMC) - Part EN 61000-4-8 2010
4-8: Testing and measurement techniques
- Power frequency magnetic field immunity
test
IEC 61000-4-11 2020 Electromagnetic compatibility (EMC) - Part EN IEC 61000-4-11 2020
4-11: Testing and measurement
techniques - Voltage dips, short
interruptions and voltage variations
immunity tests for equipment with input
current up to 16 A per phase
IEC 61000-4-12 2017 Electromagnetic compatibility (EMC) – Part EN 61000-4-12 2017
4-12: Testing and measurement
techniques – Ring wave immunity test
IEC 61000-4-18 2019 Electromagnetic compatibility (EMC) - Part EN IEC 61000-4-18 2019
4-18: Testing and measurement
techniques - Damped oscillatory wave
immunity test
Publication Year Title EN/HD Year
IEC 61000-4-19 2014 Electromagnetic compatibility (EMC) - Part EN 61000-4-19 2014
4-19: Testing and measurement
techniques - Test for immunity to
conducted, differential mode disturbances
and signalling in the frequency range 2 kHz
to 150 kHz at a.c. power ports
IEC 61000-4-20 2010 Electromagnetic compatibility (EMC) - Part EN 61000-4-20 2010
4-20: Testing and measurement
techniques - Emission and immunity
testing in transverse electromagnetic
(TEM) waveguides
IEC 61000-4-29 2000 Electromagnetic compatibility (EMC) - Part EN 61000-4-29 2000
4-29: Testing and measurement
techniques - Voltage dips, short
interruptions and voltage variations on d.c.
input power port immunity tests
IEC 61869-3 2011 Instrument transformers - Part 3: Additional EN 61869-3 2011
requirements for inductive voltage
transformers
IEC 62052-31 2015 Electricity metering equipment (AC) - EN 62052-31 2016
General requirements, tests and test
conditions - Part 31: Product safety
requirements and tests
IEC 62054-21 2004 Electricity metering (a.c.) - Tariff and load EN 62054-21 2004
control - Part 21: Particular requirements
for time switches
IEC 62056-6-1 2017 Electricity metering data exchange - The EN 62056-6-1 2017
DLMS/COSEM suite - Part 6-1: Object
Identification System (OBIS)
IEC 62056-6-2 2017 Electricity metering data exchange - The EN IEC 62056-6-2 2018
DLMS/COSEM suite - Part 6-2: COSEM
interface classes
IEC 62057-1 - Test equipment, techniques and EN IEC 62057-1 -
procedures for electrical energy meters -
Part 1: Stationary Meter Test Units (MTU)
IEC 62059-32-1 2011 Electricity metering equipment - EN 62059-32-1 2012
Dependability - Part 32-1: Durability -
Testing of the stability of metrological
characteristics by applying elevated
temperature
IEC GUIDE 98-3 - Uncertainty of measurement – Part 3: - -
Guide to the expression of uncertainty in
measurement (GUM:1995)
CISPR 32 2015 Electromagnetic compatibility of multimedia EN 55032 2015
equipment - Emission requirements
- - + A11 2020
Under preparation. Stage at time of preparation: prEN IEC 62057-1.
Publication Year Title EN/HD Year
JCGM 100 2008 Evaluation of measurement data – Guide - -
to the expression of uncertainty in
measurement. (GUM 1995 with minor
corrections)
- - Designation systems for steels – Part 1: EN 10027-1 2016
Steel names
IEC 62052-11 ®
Edition 2.0 2020-06
INTERNATIONAL
STANDARD
Electricity metering equipment – General requirements, tests and test
conditions –
Part 11: Metering equipment
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 17.220.20 ISBN 978-2-8322-8437-7
– 2 – IEC 62052-11:2020 © IEC 2020
CONTENTS
FOREWORD . 8
INTRODUCTION . 10
1 Scope . 13
2 Normative references . 14
3 Terms and definitions . 17
3.1 General definitions . 17
3.2 Definitions related to the functional elements . 21
3.3 Definitions of meter ports . 24
3.4 Definitions of mechanical elements . 25
3.5 Definitions related to measurements . 27
3.6 Definitions related to external influences . 30
3.7 Definition of tests . 33
3.8 Definitions related to electromechanical meters . 33
3.9 Definitions related to meter marking and symbols . 34
4 Nominal electrical values . 35
4.1 Voltages . 35
4.1.1 Nominal voltages . 35
4.1.2 Voltage ranges . 36
4.2 Currents . 36
4.2.1 Nominal currents . 36
4.2.2 Starting current . 36
4.2.3 Minimum current .
...
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