EN 62054-21:2004/A1:2017

SLOVENSKI STANDARD
01-julij-2017
0HUMHQMHHOHNWULþQHHQHUJLMHDFL]PHQLþQLWRN.UPLOMHQMHWDULILQEUHPHQ
GHO3RVHEQH]DKWHYH]DþDVRYQDVWLNDOD'RSROQLOR$
Electricity metering (a.c.) - Tariff and load control - Part 21: Particular requirements for
electronic ripple control receivers
Wechselstrom-Elektrizitätszähler - Tarif- und Laststeuerung - Teil 21: Besondere
Anforderungen an Schaltuhren
Équipement de comptage de l'électricité (c.a.) - Tarification et contrôle de charge - Partie
21 : prescriptions particulières pour horloges de tarification
Ta slovenski standard je istoveten z: EN 62054-21:2004/A1:2017
ICS:
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 62054-21:2004/A1

NORME EUROPÉENNE
EUROPÄISCHE NORM
May 2017
ICS 91.140.50
English Version
Electricity metering (AC) - Tariff and load control -
Part 21: Particular requirements for time switches
(IEC 62054-21:2004/A1:2017)
Équipement de comptage d'électricité (C.A.) - Tarification et Wechselstrom-Elektrizitätszähler - Tarif- und Laststeuerung
contrôle de charge - Partie 21: Exigences particulières pour - Teil 21: Besondere Anforderungen an Schaltuhren
les horloges de tarification (IEC 62054-21:2004/A1:2017)
(IEC 62054-21:2004/A1:2017)
This amendment A1 modifies the European Standard EN 62054-21:2004; it was approved by CENELEC on 2017-03-06. CENELEC
members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this amendment 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 amendment 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, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, 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: Avenue Marnix 17, B-1000 Brussels
© 2017 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN 62054-21:2004/A1:2017 E

European foreword
The text of document 13/1705A/FDIS, future IEC 62054-21:2004/A1, prepared by
IEC/TC 13 "Electrical energy measurement and control" was submitted to the IEC-CENELEC parallel
vote and approved by CENELEC as EN 62054-21:2004/A1:2017.

The following dates are fixed:
(dop) 2017-12-06
• latest date by which the document has to be
implemented at national level by
publication of an identical national
standard or by endorsement
• latest date by which the national (dow) 2020-03-06
standards conflicting with the
document have to be withdrawn
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 62054-21:2004/A1:2017 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, in whole or in part, are normatively referenced in this document and are
indispensable for its application. For dated references, only t
...