Household electric instantaneous water heaters - Methods for measuring the performance - Part 1: General aspects

This document applies to electric instantaneous water heaters for domestic hot water heating for household and similar applications, which show both of the following characteristics: - fulfilling at least one load pattern from Annex A; - heating up to temperatures below the boiling temperature. This document specifies terms, definitions and measurement methods for the assessment of energy efficiency. This document does not take into account requirements regarding the safety of the appliances.

Elektro-Durchfluss-Wassererwärmer für den Hausgebrauch – Prüfverfahren zur Messung der Gebrauchseigenschaften – Teil 1: Allgemeines

Chauffe-eau instantanés électrodomestiques - Méthodes de mesure de l'aptitude à la fonction - Partie 1: Aspects généraux

L'IEC 63159-1:2021 s'applique aux chauffe-eau instantanés électriques destinés au chauffage de l'eau chaude sanitaire pour des applications domestiques et analogues, présentant les deux caractéristiques suivantes: – satisfaisant à au moins un diagramme de charge de l'Annexe A; – chauffant jusqu'à des températures inférieures à la température d'ébullition. Le présent document spécifie les termes, définitions et méthodes de mesure pour l'évaluation du rendement énergétique. Le présent document ne tient pas compte des exigences concernant la sûreté des appareils.

Gospodinjski električni pretočni grelniki vode - Metode za merjenje lastnosti - 1. del: Splošno

Ta dokument se uporablja za električne pretočne grelnike vode v gospodinjstvih za gospodinjske in podobne aparate, pri katerih velja, da: – izpolnjujejo vsaj enega od vzorcev obremenitve iz dodatka A; – grejejo do temperatur pod temperaturo vrelišča. Ta dokument določa izraze, definicije in merilne metode za oceno energijske učinkovitosti. Ta dokument ne zajema zahtev glede varnosti aparatov.

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SIST EN IEC 63159-1:2022
Gospodinjski električni pretočni grelniki vode - Metode za merjenje lastnosti - 1.
del: Splošno
Household electric instantaneous water heaters - Methods for measuring the
performance - Part 1: General aspects
Ta slovenski standard je istoveten z: EN IEC 63159-1:2021
91.140.65 Oprema za ogrevanje vode Water heating equipment
97.100.10 Električni grelniki Electric heaters
SIST EN IEC 63159-1:2022 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN IEC 63159-1:2022

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SIST EN IEC 63159-1:2022



November 2021
ICS 91.140.65

English Version
Household electric instantaneous water heaters - Methods for
measuring the performance - Part 1: General aspects
(IEC 63159-1:2021)
Chauffe-eau instantanés électrodomestiques - Méthodes de Elektro-Durchfluss-Wassererwärmer für den Hausgebrauch
mesure de l'aptitude à la fonction - Partie 1: Aspects - Prüfverfahren zur Messung der Gebrauchseigenschaften -
généraux Teil 1: Allgemeines
(IEC 63159-1:2021) (IEC 63159-1:2021)
This European Standard was approved by CENELEC on 2021-11-25. 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 63159-1:2021 E

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SIST EN IEC 63159-1:2022
EN IEC 63159-1:2021 (E)
European foreword
The text of document 59C/267/FDIS, future edition 1 of IEC 63159-1, prepared by SC 59C “Electrical
heating appliances for household and similar purposes” of IEC/TC 59 “Performance of household and
similar electrical appliances” was submitted to the IEC-CENELEC parallel vote and approved by
CENELEC as EN IEC 63159-1:2021.
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2022–08–25
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2024–11–25
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.
Any feedback and questions on this document should be directed to the users’ national committee. A
complete listing of these bodies can be found on the CENELEC website.
Endorsement notice
The text of the International Standard IEC 63159-1:2021 was approved by CENELEC as a European
Standard without any modification.
In the official version, for Bibliography, the following notes have to be added for the standards
IEC 60335-1 NOTE Harmonized as EN 60335-1
IEC 60335-2-35 NOTE Harmonized as EN 60335-2-35
IEC 60584-1 NOTE Harmonized as EN 60584-1
IEC 60584-2 NOTE Harmonized as EN 60584-2

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SIST EN IEC 63159-1:2022
EN IEC 63159-1:2021 (E)
Annex ZA

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)
NOTE 1 Where a

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