Household and similar electrical appliances - Safety - Part 2-35: Particular requirements for instantaneous water heaters

IEC 60335-2-35:2012 deals with the safety of electric instantaneous water heaters for household and similar purposes and intended for heating water below boiling temperature, their rated voltage being not more than 250 V for single-phase appliances and 480 V for other appliances. Instantaneous water heaters incorporating bare heating elements are within the scope of this standard. Appliances not intended for normal household use but that nevertheless may be a source of danger to the public, such as appliances intended to be used by laymen in shops, in light industry and on farms, are within the scope of this standard. As far as is practicable, this standard deals with the common hazards presented by appliances that are encountered by all persons in and around the home. However, in general, it does not take into account persons (including children) whose physical, sensory or mental capabilities, or lack of experience and knowledge prevents them from using the appliance safely without supervision or instruction or children playing with the appliance. This fifth edition cancels and replaces the fourth edition published in 2002, including its Amendment 1 (2006) and its Amendment 2 (2009). The principal changes in this edition as compared with the fourth edition of IEC 60335-2-31 are as follows: - converted notes to normative text (7.12, 7.102, 8.1.5, 22.104, and 22.109.3); - deleted notes in 19.13, 22.109, and A.101; - added Annex R and 22.108 for appliances with programmable electronic circuits and added requirements for water heaters (22.50, 22.51). The attention of National Committees is drawn to the fact that equipment manufacturers and testing organizations may need a transitional period following publication of a new, amended or revised IEC publication in which to make products in accordance with the new requirements and to equip themselves for conducting new or revised tests. It is the recommendation of the committee that the content of this publication be adopted for implementation nationally not earlier than 12 months or later than 36 months from the date of publication. Keywords: Water heater, Instantaneous, open-outlet, bare-element.

Sicherheit elektrischer Geräte für den Hausgebrauch und ähnliche Zwecke - Teil 2-35: Besondere Anforderungen für Durchflusserwärmer

Appareils électrodomestiques et analogues - Sécurité - Partie 2-35: Exigences particulières pour les chauffe-eau instantanés

La CEI 60335-2-35:2012 traite de la sécurité des chauffe-eau électriques instantanés pour usages domestiques et analogues, destinés à chauffer l'eau au-dessous de la température d'ébullition, et dont la tension assignée n'est pas supérieure à 250 V pour les appareils monophasés et à 480 V pour les autres appareils. Les chauffe-eau instantanés comportant des éléments chauffants nus sont compris dans le domaine d'application de la présente norme. Les appareils non destinés à un usage domestique normal mais qui peuvent néanmoins constituer une source de danger pour le public, tels que les appareils destinés à être utilisés dans les magasins, chez les artisans et dans les fermes, sont compris dans le domaine d'application de la présente norme. Dans la mesure du possible, la présente norme traite des risques ordinaires présentés par les appareils qui sont encourus par tous les individus à l'intérieur et autour de l'habitation. Cependant, cette norme ne tient pas compte en général des personnes (y compris des enfants) dont les capacités physiques, sensorielles ou mentales; ou le manque d'expérience et de connaissance les empêchent d'utiliser l'appareil en toute sécurité sans surveillance ou instruction; de l'utilisation de l'appareil comme jouet par des enfants. Cette cinquième édition annule et remplace la quatrième édition publiée en 2002, son Amendement 1 (2006) et son Amendement 2 (2009). Par rapport à la quatrième édition de la CEI 60335-2-35, les principales modifications indiquées ci-après ont été apportées dans la présente édition (les modifications mineures ne sont pas mentionnées): - transposition de certaines notes en texte normatif (7.12, 7.102, 8.1.5, 22.104 et 22.109.3); - suppression de certaines notes en 19.13, 22.109 et en A.101; - ajout de l'Annexe R et de 22.108 pour les appareils équipés de circuits électroniques programmables; - ajout d'exigences pour les chauffe-eau (22.50, 22.51). L'attention des Comités Nationaux est attirée sur le fait que les fabricants d'appareils et les organismes d'essai peuvent avoir besoin d'une période transitoire après la publication d'une nouvelle publication CEI, ou d'une publication amendée ou révisée, pour fabriquer des produits conformes aux nouvelles exigences et pour adapter leurs équipements aux nouveaux essais ou aux essais révisés. Le comité recommande que le contenu de cette publication soit entériné au niveau national au plus tôt 12 mois et au plus tard 36 mois après la date de publication. Mots-clés: chauffe-eau, instantané, écoulement libre, éléments nus

Gospodinjski in podobni električni aparati - Varnost - 2-35. del: Posebne zahteve za pretočne grelnike vode

Ta mednarodni standard obravnava varnost električnih pretočnih grelnikov vode za gospodinjstvo in podobno uporabo, ki so namenjeni gretju vode do temperatur pod temperaturo vrelišča ter katerih nazivna napetost ne presega 250 V za enofazne aparate in 480 V za druge aparate.
OPOMBA 101: Pretočni grelniki vode, ki vključujejo izpostavljene grelne elemente, spadajo v okvir tega
standarda.
Področje uporabe tega standarda zajema aparate, ki niso namenjeni za običajno gospodinjsko uporabo, vendar so lahko vir nevarnosti za javnost, kot so aparati, namenjeni za uporabo v trgovinah, lahki industriji in na kmetijah. Ta standard v največji možni meri obravnava splošne nevarnosti, ki jih predstavljajo aparati ter s katerimi se srečujejo osebe doma in v okolici doma. Vendar na splošno ne vključuje primerov
– oseb (tudi otrok), ki zaradi
• fizičnih, senzoričnih ali umskih sposobnosti oziroma
• pomanjkanja izkušenj in znanja ne morejo varno uporabljati aparata brez nadzora ali navodil;
– otrok, ki se z napravo igrajo.
OPOMBA 102: Upoštevajte tudi,
– da so za naprave, ki so namenjene za uporabo v vozilih ali na krovu ladij ali letal, morda potrebne dodatne zahteve;
– da v številnih državah nacionalni zdravstveni organi, nacionalni organi, odgovorni za varstvo pri delu, ter drugi podobni organi določajo dodatne zahteve;
– da v številnih državah obstajajo predpisi za montažo opreme, povezane z vodovodom.
OPOMBA 103: Ta standard se ne uporablja za
– aparate za gretje tekočin (IEC 60335-2-15);
– akumulacijske grelnike vode (IEC 60335-2-21);
– aparate za izključno industrijske namene;
– aparate, ki so namenjeni za uporabo na lokacijah, kjer veljajo posebne razmere, kot je prisotnost
korozivne ali eksplozivne atmosfere (prah, hlapi ali plin);
– komercialne aparate za prodajo hrane in pijače ter prodajne avtomate (IEC 60335-2-75).

General Information

Status
Published
Publication Date
14-Jan-2016
Withdrawal Date
11-Oct-2018
Current Stage
6060 - Document made available - Publishing
Start Date
15-Jan-2016
Completion Date
15-Jan-2016

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SLOVENSKI STANDARD
01-april-2016
1DGRPHãþD
SIST EN 60335-2-35:2003
SIST EN 60335-2-35:2003/A1:2008
SIST EN 60335-2-35:2003/A2:2011
*RVSRGLQMVNLLQSRGREQLHOHNWULþQLDSDUDWL9DUQRVWGHO3RVHEQH]DKWHYH
]DSUHWRþQHJUHOQLNHYRGH
Household and similar electrical appliances - Safety - Part 2-35: Particular requirements
for instantaneous water heaters
Appareils électrodomestiques et analogues - Sécurité - Partie 2-35: Règles particulières
pour les chauffe-eau instantanés
Ta slovenski standard je istoveten z: EN 60335-2-35:2016
ICS:
13.120 Varnost na domu Domestic safety
91.140.65 Oprema za ogrevanje vode Water heating equipment
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN 60335-2-35

NORME EUROPÉENNE
EUROPÄISCHE NORM
January 2016
ICS 13.120; 97.040.50 Supersedes EN 60335-2-35:2002
English Version
Household and similar electrical appliances - Safety - Part 2-35:
Particular requirements for instantaneous water heaters
(IEC 60335-2-35:2012 , modified)
Appareils électrodomestiques et analogues - Sécurité - Sicherheit elektrischer Geräte für den Hausgebrauch und
Partie 2-35: Exigences particulières pour les chauffe-eau ähnliche Zwecke - Teil 2-35: Besondere Anforderungen für
instantanés Durchflusserwärmer
(IEC 60335-2-35:2012 , modifiée) (IEC 60335-2-35:2012 , modifiziert)
This European Standard was approved by CENELEC on 2015-10-12. 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, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, 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
© 2016 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN 60335-2-35:2016 E
Contents
Page
European foreword . 3
1 Scope . 4
2 Normative references . 4
7 Marking and instructions . 4
15 Moisture resistance . 5
22 Construction . 5
Annex ZA (normative) Special national conditions . 6
Annex ZB (informative) A-deviations . 6
Annex ZC (normative) Normative references to international publications with their

corresponding European publications . 6
Bibliography . 6

European foreword
The text of document 61/4454/FDIS, future edition 5 of IEC 60335-2-35, prepared by IEC/TC 61 "Safety
of household and similar electrical appliances" was submitted to the IEC-CENELEC parallel vote and
approved by CENELEC as EN 60335-2-35:2016.
A draft amendment, which covers common modifications to IEC 60335-2-35:2012, was prepared by
CLC/TC 61 "Safety of household and similar electrical appliances" and approved by CENELEC.
The following dates are fixed:
• latest date by which the amendment has to be implemented
(dop) 2016-10-12
at national level by publication of an identical
national standard or by endorsement

• latest date by which the national standards conflicting
(dow) 2018-10-12
with the amendment have to be withdrawn
This amendment supplements or modifies the corresponding clauses of EN 60335-1:2012 and
EN 60335-2-35:2012.
Clauses, subclauses, notes, tables, figures and annexes which are additional to those in
IEC 60335-2-35:2012 are prefixed “Z”.
This standard covers the Principle Elements of the Safety Objectives for Electrical Equipment Designed
for Use within Certain Voltage Limits (LVD - 2006/95/EC).
Endorsement notice
The text of the International Standard IEC 60335-2-35:2012 was approved by CENELEC as a European
Standard with agreed common modifications.
COMMON MODIFICATIONS
1 Scope
Replace the fourth paragraph including the two dashed items by:
As far as is practicable, this European Standard deals with the common hazards presented by appliances
that are encountered by all persons in household and similar environments.
However, in general, it does not take into account
– children playing with the appliance,
– the use of the appliance by very young children without supervision,
– user maintenance by children, including the cleaning of the appliance.
It is recognized that very vulnerable people may have needs beyond the level addressed in this
European Standard.
2 Normative references
Add the following new reference:
EN 60335-2-5:2003 + A1:2005 + A2:2008 + A11:2009+ A12:2012, Household and similar electrical
appliances – Safety – Part 2-5: Particular requirements for dishwashers (IEC 60335-2-5:2002, mod. +
corrigendum May 2003 + A1:2005 + A2:2008)
7 Marking and instructions
7.11 Addition:
Controls that are operated in use and that affect the water temperature shall be detectable by a shape, a
position or an indication. When only an indication is used, the height of the letters or symbols measured
on the capital letters shall be at least 5 mm. If only indicated by increasing dots or bands, the height of the
indication for maximum setting shall be at least 7 mm with the minimum value less than 25 % of the
maximum value used.
When a digital display is used for the indication of the water temperature, the height of the digits of the
display shall be at least 10 mm.
These requirements are not applicable
– for settings that are normally adjusted by the installer during the installation and that can be adjusted
by the user only after having removed a detachable cover, or
– for maximum temperature setting of 38 °C.
In giving these indications, a suitable contrast shall be given between indications and background.
Z1)
NOTE Z101 Guidance on contrast can be found in CEN ISO/TR 22411:2011, 8.5 .

Z1) CEN ISO/TR 22411:2011, Ergonomics data and guidelines for the application of ISO/IEC Guide 71 to products and services
to address the needs of older persons and persons with disabilities (ISO/TR 22411:2008).
7.12 Modification
Replace the first sentence in the fourth paragraph of EN 60335-1:2012, by the following:
This appliance can be used by children aged from 3 years and above and persons with reduced physical,
sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or
instruction concerning use of the appliance in a safe way and understand the hazards involved.
7.12 Addition:
Add the substance of the following for single point open outlet water heaters for showering purposes.
‘Fit only shower heads recommended by the manufacturer and never fit any additional device to restrict
the water outlet flow’.
15 Moisture resistance
Add the following new subclause:
15.Z101 Water heaters installed in shower cabinets above shower basins or baths shall be protected
against penetration of water and chemicals that can remain on the top of the enclosure.
Appliances allowing a 50 mm diameter, 100 mm high cylinder to be placed on the top when the water
heater is mounted in accordance with the manufacturer’s instructions shall be subjected to the following
test:
A quantity of 0,5 l of water containing approximately 1 % NaCl and 0,6 % of any commercially available
rinsing agent may be used, but if there is any doubt with regards to the test results, a rinsing agent, as
specified in EN 60335-2-5:2003, Annex AA, is poured over the top of the appliance, the controls being
placed in the ON position. The controls are then operated through their working range, this operation
being repeated after a period of 5 min.
The appliance shall then withstand the electric strength test of 16.3 and inspection shall show that there is
no trace of water on insulation that could result in reduction of clearances and creepage distances below
the values specified in Clause 29.
Compliance is checked by the relevant test and by inspection.
22 Construction
22.40 Addition:
Water heaters shall be fitted with an accessible switch to stop the water heating function.
NOTE Z101 A tap is considered a suitable device.
Add the following annexes:
Annex ZA
(normative)
Special national conditions
Annex ZA of EN 60335-1:2012 is applicable, with the following addition:
Clause Special national condition
22.101 Denmark, Finland, Norway, Sweden
For closed water heaters, the minimum rated pressure is 1,0 MPa.
Annex ZB
(informative)
A-deviations
Annex ZB of EN 60335-1:2012 is applicable, with the following addition:
Clause Deviation
1 Spain (Royal Decree 842/2002; Spanish regulation on low voltage installations:
Technical Instruction ICT-BT-45, subclause 2.1)
The household use of appliances incorporating bare heating elements immersed in water
as well as those where the water is part of the electric circuit is prohibited.
Annex ZC
(normative)
Normative references to international publications
with their corresponding European publications
Annex ZC of EN 60335-1:2012 is applicable, with the addition of the EN reference mentioned in
Clause 2.
Bibliography
The Bibliography of EN 60335-1:2012 is applicable, except that the following notes have to be added for
the standards indicated:
IEC 60335-2-15 NOTE Harmonized as EN 60335-2-15.
IEC 60335-2-21 NOTE Harmonized as EN 60335-2-21.
IEC 60335-2-75 NOTE Harmonized as EN 60335-2-75.
IEC 60335-2-35 ®
Edition 5.0 2012-11
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
Household and similar electrical appliances – Safety –

Part 2-35: Particular requirements for instantaneous water heaters

Appareils électrodomestiques et analogues – Sécurité –

Partie 2-35: Exigences particulières pour les chauffe-eau instantanés

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
PRICE CODE
INTERNATIONALE
CODE PRIX T
ICS 13.120; 97.040.50 ISBN 978-2-83220-455-9

– 2 – 60335-2-35 © IEC:2012
CONTENTS
FOREWORD . 4
INTRODUCTION . 7
1 Scope . 8
2 Normative references . 8
3 Terms and definitions . 9
4 General requirement . 9
5 General conditions for the tests . 9
6 Classification . 10
7 Marking and instructions . 10
8 Protection against access to live parts . 11
9 Starting of motor-operated appliances . 12
10 Power input and current.
...

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