oSIST prEN IEC 60335-2-73:2026/oprAA:2026
(Amendment)Household and similar electrical appliances - Safety - Part 2-73: Particular requirements for fixed immersion heaters
General Information
- Abstract
This standard deals with the safety of electric thermal-storage room heaters intended to heat the room in which they are located, their rated voltage being not more than 250 V for single phase and 480 V for other appliances.
- Status
- Not Published
- Public Enquiry End Date
- 30-Oct-2026
- Technical Committee
- VGA - Safety of household and similar electrical appliances
- Current Stage
- 4020 - Public enquire (PE) (Adopted Project)
- Start Date
- 04-Sep-2026
- Due Date
- 22-Jan-2027
Overview
oSIST prEN IEC 60335-2-73:2026/oprAA:2026 is an important amendment in the field of electrical safety for household and similar electrical appliances. It specifically addresses the safety requirements for fixed immersion heaters designed for heating rooms, ensuring the appliances can be used safely within homes and similar environments. The amendment is targeted at devices with rated voltages not exceeding 250 V for single-phase appliances and 480 V for other types, aligning with European and international standardization efforts.
This standard plays a major role in improving domestic safety, and is relevant across various applications within residential, commercial, and public spaces. Developed by the Slovenian Institute for Standardization (SIST) in cooperation with CENELEC, it forms part of the broader IEC 60335 series for household appliance safety.
Key Topics
- Enhanced Safety Instructions: The amendment introduces specific requirements related to instructions for children, individuals with reduced capabilities, and domestic animals.
- Scope of Application: It clarifies that the standard covers all reasonably foreseeable hazards encountered by persons and domestic animals in and around the home.
- User Guidance: Provides updated marking and instructions, stipulating clear guidelines for supervising children and users with limited physical, sensory, or mental capabilities.
- Modification of Technical Requirements: Updates several clauses concerning labeling, scope, and methodology for heating measurement.
- Inclusion of Radio Functionality: The amendment covers appliances with radio, remote communication, and remote operation functionality, thereby broadening the type of equipment under its purview.
- Alignment with European Directives: Relates to the requirements of key EU directives, including Low Voltage and Machinery Directives, to ensure legal compliance for manufacturers and importers.
Applications
This standard is practically valuable for:
- Manufacturers of Fixed Immersion Heaters: Helps ensure that new products meet updated safety requirements, especially for use in homes, hotels, and other buildings where fixed immersion heaters are used for room heating.
- Importers and Distributors: Provides guidance to ensure products conform with the latest European and international safety regulations, facilitating seamless market entry and reducing risk of non-compliance.
- Product Designers and Engineers: Offers technical hazard mitigation requirements during the design phase, focusing on foreseeable risks involving children and domestic animals.
- Quality Assurance Professionals: Serves as a baseline for routine verification of compliance, facilitating risk assessments and quality control in production chains.
- Testing Laboratories: Assists in updating testing protocols to verify current marking, instruction, and operational requirements as per the revised standard.
Related Standards
To support comprehensive safety and compliance, refer to these related standards within the IEC 60335 series and beyond:
- EN IEC 60335-1:2023 – General requirements for household and similar electrical appliances.
- EN IEC 60335-2-15 – Particular requirements for water boilers.
- EN IEC 60335-2-21 – Particular requirements for storage water heaters.
- EN IEC 60335-2-35 – Particular requirements for instantaneous water heaters.
- EN IEC 60335-2-55 – Particular requirements for electrical appliances of similar function.
- EN IEC 60335-2-74 – Safety requirements for portable immersion heaters.
- EN ISO 13732-1 – Methods for evaluating contact temperature thresholds for hot surfaces.
Keywords
Household electrical appliance safety, fixed immersion heater, room heater safety, EN IEC 60335-2-73, domestic safety standards, CENELEC, European electrical standards, child safety, appliance marking instructions, radio-equipped appliances compliance.
By adhering to oSIST prEN IEC 60335-2-73:2026/oprAA:2026, organizations can enhance product safety, comply with the latest European regulations, and ensure secure and reliable operation of fixed immersion heaters within households and similar environments.
Relations
- Effective Date
- 10-Sep-2024
Get Certified
Connect with accredited certification bodies for this standard
DIBt (Deutsches Institut für Bautechnik)
German Institute for Building Technology.
DIN CERTCO
DIN Group product certification.
Kiwa BDA Testing
Building and construction product certification.
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Frequently Asked Questions
oSIST prEN IEC 60335-2-73:2026/oprAA:2026 is a draft published by the Slovenian Institute for Standardization (SIST). Its full title is "Household and similar electrical appliances - Safety - Part 2-73: Particular requirements for fixed immersion heaters". This standard covers: This standard deals with the safety of electric thermal-storage room heaters intended to heat the room in which they are located, their rated voltage being not more than 250 V for single phase and 480 V for other appliances.
This standard deals with the safety of electric thermal-storage room heaters intended to heat the room in which they are located, their rated voltage being not more than 250 V for single phase and 480 V for other appliances.
oSIST prEN IEC 60335-2-73:2026/oprAA:2026 is classified under the following ICS (International Classification for Standards) categories: 13.120 - Domestic safety; 91.140.65 - Water heating equipment. The ICS classification helps identify the subject area and facilitates finding related standards.
oSIST prEN IEC 60335-2-73:2026/oprAA:2026 has the following relationships with other standards: It is inter standard links to oSIST prEN IEC 60335-2-73:2026. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
oSIST prEN IEC 60335-2-73:2026/oprAA:2026 is associated with the following European legislation: EU Directives/Regulations: 2014/35/EU, 2014/53/EU, 2014/55/EU; Standardization Mandates: M/511, M/536, M/585. When a standard is cited in the Official Journal of the European Union, products manufactured in conformity with it benefit from a presumption of conformity with the essential requirements of the corresponding EU directive or regulation.
oSIST prEN IEC 60335-2-73:2026/oprAA:2026 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
SLOVENSKI STANDARD
01-oktober-2026
Gospodinjski in podobni električni aparati - Varnost - 2-73. del: Posebne zahteve
za pritrjene potopne grelnike - Dopolnilo AA
Household and similar electrical appliances - Safety - Part 2-73: Particular requirements
for fixed immersion heaters
Sicherheit elektrischer Geräte für den Hausgebrauch und ähnliche Zwecke - Teil 2-73:
Besondere Anforderungen für ortsfeste Heizeinsätze
Appareils électrodomestiques et analogues - Sécurité - Partie 2-73: Règles particulières
pour les thermoplongeurs installés à poste fixe
Ta slovenski standard je istoveten z: prEN IEC 60335-2-73:2026/prAA:2026
ICS:
13.120 Varnost na domu Domestic safety
91.140.65 Oprema za ogrevanje vode Water heating equipment
oSIST prEN IEC 60335-2- en
73:2026/oprAA:2026
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EUROPEAN STANDARD DRAFT
prEN IEC 60335-2-73:2026
NORME EUROPÉENNE
EUROPÄISCHE NORM
prAA
August 2026
ICS 91.140.65 -
English Version
Household and similar electrical appliances - Safety - Part 2-73:
Particular requirements for fixed immersion heaters
Appareils électrodomestiques et analogues - Sécurité - Sicherheit elektrischer Geräte für den Hausgebrauch und
Partie 2-73: Règles particulières pour les thermoplongeurs ähnliche Zwecke - Teil 2-73: Besondere Anforderungen für
installés à poste fixe ortsfeste Heizeinsätze
This draft amendment prAA, if approved, will modify the European Standard prEN IEC 60335-2-73:2026; it is submitted to CENELEC
members for enquiry.
Deadline for CENELEC: 2026-11-06.
It has been drawn up by CLC/TC 61.
If this draft becomes an amendment, 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.
This draft amendment was established by CENELEC 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,
Türkiye and the United Kingdom.
Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are aware and to
provide supporting documentation.
Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without notice and
shall not be referred to as a European Standard.
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
© 2026 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Project: 80428 Ref. No. prEN IEC 60335-2-73:2026/prAA:2026 E
Contents Page
7 European foreword . 3
8 1 Modification to the Introduction. 4
9 2 Modification to Clause 1, “Scope” . 4
10 3 Modification to Clause 2, “Normative reference”. 4
11 4 Modification to Clause 7, “Marking and instructions” . 4
12 5 Modification to Clause 11, “Heating” . 5
13 6 Modification to the annexes . 5
14 7 Modification to Bibliography . 6
15 European foreword
16 This document (prEN IEC 60335-2-73:2026/prAA:2026) has been prepared by CLC/TC 61 “Safety of household
17 and similar electrical appliances”.
18 This document is currently submitted to the Enquiry.
19 The following dates are proposed:
• latest date by which the existence of this (doa) dav + 6 months
document has to be announced at national level
• latest d
...