SIST EN IEC 60068-3-1:2023
(Main)Environmental testing - Part 3-1: Supporting documentation and guidance - Cold and dry heat tests (IEC 60068-3-1:2023)
Environmental testing - Part 3-1: Supporting documentation and guidance - Cold and dry heat tests (IEC 60068-3-1:2023)
IEC 60068-3-1:2023 is available as IEC 60068-3-1:2023 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.
IEC 60068-3-1:2023 provides guidance regarding the performance of cold and dry heat tests. This third edition cancels and replaces the second edition published in 2011. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
a) information relating to specimen temperatures has been revised;
b) information relating to tests of multiple specimens has been revised;
c) the effect of air density has been added;
d) a recommendation for corrective actions regarding IR radiation has been added;
e) the requirements for the mounting and supports of the specimen have been revised.
Umgebungseinflüsse - Teil 3-1: Unterstützende Dokumentation und Leitfaden - Prüfverfahren Kälte und Trockene Wärme (IEC 60068-3-1:2023)
Essais d'environnement - Partie 3-1: Documentation d'accompagnement et recommandations - Essais de froid et de chaleur sèche (IEC 60068-3-1:2023)
IEC 60068-3-1:2023 est disponible sous forme de IEC 60068-3-1:2023 RLV qui contient la Norme internationale et sa version Redline, illustrant les modifications du contenu technique depuis l'édition précédente.
L'IEC 60068-3-1:2023 fournit des recommandations concernant l'exécution des essais de froid et de chaleur sèche. Cette troisième édition annule et remplace la deuxième édition parue en 2011. Cette édition constitue une révision technique. Cette édition inclut les modifications techniques majeures suivantes par rapport à l'édition précédente:
a) les informations relatives à la température des spécimens ont été révisées;
b) les informations relatives aux essais sur plusieurs spécimens ont été révisées;
c) l'effet de la masse volumique de l'air a été ajouté;
d) une recommandation concernant les actions correctives relatives aux rayonnements IR a été ajoutée;
e) les exigences relatives au montage et aux supports des spécimens ont été révisées.
Okoljsko preskušanje - 3-1. del: Podporna dokumentacija in navodila - Preskus z mrazom in suho vročino (IEC 60068-3-1:2023)
General Information
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Standards Content (Sample)
SLOVENSKI STANDARD
oSIST prEN IEC 60068-3-1:2022
01-september-2022
Okoljsko preskušanje - 3-1. del: Podporna dokumentacija in navodila - Preskus z
mrazom in suho vročino
Environmental testing - Part 3-1: Supporting documentation and guidance - Cold and dry
heat tests
Essais d'environnement - Partie 3-1: Documentation d'accompagnement et
recommandations - Essais de froid et de chaleur sèche
Ta slovenski standard je istoveten z: prEN IEC 60068-3-1:2022
ICS:
19.040 Preskušanje v zvezi z Environmental testing
okoljem
oSIST prEN IEC 60068-3-1:2022 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
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oSIST prEN IEC 60068-3-1:2022
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oSIST prEN IEC 60068-3-1:2022
104/932/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 60068-3-1 ED3
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2022-06-24 2022-09-16
SUPERSEDES DOCUMENTS:
104/911/CD, 104/924A/CC
IEC TC 104 : ENVIRONMENTAL CONDITIONS, CLASSIFICATION AND METHODS OF TEST
SECRETARIAT: SECRETARY:
Sweden Mr Henrik Lagerström
OF INTEREST TO THE FOLLOWING COMMITTEES: PROPOSED HORIZONTAL STANDARD:
Other TC/SCs are requested to indicate their interest, if
any, in this CDV to the secretary.
FUNCTIONS CONCERNED:
EMC ENVIRONMENT QUALITY ASSURANCE SAFETY
SUBMITTED FOR CENELEC PARALLEL VOTING NOT SUBMITTED FOR CENELEC PARALLEL VOTING
Attention IEC-CENELEC parallel voting
The attention of IEC National Committees, members of
CENELEC, is drawn to the fact that this Committee Draft
for Vote (CDV) is submitted for parallel voting.
The CENELEC members are invited to vote through the
CENELEC online voting system.
This document is still under study and subject to change. It should not be used for reference purposes.
Recipients of this document are invited to submit, with their comments, notification of any relevant patent rights of
which they are aware and to provide supporting documentation.
TITLE:
Environmental testing - Part 3-1: Supporting documentation and guidance - Cold and dry heat
tests
PROPOSED STABILITY DATE: 2027
NOTE FROM TC/SC OFFICERS:
Copyright © 2022 International Electrotechnical Commission, IEC. All rights reserved. It is permitted to
download this electronic file, to make a copy and to print out the content for the sole purpose of preparing National
Committee positions. You may not copy or "mirror" the file or printed version of the document, or any part of it, for
any other purpose without permission in writing from IEC.
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oSIST prEN IEC 60068-3-1:2022
IEC CDV 60068-3-1 © IEC 2022 2 104/932/CDV
1 CONTENTS
2
3 FOREWORD. 3
4 1 Scope . 5
5 2 Normative references . 5
6 3 Terms and definitions . 5
7 4 Selection of test procedures . 6
8 4.1 General background . 6
9 4.1.1 General . 6
10 4.1.2 Ambient temperature . 6
11 4.1.3 Specimen temperatures . 6
12 4.1.4 Specimens without heat dissipation . 6
13 4.1.5 Specimens with heat dissipation . 6
14 4.2 Mechanisms of heat transfer . 7
15 4.2.1 Convection . 7
16 4.2.2 Radiation . 10
17 4.2.3 Thermal conduction . 11
18 4.2.4 Forced air circulation . 11
19 4.3 Test chambers . 11
20 4.3.1 General . 11
21 4.3.
...
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