IEC 60086-5:2021
(Main)Primary batteries - Part 5: Safety of batteries with aqueous electrolyte
Primary batteries - Part 5: Safety of batteries with aqueous electrolyte
IEC 60086-5:2021 specifies tests and requirements for primary batteries with aqueous electrolyte to ensure their safe operation under intended use and reasonably foreseeable misuse.
The contents of the corrigendum of June 2022 have been included in this copy.
Piles électriques - Partie 5: Sécurité des piles à électrolyte aqueux
L'IEC 60086-5:2021 spécifie les essais et exigences pour les piles à électrolyte aqueux afin d'assurer leur fonctionnement sûr dans les conditions d'utilisation prévue et en cas de mauvais usage raisonnablement prévisible.
Le contenu du corrigendum de juin 2022 a été pris en considération dans cet exemplaire.
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IEC 60086-5 ®
Edition 5.0 2021-09
REDLINE VERSION
INTERNATIONAL
STANDARD
colour
inside
Primary batteries –
Part 5: Safety of batteries with aqueous electrolyte
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form
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International Standards for all electrical, electronic and related technologies.
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IEC 60086-5 ®
Edition 5.0 2021-09
REDLINE VERSION
INTERNATIONAL
STANDARD
colour
inside
Primary batteries –
Part 5: Safety of batteries with aqueous electrolyte
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 29.220.10 ISBN 978-2-8322-1035-1
– 2 – IEC 60086-5:2021 RLV © IEC 2021
CONTENTS
FOREWORD . 5
INTRODUCTION . 2
1 Scope . 8
2 Normative references . 8
3 Terms and definitions . 8
4 Requirements for safety . 10
4.1 Design . 10
4.1.1 General . 10
4.1.2 Venting . 11
4.1.3 Insulation resistance .
4.2 Quality plan . 11
5 Sampling . 11
5.1 General . 11
5.2 Sampling for type type approval testing . 11
5.3 Validity of testing . 12
6 Testing and requirements . 12
6.1 General . 12
6.1.1 Applicable safety tests . 12
6.1.2 Cautionary notice. 13
6.1.3 Ambient temperature . 14
6.2 Evaluation of test criteria . 14
6.2.1 Explosion . 14
6.2.2 Fire . 14
6.2.3 Leakage . 14
6.2.4 Venting . 14
6.3 Intended use . 14
6.3.1 Intended use tests and requirements . 14
6.3.2 Intended use test procedures . 14
6.4 Reasonably foreseeable misuse . 17
6.4.1 Reasonably foreseeable misuse tests and requirements . 17
6.4.2 Reasonably foreseeable misuse test procedures . 17
7 Information for safety . 19
7.1 Precautions during handling of batteries . 19
7.2 Packaging . 21
7.3 Handling of battery cartons . 21
7.4 Display and storage . 21
7.5 Transportation . 22
7.6 Disposal . 22
8 Instructions for use . 22
9 Marking and packaging . 23
9.1 General batteries (see Table 7) . 23
9.2 Marking of small batteries (see Table 7) Swallowable button cells . 23
9.3 Safety pictograms . 23
Annex A (informative) Additional information on display and storage . 25
Annex B (informative) Battery compartment design guidelines . 26
B.1 Background. 26
B.1.1 General . 26
B.1.2 Battery failures resulting from poor battery compartment design . 26
B.1.3 Potential hazards resulting from battery reversal . 26
B.1.4 Potential hazards resulting from a short circuit . 26
B.2 General guidance for appliance design . 27
B.2.1 Key battery factors to be first considered . 27
B.2.2 Other important factors to consider . 27
B.3 Specific measures against reversed installation . 28
B.3.1 General . 28
B.3.2 Design of the positive contact . 28
B.3.3 Design of the negative contact . 28
B.3.4 Design with respect to battery orientation . 29
B.3.5 Dimensional considerations . 29
B.4 Specific measures to prevent short-circuiting of batteries . 31
B.4.1 Measures to prevent short-circuiting due to battery jacket damage . 31
B.4.2 Measures to prevent external short circuit of a battery caused when
coiled spring contacts are employed for battery connection . 32
B.5 Special considerations regarding recessed negative contacts . 34
B.6 Waterproof and non-vented devices . 35
B.7 Other design considerations . 35
Annex C (informative) Safety pictograms . 37
C.1 General . 37
C.2 Pictograms . 37
C.3 Recommendations for use. 39
Annex D (informative) Use of the KEEP OUT OF REACH OF CHILDREN safety sign . 40
D.1 General . 40
D.2 Safety sign . 40
D.3 Best practices for marking the packaging . 40
Annex E (informative) Child resistant packaging . 41
E.1 General . 41
E.1.1 General . 41
E.1.2 Applicability . 41
E.1.3 Packaging design . 41
E.2 Packaging tests . 41
E.2.1 General . 41
E.2.2 Test items . 41
E.2.3 Test procedure . 43
E.2.4 Criteria . 43
Bibliography . 45
Figure 1 – Sampling for type approval tests and number of batteries required . 12
Figure 2 – Temperature cycling procedure . 17
Figure 3 – Circuit diagram for incorrect installation (four batteries in series) . 18
Figure 4 – Circuit diagram for external short circuit . 18
Figure 5 – Circuit diagram for overdischarge . 19
Figure 6 – XYZ axes for free fall . 19
Figure 7 – Ingestion gauge . 20
– 4 – IEC 60086-5:2021 RLV © IEC 2021
Figure B.1 – Example of series connection with one battery reversed . 26
Figure B.2 – Positive contact recessed between ribs. 28
Figure B.3 – Positive contact recessed within surrounding insulation . 28
Figure B.4 – Negative contact U-shaped to ensure no positive (+) battery contact . 28
Figure B.5 – Design with respect to battery orientation
...
IEC 60086-5 ®
Edition 5.0 2021-09
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
colour
inside
Primary batteries –
Part 5: Safety of batteries with aqueous electrolyte
Piles électriques –
Partie 5: Sécurité des piles à électrolyte aqueux
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form
or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from
either IEC or IEC's member National Committee in the country of the requester. If you have any questions about IEC
copyright or have an enquiry about obtaining additional rights to this publication, please contact the address below or
your local IEC member National Committee for further information.
Droits de reproduction réservés. Sauf indication contraire, aucune partie de cette publication ne peut être reproduite
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3, rue de Varembé info@iec.ch
CH-1211 Geneva 20 www.iec.ch
Switzerland
About the IEC
The International Electrotechnical Commission (IEC) is the leading global organization that prepares and publishes
International Standards for all electrical, electronic and related technologies.
About IEC publications
The technical content of IEC publications is kept under constant review by the IEC. Please make sure that you have the
latest edition, a corrigendum or an amendment might have been published.
IEC publications search - webstore.iec.ch/advsearchform IEC online collection - oc.iec.ch
The advanced search enables to find IEC publications by a Discover our powerful search engine and read freely all the
variety of criteria (reference number, text, technical publications previews. With a subscription you will always
committee, …). It also gives information on projects, replaced have access to up to date content tailored to your needs.
and withdrawn publications.
Electropedia - www.electropedia.org
IEC Just Published - webstore.iec.ch/justpublished
The world's leading online dictionary on electrotechnology,
Stay up to date on all new IEC publications. Just Published
containing more than 22 000 terminological entries in English
details all new publications released. Available online and
and French, with equivalent terms in 18 additional languages.
once a month by email.
Also known as the International Electrotechnical Vocabulary
(IEV) online.
IEC Customer Service Centre - webstore.iec.ch/csc
If you wish to give us your feedback on this publication or
need further assistance, please contact the Customer Service
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IEC 60086-5 ®
Edition 5.0 2021-09
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
colour
inside
Primary batteries –
Part 5: Safety of batteries with aqueous electrolyte
Piles électriques –
Partie 5: Sécurité des piles à électrolyte aqueux
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 29.220.10 ISBN 978-2-8322-1007-4
– 2 – IEC 60086-5:2021 © IEC 2021
CONTENTS
FOREWORD . 5
INTRODUCTION . 7
1 Scope . 8
2 Normative references . 8
3 Terms and definitions . 8
4 Requirements for safety . 10
4.1 Design . 10
4.1.1 General . 10
4.1.2 Venting . 10
4.2 Quality plan . 10
5 Sampling . 10
5.1 General . 10
5.2 Sampling for type testing . 11
5.3 Validity of testing . 11
6 Testing and requirements . 11
6.1 General . 11
6.1.1 Applicable safety tests . 11
6.1.2 Cautionary notice. 12
6.1.3 Ambient temperature . 12
6.2 Evaluation of test criteria . 13
6.2.1 Explosion . 13
6.2.2 Fire . 13
6.2.3 Leakage . 13
6.2.4 Venting . 13
6.3 Intended use . 13
6.3.1 Intended use tests and requirements . 13
6.3.2 Intended use test procedures . 13
6.4 Reasonably foreseeable misuse . 16
6.4.1 Reasonably foreseeable misuse tests and requirements . 16
6.4.2 Reasonably foreseeable misuse test procedures . 16
7 Information for safety . 18
7.1 Precautions during handling of batteries . 18
7.2 Packaging . 20
7.3 Handling of battery cartons . 20
7.4 Display and storage . 20
7.5 Transportation . 21
7.6 Disposal . 21
8 Instructions for use . 21
9 Marking and packaging . 22
9.1 General batteries . 22
9.2 Swallowable button cells . 22
9.3 Safety pictograms . 22
Annex A (informative) Additional information on display and storage . 24
Annex B (informative) Battery compartment design guidelines . 25
B.1 Background. 25
B.1.1 General . 25
B.1.2 Battery failures resulting from poor battery compartment design . 25
B.1.3 Potential hazards resulting from battery reversal . 25
B.1.4 Potential hazards resulting from a short circuit . 25
B.2 General guidance for appliance design . 26
B.2.1 Key battery factors to be first considered . 26
B.2.2 Other important factors to consider . 26
B.3 Specific measures against reversed installation . 27
B.3.1 General . 27
B.3.2 Design of the positive contact . 27
B.3.3 Design of the negative contact . 27
B.3.4 Design with respect to battery orientation . 28
B.3.5 Dimensional considerations . 28
B.4 Specific measures to prevent short-circuiting of batteries . 31
B.4.1 Measures to prevent short-circuiting due to battery jacket damage . 31
B.4.2 Measures to prevent external short circuit of a battery caused when
coiled spring contacts are employed for battery connection . 31
B.5 Special considerations regarding recessed negative contacts . 33
B.6 Waterproof and non-vented devices . 34
B.7 Other design considerations . 34
Annex C (informative) Safety pictograms . 36
C.1 General . 36
C.2 Pictograms . 36
C.3 Recommendations for use. 38
Annex D (informative) Use of the KEEP OUT OF REACH OF CHILDREN safety sign . 39
D.1 General . 39
D.2 Safety sign . 39
D.3 Best practices for marking the packaging . 39
Annex E (informative) Child resistant packaging . 40
E.1 General .
...
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