EN IEC 62984-2:2020

High-temperature secondary batteries - Part 2: Safety requirements and tests

IEC 62984-2:2020 specifies safety requirements and test procedures for high-temperature batteries for mobile and/or stationary use and whose rated voltage does not exceed 1 500 V. This document does not cover aircraft batteries, which are covered by IEC 60952 (all parts), and batteries for the propulsion of electric road vehicles, covered by IEC 61982 (all parts).

Hochtemperatur-Sekundärbatterien - Teil 2: Sicherheitsanforderungen und Prüfungen

Batteries d'accumulateurs à haute température - Partie 2: Exigences de sécurité et essais

L'IEC 62984-2:2020 spécifie les exigences de sécurité et procédures d'essai relatives aux batteries d'accumulateurs à haute température pour usage mobile et/ou fixe et dont la tension assignée ne dépasse pas 1 500 V. Le présent document ne couvre pas les batteries d'aéronefs, couvertes par l'IEC 60952 (toutes les parties), et les batteries pour la propulsion des véhicules routiers électriques, couvertes par l'IEC 61982 (toutes les parties).

Visokotemperaturne sekundarne baterije - 2. del: Varnostne zahteve in preskusi

General Information

• Status: Published
• Publication Date: 30-Apr-2020
• ICS: 29.220.20 - Acid secondary cells and batteries
• Technical Committee: CLC/TC 21X - Secondary cells and batteries
• Drafting Committee: IEC/TC 21 - IEC_TC_21
• Current Stage: 6060 - Document made available - Publishing
• Start Date: 01-May-2020
• Completion Date: 01-May-2020
• Ref Project: SIST EN IEC 62984-2:2021 - High Temperature secondary Batteries - Part 2: Safety requirements and tests

Standards Content (Sample)

SLOVENSKI STANDARD
01-februar-2021
Visokotemperaturne sekundarne baterije - 2. del: Varnostne zahteve in preskusi
High Temperature secondary Batteries - Part 2: Safety requirements and tests
Batteries d'accumulateur à haute temperature - Partie 2: Prescriptions de sécurité et
essais
Ta slovenski standard je istoveten z: EN IEC 62984-2:2020
ICS:
29.220.20 Kislinski sekundarni členi in Acid secondary cells and
baterije batteries
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN IEC 62984-2

NORME EUROPÉENNE
EUROPÄISCHE NORM
May 2020
ICS 29.220.20
English Version
High-temperature secondary batteries - Part 2: Safety
requirements and tests
(IEC 62984-2:2020)
Batteries d'accumulateurs à haute température - Partie 2: Hochtemperatur-Sekundärbatterien - Teil 2:
Exigences de sécurité et essais Sicherheitsanforderungen und Prüfungen von Zellen und
(IEC 62984-2:2020) Batterien
(IEC 62984-2:2020)
This European Standard was approved by CENELEC on 2020-04-15. 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
© 2020 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN IEC 62984-2:2020 E

European foreword
The text of document 21/1032/FDIS, future edition 1 of IEC 62984-2, prepared by IEC/TC 21
"Secondary cells and batteries" was submitted to the IEC-CENELEC parallel vote and approved by
CENELEC as EN IEC 62984-2:2020.
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2021-01-15
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2023-04-15
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.

Endorsement notice
The text of the International Standard IEC 62984-2:2020 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
indicated:
IEC 60068-2-64 NOTE Harmonized as EN 60068-2-64
IEC 60068-2-75 NOTE Harmonized as EN 60068-2-75
IEC 60721-3-2 NOTE Harmonized as EN IEC 60721-3-2
IEC 60952 (series) NOTE Harmonized as EN 60952 (series)
IEC 61982 (series) NOTE Harmonized as EN 61982 (series)
IEC 62262 NOTE Harmonized as EN 62262
IEC 61373 NOTE Harmonized as EN 61373

Annex ZA
(normative)
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)
applies.
NOTE 1  Where an International Publication has been modified by common modifications, indicated by (mod), the relevant
EN/HD applies.
NOTE 2  Up-to-date information on the latest versions of the European Standards listed in this annex is available here:
www.cenelec.eu.
Publication Year Title EN/HD Year
IEC 60068-2-18 2017 Environmental testing - Part 2-18: Tests - EN 60068-2-18 2017
Test R and guidance: Water
IEC 60112 - Method for the determination of the proof and EN 60112 -
the comparative tracking indices of solid
insulating materials
IEC 60204-1 - Safety of machinery - Electrical equipment of EN 60204-1 -
machines - Part 1: General requirements
IEC 60529 - Degrees of protection provided by enclosures - -
(IP Code)
IEC 60664-1 2007 Insulation coordination for equipment within EN 60664-1 2007
low-voltage systems - Part 1: Principles,
requirements and tests
IEC 61140 2016 Protection against electric shock - Common EN 61140 2016
aspects for installation and equipment
IEC 61508 series Functional safety of EN 61508 series
electrical/electronic/programmable electronic
safety-related systems
IEC 62984-1 2020 High-temperature secondary batteries - Part - -
1: General requirements
IEC 62984-2 ®
Edition 1.0 2020-03
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
colour
inside
High-temperature secondary batteries –

Part 2: Safety requirements and tests

Batteries d'accumulateurs à haute température –

Partie 2: Exigences de sécurité et essais

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 29.220.20 ISBN 978-2-8322-7923-6

– 2 – IEC 62984-2:2020 © IEC 2020
CONTENTS
FOREWORD . 4
1 Scope . 6
2 Normative references . 6
3 Terms, definitions, symbols and abbreviated terms . 6
3.1 Battery safety. 7
3.2 Symbols and abbreviated terms . 9
4 Environmental (service) conditions . 9
4.1 General . 9
4.2 Normal service conditions for stationary installations . 9
4.3 Special service conditions for stationary installations . 9
4.4 Normal service conditions for mobile installations (except propulsion). 9
4.5 Special service conditions for mobile installations (except propulsion) . 9
5 Safety requirements . 10
5.1 Functional safety requirements . 10
5.1.1 Safety of battery management system . 10
5.1.2 Battery protective management . 10
5.1.3 Thermal management . 10
5.2 Mechanical requirements . 10
5.2.1 General . 10
5.2.2 Battery enclosure. 10
5.3 Protection against electrical shock . 10
5.3.1 General . 10
5.3.2 Normal conditions . 11
5.3.3 Single-fault conditions . 11
5.3.4 Insulation voltage . 12
5.3.5 Separation . 15
5.3.6 Spacing . 15
5.3.7 Earthing . 16
5.4 Resistance to abnormal conditions . 18
5.4.1 Resistance to overcharge . 18
5.4.2 Resistance to short circuit . 18
5.4.3 Resistance to external fire . 19
5.4.4 Resistance to internal overheating . 19
5.4.5 Flooding . 19
5.4.6 Drop . 19
6 Safety tests . 20
6.1 General . 20
6.1.1 Classification of tests . 20
6.1.2 Test object selection . 20
6.1.3 DUT initial conditions before tests . 20
6.1.4 Measuring equipment . 20
6.2 List of tests . 21
6.3 Type tests . 21
6.3.1 Overcharge test . 21
6.3.2 Short circuit test . 22
6.3.3 External fire exposure test . 22

IEC 62984-2:2020 © IEC 2020 – 3 –
6.3.4 Cell failure propagation test . 24
6.3.5 Overheating test . 25
6.3.6 Drop test . 27
6.4 Routine tests. 28
6.4.1 Withstand voltage test . 28
6.4.2 Insulation resistance measurement . 29
6.5 Special tests . 30
6.5.1 Immersion test . 30
7 Markings. 30
7.1 General . 30
7.2 Data plate marking . 32
8 Rules for transportation, installation and maintenance . 32
8.1 Transportation . 32
8.2 Installation . 32
8.3 Maintenance . 32
9 Documentation . 32
9.1 Instruction manual . 32
9.2 Test report .
...