ISO 19453-6:2020

INTERNATIONAL ISO
STANDARD 19453-6
First edition
2020-07
Road vehicles — Environmental
conditions and testing for electrical
and electronic equipment for
drive system of electric propulsion
vehicles —
Part 6:
Traction battery packs and systems
Véhicules routiers — Spécifications d'environnement et essais
de l'équipement électrique et électronique pour les véhicules à
propulsion électrique —
Partie 6: Packs et systèmes de batterie de traction
Reference number
©
ISO 2020
© ISO 2020
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Published in Switzerland
ii © ISO 2020 – All rights reserved

Contents Page
Foreword .v
Introduction .vi
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 2
4 Symbols and abbreviated terms . 3
4.1 Symbols . 3
4.2 Abbreviated terms . 4
5 Operating modes . 4
5.1 General . 4
5.2 Operating mode 5 . 5
5.3 Operating mode 6 . 5
5.4 Operating mode 7 . 6
6 Functional status classification . 6
7 Functional status checks . 6
7.1 Electrical requirements check . 6
7.1.1 General. 6
7.1.2 Equipotential bonding . 6
7.1.3 Insulation resistance . 7
7.1.4 Withstand voltage test . 7
7.2 Mechanical requirements check . 7
7.2.1 Technical tightness check of battery pack or system enclosure . 7
7.2.2 Leak tightness check of internal temperature control system . 7
8 Tests and requirements . 8
8.1 Mechanical categories of battery packs or systems . 8
8.1.1 Category 1 . 8
8.1.2 Category 2 . 9
8.1.3 Category 3 . 9
8.2 Pre-conditioning . 9
8.2.1 General. 9
8.2.2 Thermo-mechanical pre-conditioning .10
8.3 Thermal cycling tests .10
8.3.1 General.10
8.3.2 Thermal cycling for DUT without internal temperature control system .10
8.3.3 Thermal cycling for DUT with internal temperature control system .12
8.3.4 Thermal cycling with electric operation .14
8.4 Structural durability and strength tests .16
8.4.1 General.16
8.4.2 Fixture .16
8.4.3 Pre-conditioning for mechanical tests .17
8.4.4 Durability test .17
8.4.5 Mechanical shock .24
8.4.6 Requirements .25
8.5 Water protection .25
8.5.1 Test .25
8.5.2 Requirements .25
8.6 Dust protection .26
8.6.1 Test .26
8.6.2 Requirements .26
8.7 Humid heat condensation test .26
8.7.1 Purpose .26
8.7.2 Test .26
8.7.3 Requirements .28
8.8 Damp heat, steady state test.28
8.8.1 Purpose .28
8.8.2 Test .28
8.8.3 Requirement .29
8.9 Corrosion .29
8.9.1 General.29
8.9.2 Mixed gas corrosion .29
8.9.3 Salt-spray test for external mounting location .30
8.9.4 Salt corrosion test for internal mounting location .31
8.10 Chemical resistance .34
Annex A (informative) Example of leak tightness check .35
Annex B (informative) Test concept for additional mechanical loads on a battery pack or
system .36
Annex C (informative) Example of electrical and thermal profile for the mechanical
durability test .39
Annex D (informative) Example of electrical profile for heat dissipation.41
Annex E (informative) Example of acceptance criterion for corrosion infiltration .42
Bibliography .44
iv © ISO 2020 – All rights reserved

Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards
bodies (ISO member bodies). The work of preparing International Standards is normally carried out
through ISO technical committees. Each member body interested in a subject for which a technical
committee has been established has the right t
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