prEN IEC 62840-2:2024

Electric vehicle battery swap system - Part 2: Safety requirements

Batteriewechselsysteme für Elektrofahrzeuge - Teil 2: Sicherheitsanforderungen

Système d'échange de batterie pour véhicule électrique - Partie 2: Exigences de sécurité

Sistem menjave baterij v električnih vozilih - 2. del: Varnostne zahteve

General Information

• Status: Not Published
• Publication Date: 07-Dec-2025
• ICS: 43.120 - Electric road vehicles
• Technical Committee: CLC/TC 69X - Electrical systems for electric road vehicles
• Drafting Committee: IEC/TC 69 - IEC_TC_69
• Current Stage: 4060 - Enquiry results established and sent to TC, SR, BTTF - Enquiry
• Start Date: 09-Aug-2024
• Completion Date: 09-Aug-2024
• Directive: 2014/35/EU - Directive 2014/35/EU of the European Parliament and of the Council of 26 February 2014 on the harmonisation of the laws of the Member States relating to the making available on the market of electrical equipment designed for use within certain voltage limits
• Directive: 2014/94/EU - Directive 2014/94/EU of The European Parliament and of The Council of 22 October 2014 on the deployment of alternative fuels infrastructure
• Directive: 2023/1804 - Regulation (EU) 2023/1804 of the European Parliament and of the Council of 13 September 2023 on the deployment of alternative fuels infrastructure, and repealing Directive 2014/94/EU
• Mandate: M/511 - Mandate to CEN, CENELEC and ETSI relating to harmonised standards in the field of the Low Voltage Directive
• Mandate: M/533 - [C(2015)1330] Standardisation request addressed to CEN, CENELEC and ETSI in support of the implementation of the Directive 2014/94/EU on the deployment of alternative fuels infrastructure
• Mandate: M/581 - Standardisation Request as regards communication exchange, electricity, and hydrogen supply for road, maritime transport and inland navigation in support of Directive 2014/94/EU and its planned revision under the ‘Fit for 55’package
• Mandate: M/591 - Standardisation request to the European Committee for Standardisation and the European Committee for Electrotechnical Standardisation as regards railway products in support of Directive (EU) 2016/797
• Ref Project: oSIST prEN IEC 62840-2:2024 - Electric vehicle battery swap system - Part 2: Safety requirements

Relations

• Revises: EN IEC 62840-2:2019 - Electric vehicle battery swap system - Part 2: Safety requirements
• Effective Date: 31-Aug-2021

Standards Content (Sample)

SLOVENSKI STANDARD
01-julij-2024
Sistem menjave baterij v električnih vozilih - 2. del: Varnostne zahteve
Electric vehicle battery swap system - Part 2: Safety requirements
Batteriewechselsysteme für Elektrofahrzeuge - Teil 2: Sicherheitsanforderungen
Système d'échange de batterie pour véhicule électrique - Partie 2: Exigences de sécurité
Ta slovenski standard je istoveten z: prEN IEC 62840-2:2024
ICS:
43.120 Električna cestna vozila Electric road vehicles
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

69/955/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 62840-2 ED2
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2024-05-17 2024-08-09
SUPERSEDES DOCUMENTS:
69/910/CD, 69/954/CC
IEC TC 69 : ELECTRICAL POWER/ENERGY TRANSFER SYSTEMS FOR ELECTRICALLY PROPELLED ROAD VEHICLES AND INDUSTRIAL
TRUCKS
SECRETARIAT: SECRETARY:
Belgium Mr Peter Van den Bossche
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.
Recipients of this document are invited to submit, with their comments, notification of any relevant “In Some Countries”
clauses to be included should this proposal proceed. Recipients are reminded that the CDV stage is the final stage for
submitting ISC clauses. (SEE AC/22/2007 OR NEW GUIDANCE DOC).

TITLE:
Electric vehicle battery swap system - Part 2: Safety requirements

PROPOSED STABILITY DATE: 2026
NOTE FROM TC/SC OFFICERS:
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.

– 2 – IEC CDV 62840-2:202X © IEC 202X
1 CONTENTS
2 FOREWORD . 5
3 INTRODUCTION . 7
4 1 Scope . 8
5 2 Normative references . 8
6 3 Terms and definitions . 10
7 4 Abbreviations . 11
8 5 General requirements . 11
9 6 Classification . 12
10 7 Safety requirements of systems . 12
11 7.1 General . 12
12 7.2 Lane system . 12
13 7.2.1 Vehicle lane . 12
14 7.2.2 Measures in case of emergency . 12
15 7.3 Battery handling system . 12
16 7.3.1 Interlock protection guarding . 12
17 7.3.2 Interlock with the lane . 13
18 7.3.3 Battery handling process . 13
19 7.3.4 Measures in case of emergency . 14
20 7.4 Storage system . 14
21 7.4.1 Battery storage . 14
22 7.4.2 Measures in case of emergency . 14
23 7.5 Charging system . 15
24 7.5.1 SBS/RBS charger . 15
25 7.5.2 Charger connection . 15
26 7.5.3 Charging rack . 15
27 7.5.4 Communication and monitoring . 15
28 7.6 Swappable battery system/Removable battery system . 16
29 7.7 Supervisory and control system . 17
30 7.8 Supporting systems . 17
31 7.8.1 Battery maintenance system . 17
32 7.8.2 SBS/RBS logistic system . 18
33 7.9 Power supply system . 18
34 7.10 Interfaces . 18
35 8 Communications . 18
36 8.1 Data security. 18
37 8.2 Transmission of safety related messages . 18
38 8.3 Telecommunication network . 18
39 9 Protection against electric shock . 18
40 9.1 General requirements . 18
41 9.2 Protection against direct contact . 19
42 9.2.1 IP degrees for the shock prevention. 19
43 9.2.2 IP degrees for coupler . 19
44 9.2.3 Bidirectional energy transfer . 19
45 9.3 Stored energy – discharge of capacitors . 19
46 9.4 Fault protection . 20

IEC CDV 62840-2:202X © IEC 202X – 3 –
47 9.5 Protective conductor . 20
48 9.6 Supplementary measures . 20
49 9.6.1 Additional protection . 20
50 9.6.2 Manual/automatic reset . 20
51 9.6.3 Protection of persons against electric shock . 21
52 10 Specific requirements for accessories . 21
53 11 Cable assembly requirements . 21
54 12 BSS constructional requirements and tests . 21
55 12.1 General . 21
56 12.2 Characteristics of mechanical switching devices . 21
57 12.2.1 Switch and switch-disconnector . 21
58 12.2.2 Contactor . 21
59 12.2.3 Circuit-breaker . 22
60 12.2.4 Relays . 22
61 12.2.5 Metering . 22
62 12.2.6 Switch-on peak current/Inrush current . 22
63 12.3 Clearances and creepage distances . 22
64 12.4 IP degrees for the penetration . 22
65 12.5 Insulation resistance . 23
66 12.6 Touch current . 23
67 12.7 Dielectric withstand voltage . 23
68 12.8 Temperature rise . 24
69 12.9 Damp heat functional test . 24
70 12.10 Minimum temperature functional test . 24
71 12.11 Strength of materials and parts . 25
72 12.11.1 General . 25
73 12.11.2 Mechanical impact . 25
74 12.11.3 Environmental conditions . 25
75 12.11.4 Properties of insulating materials . 25
76 13 Overload and short circuit protection . 26
77 14 EMC . 26
78 14.1 General . 26
79 14.2 EMC of the BSS . 27
80 14.3 Functional safety related to EMC . 27
81 15 Emergency switching or disconnect(optional) . 27
82 16 Marking and instructions . 27
83 16.1 Installation manual of battery swap station . 27
84 16.2 User manual for battery swap station . 27
85 16.3 Marking of battery swap station . 28
86 16.3.1 General . 28
87 16.3.2 Marking of equipment. 28
88 16.4 Legibility . 28
89 16.5 Signals and warning devices . 28
90 Annex A (informative) Interface of system A for battery swap station type B . 30
91 A.1 General . 30
92 A.2 Interface circuit . 30
93 A.2.1 Interface circuit diagram . 30
94 A.2.2 Control pilot circuit . 31

– 4 – IEC CDV 62840-2:202X © IEC 202X
95 A.3 State transition of charging control process. 32
96 Annex B (informative) Type B BSS - System B .
...