prEN IEC 60086-1:2025

Primary batteries - Part 1: General

Primärbatterien - Teil 1: Allgemeines

Piles électriques - Partie 1: Généralités

Primarne baterije - 1. del: Splošno

General Information

• Status: Not Published
• Publication Date: 28-Sep-2026
• ICS: 29.220.10 - Primary cells and batteries
• Technical Committee: CLC/SR 35 - Primary batteries
• Drafting Committee: IEC/TC 35 - IEC_TC_35
• Current Stage: 4020 - Enquiry circulated - Enquiry
• Start Date: 07-Mar-2025
• Due Date: 07-Mar-2025
• Completion Date: 07-Mar-2025
• Directive: 2023/1542 - Regulation (EU) 2023/1542 of the European Parliament and of the Council of 12 July 2023 concerning batteries and waste batteries, amending Directive 2008/98/EC and Regulation (EU) 2019/1020 and repealing Directive 2006/66/EC (Text with EEA relevance)
• Mandate: M/579 - COMMISSION IMPLEMENTING DECISION of 7.12.2021 on a standardisation request to the European standardisation organisations as regards performance, safety and sustainability requirements for batteries
• Ref Project: oSIST prEN IEC 60086-1:2025 - Primary batteries - Part 1: General

Relations

• Revises: EN IEC 60086-1:2021/AC:2022-07 - Primary batteries - Part 1: General
• Effective Date: 27-Sep-2022
• Revises: EN IEC 60086-1:2021 - Primary batteries - Part 1: General
• Effective Date: 12-Apr-2022

Standards Content (Sample)

SLOVENSKI STANDARD
01-maj-2025
Primarne baterije - 1. del: Splošno
Primary batteries - Part 1: General
Primärbatterien - Teil 1: Allgemeines
Piles électriques - Partie 1: Généralités
Ta slovenski standard je istoveten z: prEN IEC 60086-1:2025
ICS:
29.220.10 Primarni členi in baterije Primary cells and batteries
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

35/1582/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 60086-1 ED14
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2025-03-07 2025-05-30
SUPERSEDES DOCUMENTS:
35/1572/CD, 35/1581/CC
IEC TC 35 : PRIMARY CELLS AND BATTERIES
SECRETARIAT: SECRETARY:
Japan Mr Takao Uyama
OF INTEREST TO THE FOLLOWING COMMITTEES: HORIZONTAL FUNCTION(S):
SC 3C,TC 21,SC 21A,TC 61,TC 108
ASPECTS CONCERNED:
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:
Primary batteries - Part 1: General

PROPOSED STABILITY DATE: 2029
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.

35/1582/CDV 2 IEC CDV 60086-1 © IEC 2025
1 CONTENTS
2 CONTENTS . 2
3 FOREWORD . 6
4 INTRODUCTION . 8
5 1 Scope . 9
6 2 Normative references . 9
7 3 Terms and definitions . 9
8 4 Requirements . 12
9 4.1 General . 12
10 4.1.1 Design . 12
11 4.1.2 Battery dimensions . 12
12 4.1.3 Terminals . 12
13 4.1.4 Classification (electrochemical system) . 14
14 4.1.5 Designation . 15
15 4.1.6 Marking . 15
16 4.1.7 Interchangeability: battery voltage . 16
17 4.1.8 Other requirements, conformity checklist . 17
18 4.2 Performance . 17
19 4.2.1 Discharge performance . 17
20 4.2.2 Dimensional stability . 17
21 4.2.3 Leakage . 17
22 4.2.4 Open-circuit voltage limits . 17
23 4.2.5 Service output . 17
24 4.2.6 Safety . 18
25 4.2.7 Validity of testing . 18
26 5 Performance – Testing . 18
27 5.1 Capacity testing versus application and service output testing . 18
28 5.2 Discharge testing . 18
29 5.2.1 General . 18
30 5.2.2 Application tests . 19
31 5.2.3 Service output tests . 20
32 5.3 Conformance check to a specified minimum average duration . 20
33 5.4 Guidance for considering proposed value of minimum average duration . 20
34 5.5 OCV testing . 20
35 5.6 Insulation resistance . 21
36 5.7 Battery dimensions . 21
37 5.8 Leakage and deformation . 21
38 6 Performance – Test conditions . 21
39 6.1 Storage and discharge conditions . 21
40 6.2 Commencement of discharge tests after storage . 21
41 6.3 Discharge test conditions . 22
42 6.3.1 General . 22
43 6.3.2 Compliance . 22
44 6.4 Load resistance . 22
45 6.5 Time periods . 22
46 6.6 Test condition tolerances . 23

IEC CDV 60086-1 © IEC 2025 3 35/1582/CDV

47 6.7 Activation of ‘P’-system batteries . 23
48 6.8 Measuring equipment . 23
49 6.8.1 Voltage measurement . 23
50 6.8.2 Mechanical measurement . 23
51 7 Sampling and quality assurance . 23
52 8 Battery packaging . 23
53 Annex A (normative) Criteria for the standardization of batteries . 24
54 Annex B (informative) Recommendations for equipment design . 25
55 B.1 Technical liaison . 25
56 B.2 Battery compartment . 25
57 B.2.1 General . 25
58 B.2.2 Limiting access by children . 26
59 B.3 Equipment voltage cut-off . 26
60 Annex C (normative) Designation system (nomenclature) . 27
61 C.1 General . 27
62 C.2 Designation system in use up to October 1990. 27
63 C.2.1 General . 27
64 C.2.2 Cells . 27
65 C.2.3 Electrochemical system . 29
66 C.2.4 Batteries . 29
67 C.2.5 Modifiers . 30
68 C.2.6 Examples. 30
69 C.3 Designation system in use since October 1990 . 30
70 C.3.1 General . 30
71 C.3.2 Round batteries . 30
72 C.3.3 Non-round batteries . 34
73 C.3.4 Ambiguity . 37
74 Annex D (informative) Standard discharge voltage U – Definition and method of
s
75 determination . 39
76 D.1 Definition . 39
77 D.2 Determination . 39
78 D.2.1 General considerations: the C/R-plot . 39
79 D.2.2 Determination of the standard discharge resistor R . 40
s
80 D.2.3 Determination of the standard discharge capacity C and standard
s
81 discharge time t . 41
s
82 D.3 Experimental conditions to be observed and test results . 42
83 Annex E (informative) Preparation of standard methods of measuring performance
84 (SMMP) of consumer goods . 43
85 E.1 General . 43
86 E.2 Performance characteristics . 43
87 E.3 Criteria for the development of test methods . 43
88 Annex F (informative) Guidance for proposing value of minimum average duration . 44
89 F.1 General . 44
90 F.2 Sampling. 44
91 F.3 Calculation method . 44
92 Annex G (normative) Code of practice for packaging, shipment, storage, use and
93 disposal of primary batteries . 45
94 G.1 General . 45

35/1582/CDV 4 IEC CDV 60086-1 © IEC 2025
95 G.2 Packaging . 45
96 G.3 Transport and handling . 45
97 G.4 Storage and stock rotation . 45
98 G.5 Displays at sales points . 46
99 G.6 Selection, use and disposal . 46
100 G.6.1 Purchase . 46
...