UL 2271-2018 UL Standard for Safety Batteries for Use In Light Electric Vehicle (LEV) Applications (Second Edition).pdf

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1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL ANSI/CAN/UL/ULC 2271, Batteries for Use In Light Electric Vehicle (LEV) Applications STANDARD FOR SAFETY JOINT CANADA-UNITED STATES NATIONAL STANDARD ANSI/UL 2271-2018UL COPYRIGHTED MATERIAL NO

2、T AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL SCC FOREWORD National Standard of Canada A National Standard of Canada is a standard developed by a Standards Council of Canada (SCC) accredited Standards Development Organization, in compliance with requirements and gu

3、idance set out by SCC. More information on National Standards of Canada can be found at www.scc.ca. SCC is a Crown corporation within the portfolio of Innovation, Science and Economic Development (ISED) Canada. With the goal of enhancing Canadas economic competitiveness and social well-being, SCC le

4、ads and facilitates the development and use of national and international standards. SCC also coordinates Canadian participation in standards development, and identies strategies to advance Canadian standardization efforts. Accreditation services are provided by SCC to various customers, including p

5、roduct certiers, testing laboratories, and standards development organizations. A list of SCC programs and accredited bodies is publicly available at www.scc.ca.UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL Standard for Safety for Batte

6、ries for Use In Light Electric Vehicle (LEV) Applications, UL/ULC 2271 Second Edition, Dated September 7, 2018 Summary of Topics The Second Edition of UL/ULC 2271 has been issued to reect the latest ANSI and SCC approval dates, and to incorporate the the following changes in requirements: Correction

7、 of Cell Criteria and Tolerance Information. Vibration Endurance Test Revisions. Revision of marking and instruction requirements for EESAs that are not removed when charging. Addition of Production Quality Control Criteria in 17.4. Clarications to the functional safety criteria. Clarication of conn

8、ections to battery cells. The new and revised requirements are substantially in accordance with Proposal(s) on this subject dated December 22, 2017 and May 25, 2018. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form by any me

9、ans, electronic, mechanical photocopying, recording, or otherwise without prior permission of UL. UL provides this Standard as is without warranty of any kind, either expressed or implied, including but not limited to, the implied warranties of merchantability or tness for any purpose. In no event w

10、ill UL be liable for any special, incidental, consequential, indirect or similar damages, including loss of prots, lost savings, loss of data, or any other damages arising out of the use of or the inability to use this Standard, even if UL or an authorized UL representative has been advised of the p

11、ossibility of such damage. In no event shall ULs liability for any damage ever exceed the price paid for this Standard, regardless of the form of the claim. Users of the electronic versions of ULs Standards for Safety agree to defend, indemnify, and hold UL harmless from and against any loss, expens

12、e, liability, damage, claim, or judgment (including reasonable attorneys fees) resulting from any error or deviation introduced while purchaser is storing an electronic Standard on the purchasers computer system. SEPTEMBER 7, 2018 UL/ULC 2271 tr1UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REP

13、RODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL SEPTEMBER 7, 2018 UL/ULC 2271 tr2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL SEPTEMBER 7, 2018 1 UL/ULC 2271 Standard for Batteries for Use In Light Electric Vehic

14、le (LEV) Applications First Edition May, 2018 Second Edition September 7, 2018 This ANSI/CAN/UL/ULC Safety Standard consists of the Second Edition. The most recent designation of ANSI/UL 2271 as an American National Standard (ANSI) occurred on September 7, 2018. ANSI approval for a standard does not

15、 include the Cover Page, Transmittal Pages, Title Page, Preface or SCC Foreword. This standard has been approved as a National Standard of Canada (NSC) by the Standards Council of Canada (SCC). COPYRIGHT 2018 UNDERWRITERS LABORATORIES INC. ANSI/UL 2271-2018UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR

16、FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL SEPTEMBER 7, 2018 UL/ULC 2271 2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL CONTENTS Preface . 5 INTRODUCTION 1 Scope .8 2 Components 8 3 Units of Measur

17、ement .8 4 Undated References 9 5 Reference Publications 9 6 Glossary 12 CONSTRUCTION 7 Non-Metallic Materials 15 8 Metallic Parts Resistance to Corrosion .16 9 Enclosures 17 10 Wiring and Terminals 18 11 Fuses .20 12 Handles .20 13 Electrical Spacings and Separation of Circuits 20 14 Insulation Lev

18、els and Protective Grounding 21 15 Protective Circuit and Safety Analysis .22 16 Cells and Electrochemical Capacitors .24 17 Manufacturing and Production Line Testing 25 PERFORMANCE 18 General 26 19 Combustible Concentrations .27 20 Measurement Equipment Accuracy .28 21 Post Test Cycle 28 22 Results

19、 Criteria .29 ELECTRICAL TESTS 23 Overcharge Test 29 24 Short Circuit Test .30 25 Overdischarge Test .31 26 Temperature Test .32 27 Imbalanced Charging Test .34 28 Dielectric Voltage Withstand Test .35 29 Isolation Resistance Test 37 29.1 Isolation resistance method for systems rated 120 V and above

20、 .37 29.2 Isolation resistance method for systems rated below 120 V (insulation resistance method) .38 SEPTEMBER 7, 2018 UL/ULC 2271 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL MECHANICAL TESTS 30 Vibration Endurance Test 38 31 Shock Te

21、st .40 32 Crush Test .41 33 Drop Test .42 33.1 Drop test for EESAs intended to be removable by the user 42 33.2 Drop test for EESAs intended for service handling only .43 34 Mold Stress Relief Test 44 35 Handle Loading Test 45 36 Roll Over Test 45 37 Strain Relief Tests (Cord Anchorages) 46 37.1 Gen

22、eral 46 37.2 Strain relief pull test 46 37.3 Push-back test .46 ENVIRONMENTAL TESTS 38 Immersion Test .47 39 Water Exposure Test (IP Code Rating) 48 40 Thermal Cycling Test 49 41 Label Permanence Test .50 MARKINGS 42 General 50 INSTRUCTIONS 43 General 52 ANNEX A (NORMATIVE) A1 Component Standards A1

23、 ANNEX B (NORMATIVE) Corrosion Chart SEPTEMBER 7, 2018 UL/ULC 2271 4UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL Preface This is the Second Edition of the ANSI/CAN/UL/ULC 2271, Standard for Safety for Batteries for Use In Light Electric V

24、ehicle (LEV) Applications. This joint American National Standard and National Standard of Canada is based on, and now supersedes, the First Edition of UL 2271 and the First Edition of CAN/ULC-S2271-13. UL is accredited by the American National Standards Institute (ANSI) and the Standards Council of

25、Canada (SCC) as a Standards Development Organization (SDO). ULC Standards is accredited by the Standards Council of Canada (SCC) as a Standards Development Organization (SDO). This Standard has been developed in compliance with the requirements of ANSI and SCC for accreditation of a Standards Develo

26、pment Organization. This ANSI/CAN/UL/ULC 2271 Standard is under continuous maintenance, whereby each revision is approved in compliance with the requirements of ANSI and SCC for accreditation of a Standards Development Organization. In the event that no revisions are issued for a period of four year

27、s from the date of publication, action to revise, reaffirm, or withdraw the standard shall be initiated. Annex A and Annex B are identied as Normative, as such, form mandatory parts of this Standard. In Canada, there are two official languages, English and French. All safety warnings must be in Fren

28、ch and English. Attention is drawn to the possibility that some Canadian authorities may require additional markings and/or installation instructions to be in both official languages. Comments or proposals for revisions on any part of the Standard may be submitted at any time. Proposals should be su

29、bmitted via a Proposal Request in the On-Line Collaborative Standards Development System (CSDS) at https:/. ULs Standards for Safety are copyrighted by UL. Neither a printed nor electronic copy of a Standard should be altered in any way. All of ULs Standards and all copyrights, ownerships, and right

30、s regarding those Standards shall remain the sole and exclusive property of UL. To purchase UL Standards, visit the UL Standards Sales Site at http:/ HowToOrder.aspx or call tollfree 1-888-853-3503. This Edition of the Standard has been formally approved by the UL Standards Technical Panel (STP) on

31、Batteries for Use in Electric Vehicles, STP 2580. This list represents the STP 2580 membership when the nal text in this standard was balloted. Since that time, changes in the membership may have occurred. SEPTEMBER 7, 2018 UL/ULC 2271 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION

32、 OR DISTRIBUTION WITHOUT PERMISSION FROM UL STP 2580 Membership Name Representing Interest Category Region Archambault, Alec Blue Solutions Canada Inc Producer Canada Arora, Pankaj DuPont Supply Chain USA Bender, Curtis A. Tennant Company Supply Chain USA Byczek, Rich Intertek Testing and Standards

33、USA Chatwin, Troy D. General Electric Producer USA De Lucia, Thomas M. NEC Energy Solutions Producer USA Del Rosario, Jerome City of Winnipeg AHJ Canada deMesa, Rhetta M. California Energy Commission Non-voting USA Densham III, William L. O2Micro Supply Chain USA Ding, Yi US Army RDECOM-TARDEC Gover

34、nment USA Doughty, Daniel H. Battery Safety Consulting Inc. General Interest USA Dunn, Laurence C. Hyster-Yale Group Inc Commercial/Industrial User USA Fan, Xiaosong Shanghai E-propulsion Auto Producer China Florence, Laurie B. UL LLC Testing and Standards USA Furukawa, Akio TDK Corp Supply Chain Ja

35、pan Gorney, Phil US Dept. of Transportation Non-voting USA Greiner, Michael T. MGA Research Testing and Standards USA Haruhara, Jun Polyplastics Co., Ltd. Supply Chain Japan Hoemsen, Ray Red River College General Interest Canada Jiang, Wenfeng BYD Co Ltd Producer China Jordan, Diana Pappas Underwrit

36、ers Laboratories Inc. STP Chair (Non-Voting) USA Kamath, Haresh EPRI General Interest USA Kawakami, Kazuyuki Panasonic Producer Japan Lambaz, Sadeddin Littelfuse Inc. Supply Chain USA Leber, Jody M. SGS Testing and Standards USA Lee, Jaeseung LG Chem Producer Korea Lowry, David US Army Research Labo

37、ratory Non-voting USA Masias, Alvaro G. Ford Motor Company Supply Chain USA McLachlan, Robert The Raymond Corporation Commercial/Industrial User USA Michot, Christian J. INERIS Testing and Standards France Pinon, James O. Hybrid Design Services, Inc. General Interest USA Ressler, Galen E. General Mo

38、tors Co Producer USA Ross, Michael J. Outdoor Power Equipment Institute General Interest USA Ryu, ShinHwan TUV Rheinland Korea Testing and Standards Korea Shen, Edmund Tesla Motors, Inc. Producer USA Shih, Guan-Ting Automotive Research Testing Center General Interest Taiwan Spataru, Alex The ADEPT G

39、roup, Inc. Commercial/Industrial User USA Theivanayagam, Murali Ganth The Dow Chemical Co Supply Chain USA Tsen, Maoee Phoenix Silicon International Corp Producer Taiwan Van Heirseele, Megan Underwriters Laboratories Inc. Project Manager (Non-Voting) USA Weaver, John H C 43.120 SEPTEMBER 7, 2018 UL/

40、ULC 2271 6UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL For further information on UL standards, please contact: Underwriters Laboratories Inc. 171 Nepean Street, Suite 400 Ottawa, Ontario K2P 0B4 Phone: 1-613.755.2729 E-mail: customerserv

41、iceulc.ca Web site: This Standard is intended to be used for conformity assessment. The intended primary application of this standard is stated in its scope. It is important to note that it remains the responsibility of the user of the standard to judge its suitability for this particular applicati

42、on. CETTE NORME NATIONALE DU CANADA EST DISPONIBLE EN VERSIONS FRANAISE ET ANGLAISE. SEPTEMBER 7, 2018 UL/ULC 2271 7UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL INTRODUCTION 1 Scope 1.1 These requirements cover electrical energy storage a

43、ssemblies (EESAs) such as battery packs and combination battery pack-electrochemical capacitor assemblies and the subassembly/modules that make up these assemblies for use in light electric-powered vehicles (LEVs) as dened in this standard. 1.2 This standard does not evaluate the performance or reli

44、ability of these devices. 1.3 This standard does not include requirements for the evaluation of EESAs intended for use in electric vehicles, such as on-road passenger vehicles intended for use on public roadways including highways and heavy duty off road vehicles such as battery powered ride-on indu

45、strial trucks, which are covered under the Standard for Batteries for Use in Electric Vehicles, UL 2580 / ULC-S2580. 1.4 This standard does not include requirements for evaluation of EESAs intended for use in light electric rail (LER) applications, which are covered under the Standard for Batteries

46、for Use in Stationary, Vehicle Auxiliary Power and Light Electric Rail (LER) Applications, UL 1973. 2 Components 2.1 Except as indicated in 2.2, a component of a product covered by this Standard shall comply with the requirements for that component. See Annex A for a list of Standards covering compo

47、nents generally used in the products covered by this Standard. A component shall comply with the Standards of CSA or UL Standards as appropriate for the country where the product is to be used. 2.2 A component is not required to comply with a specic requirement that: a) Involves a feature or charact

48、eristic not required in the application of the component in the product covered by this standard; or b) Is superseded by a requirement in this standard. 3 Units of Measurement 3.1 Values stated without parentheses are the requirement. Values in parentheses are explanatory or approximate information.

49、 The values given in SI (metric) units shall be normative. SEPTEMBER 7, 2018 UL/ULC 2271 8UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 4 Undated References 4.1 Any undated reference to a code or standard appearing in the requirements of this standard shall be interpreted as referring to the latest edition of that code or standard. 5 Reference Publications 5.1 Throughout this standard, the CSA and ULC standard references apply to produc