GB 40559-2024 English PDFUS$629.00 · In stock
Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email. GB 40559-2024: Lithium ion cells and batteries used in electric self-balancing vehicle and scooters - Safety technical specification Status: Valid GB 40559: Historical versions
Basic dataStandard ID: GB 40559-2024 (GB40559-2024)Description (Translated English): Lithium ion cells and batteries used in electric self-balancing vehicle and scooters - Safety technical specification Sector / Industry: National Standard Classification of Chinese Standard: K82 Classification of International Standard: 29.220.99 Word Count Estimation: 34,314 Date of Issue: 2024-07-24 Date of Implementation: 2025-08-01 Older Standard (superseded by this standard): GB/T 40559-2021 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB 40559-2024: Lithium ion cells and batteries used in electric self-balancing vehicle and scooters - Safety technical specification---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order. National Standard of the People's Republic of China ICS 29.220.99CCS K 82 Lithium-ion batteries for electric scooters and Battery Pack Safety Technical Specifications Lithium ion cells and batteries used in electric self-balancing vehicles and scooters-Safety technical specification 2024-07-24 Release 2025-08-01 Implementation State Administration for Market Regulation The National Standardization Administration issued Replaces GB/T 40559-2021 Table of ContentsPreface Ⅲ 1 Scope...1 2 Normative references ...1 3 Terms and Definitions 1 4 Test conditions 6 4.1 Applicability of the test 6 4.2 Test environmental conditions 6 4.3 Parameter measurement tolerance 6 4.4 Temperature measurement method 6 4.5 Test charging and discharging procedures 7 4.6 Single Fault Conditions 7 4.7 Type test 7 5 General safety requirements...10 5.1 General safety considerations 10 5.2 Safe working parameters 10 5.3 Labels and warning instructions 10 6 Battery electrical safety test...11 6.1 High temperature external short circuit 11 6.2 Overcharge 12 6.3 Forced Discharge 12 7 Battery Environmental Safety Test...12 7.1 Low pressure 12 7.2 Temperature Cycle 13 7.3 Vibration 13 7.4 Acceleration shock 14 7.5 Falling...14 7.6 Heavy object impact/extrusion 14 7.7 Thermal Abuse 15 7.8 Acupuncture 16 8 Battery System Environmental Safety Test...16 8.1 Low Pressure 16 8.2 Temperature Cycle 16 8.3 Vibration 16 8.4 Acceleration shock 17 8.5 Falling...17 8.6 Stress Relief 17 8.7 Flooding 17 8.8 Flame retardant requirements 18 8.9 Thermal Diffusion 18 9 Battery System Functional Electrical Safety Test...19 9.1 Basic requirements for battery management system 19 9.2 Overvoltage Charging 20 9.3 Single-cell battery overvoltage control 20 9.4 Undervoltage Discharge 20 9.5 Overcurrent Charging 20 9.6 Overcurrent Discharge 21 9.7 External Short Circuit 21 9.8 Charging Temperature Protection 21 9.9 Discharge Temperature Protection 21 9.10 Reverse charging protection 21 10 Safety-critical components...22 10.1 Basic Requirements 22 10.2 Evaluation and testing of components 22 11 Safety requirements for high voltage battery packs 22 Appendix A (Normative) Test sequence 23 Appendix B (Normative) Test equipment and measuring instruments 24 Appendix C (Normative) Test method for flame retardancy of conductors 25 References ...26ForewordThis document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting is required. This document replaces GB/T 40559-2021 "Safety requirements for lithium-ion batteries and battery packs for balance vehicles" and is consistent with GB/T 40559- Compared with 2021, in addition to structural adjustments and editorial changes, the main technical changes are as follows. a) Changed the terms “lithium-ion battery”, “rated energy”, “overvoltage charge protection voltage”, “discharge termination voltage”, “undervoltage discharge protection voltage”, Pressure” (see 3.1, 3.10, 3.15, 3.17, 3.18, 3.1, 3.8, 3.12, 3.14, 3.15 of the 2021 edition); b) Added the terms “battery parallel block”, “electric scooter”, “reference test current”, “Class 1 electrical energy source”, “thermal runaway”, and “thermal diffusion” (see 3.5, 3.7, 3.11, 3.12, 3.34, 3.35); c) The terms "safety extra-low voltage circuit" and "routine test" have been deleted (see 3.9 and 3.32 of the 2021 edition); d) Changed the test conditions "Environmental conditions for the test", "Tolerances for parameter measurement", "Charging procedure for the test", "Overview of type test", "Sample "Requirements" "Sample pretreatment" "Sample capacity test" "Test items" [see 4.2b), 4.3, 4.5.1, 4.7.1, 4.7.2, 4.7.3, 4.7.4, 4.7.6, 4.2b of the 2021 edition), 4.3, 4.5.1, 4.6.1, 4.6.2, 4.6.3, 4.6.5, 4.6.6]; added test conditions "Single fault condition" (see 4.6); e) Changed “General safety considerations”, “Labeling requirements” and “Durability” (see 5.1, 5.3.1, 5.3.3 of the 2021 edition). 5.3.1, 5.3.3); f) Changed "high temperature external short circuit", "overcharge" and "reverse charge" (see 6.1, 6.2, 6.3, 6.1, 6.2, 6.3 of the 2021 edition); g) Changed “fall” and “heavy object impact/extrusion” (see 7.5, 7.6, 7.5, 7.6 of the 2021 edition); added “needle puncture” (see 7.8); deleted In addition to "burning jet" (see 7.8 of the 2021 edition); h) Changed "Low Pressure", "Temperature Cycle", "Vibration", "Acceleration Shock", "Drop", "Water Immersion", "Flame Retardant", and "Discharge Temperature Protection" (see 8.1, 8.2, 8.3, 8.4, 8.5, 8.7, 8.8, 9.9 (2021 versions of 8.1, 8.2, 8.3, 8.4, 8.5, 8.7, 8.9, 8.10); added "Hot Diffusion” (see 8.9); “Salt spray” was deleted (see 8.8 of the 2021 edition); i) Changed the “Basic requirements for battery pack management system”, “Overvoltage charging”, “Undervoltage discharging”, “Overcurrent charging”, “Overcurrent discharging”, “External short circuit "Reverse charging" (see 9.1, 9.2, 9.4, 9.5, 9.6, 9.7, 9.10, 2021 edition of 9.1, 9.2, 9.4, 9.5, 9.6, 9.7, 9.8); Added "charging temperature protection" (see 9.8); j) Changed the “Safety requirements for high-voltage battery packs” (see Chapter 11, Chapter 11 of the 2021 edition); k) Changed the "Battery System Safety Type Test Sequence" (see A.2, A.2 of the 2021 Edition) l) "Combustion jet test fixture" was deleted (see B.2 of the 2021 edition); m) The “Test method for flame retardancy of conductors” has been changed (see Appendix B, Appendix C of the 2021 edition). Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document is proposed and coordinated by the Ministry of Industry and Information Technology of the People's Republic of China. The previous versions of this document and the documents it replaces are as follows. --First published in 2021 as GB/T 40559-2021; --This is the first revision. Lithium-ion batteries for electric scooters and Battery Pack Safety Technical Specifications1 ScopeThis document specifies the safety requirements for lithium-ion batteries and battery packs for electric balance vehicles and electric scooters, and describes the corresponding tests method. This document applies to lithium-ion batteries and battery packs for electric balance vehicles, electric scooters and similar products.2 Normative referencesThe contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 2423.5 Environmental testing Part 2.Test method Test Ea and guidance. Impact GB/T 2423.10 Environmental testing Part 2.Test methods Test Fc. Vibration (sinusoidal) GB/T 2423.21 Environmental testing for electric and electronic products Part 2.Test methods Test M. Low pressure GB/T 2423.22 Environmental testing Part 2.Test methods Test N. Temperature change GB 4943.1-2022 Audio, video, information technology and communication technology equipment Part 1.Safety requirements GB/T 5169.5-2020 Fire hazard tests for electrical and electronic products Part 5.Test flame needle flame test method and apparatus, Confirmation test methods and guidelines GB/T 17626.2 Electromagnetic compatibility test and measurement technology Electrostatic discharge immunity test SJ/T 11685-2017 Specification for lithium-ion batteries and battery packs for self-balancing vehicles3 Terms and definitionsThe following terms and definitions apply to this document. 3.1 Lithium ion battery A device that relies on the movement of lithium ions between the positive and negative electrodes to achieve mutual conversion of chemical energy into electrical energy and is designed to be rechargeable. Note 1.Hereinafter referred to as battery. Note 2.The device usually includes electrodes, diaphragms, electrolytes, containers and terminals, etc. 3.2 Lithium ion battery Energy storage device connected to one or more batteries, which may include protection and monitoring to provide information to the system (battery voltage, etc.) device. Note 1.Hereinafter referred to as battery pack. NOTE 2.May include protective coverings provided by terminals or other interconnecting devices. [Source. IEC 62619.2022, 3.10, with modifications] ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB 40559-2024_English be delivered?Answer: Upon your order, we will start to translate GB 40559-2024_English as soon as possible, and keep you informed of the progress. The lead time is typically 3 ~ 5 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB 40559-2024_English with my colleagues?Answer: Yes. 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