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BAK 郑州比克电池有限公司 ZHENGZHOUBAKBATTERYCO..LTD 锂离子电芯规格书 Specification For Lithium-ion Rechargeable Cell 电芯型号:N18650CP Cell Type : N18650CP DocumentNo P/PR03/PB-D-N18650CP-ZZ-SP Revised date 2021-02-25 Version A/03 Pages 14 Approved Checked Designed Yanbin Li Huajie Song Xianwen Yi
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BAK 郑州比克电池有限公司 ZHENGZHOUBAKBATTERYCO..LTD Contents 目录 一 Preface前言. 一 2 Definition定义.. 1 2.1 Standardchargemethod标准充电方式.. [ 2.2 Standarddischarge method标准放电方式. 1 2.3 Nominal capacity标称容量.... 1 3 Cellmodelanddimensions电芯型号及尺寸... 1 3.1 Descriptionandmodel电芯说明及型号.. 1 3.2 Celldimensions 电芯尺寸..... 1 4 Cellcharacteristics电芯特性.... 2 5 Technical requirements 技术要求… 3 5.1 Celloperating conditions 电芯使用环境... 3 5.2 Cell testing conditions 电芯试验环境..... 3 5.3 Requirement of the testing equipment测量仪表要求.. 3 5.4 Electrochemicalcharacteristics电化学特性... 3 5.5 Environmentaland safety characteristics环境适应性能和安全性能. 9 9 Package picture包装图片... 6 L Shipment出货.. 6 8 Warranty.质量保....… .9 6 Storageand shipment requirement存储及运输要求.. .10 10 Warningandcautions inhandling thelithium-ioncell电芯使用时警告事项及注意事项……………….10 11 Restriction ofhazardous substances有害物质控制要求.... .13 12 Contact information联系方式….. .13 13 Revisionhistory修订履历. .14 This spec manual istheenterprisestandardofZhengZhou BAKBatteryCo.,Ltd.Withoutauthorization,any pirateor circulation is prohibited. 本规格书为郑州比克电池有限公司企业标准,未经授权,禁止翻印、传播。
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BAK 郑州比克电池有限公司 ZHENGZHOUBAKBATTERYCO..LTD 1/14 DocumentNo P/PR03/PB-D-N18650CP-ZZ-SP Version A/03 Page 1 Preface前言 This specification describes thetype, dimension, performance, technical characteristics, warnings and cautionsofthelithiumionrechargeable cell. The specificationonlyappliestoN18650CP cell suppliedby Zhengzhou BAK Battery Co., Ltd. 本标准描述了圆柱型锂离子电芯的外型尺寸、特性、技术要求及注意事项。本标准适用于郑州比克电 池有限公司生产的圆柱型N18650CP锂离子电芯。 Definition定义 2 2.1Standard charge method标准充电方式 At25±2℃,thecellischargedto4.2Vatconstantcurrentof0.5C(1625mA),thenchargedatconstant voltageof4.2Vuntilthe current tapers to≤0.01C (32mA)followed byresting for5min. 在252℃下,电芯以0.5C(1625mA)恒流充电至4.2V后,以4.2V恒压充电至电流小于等于0.01C (32mA),静置5min。 2.2Standard dischargemethod标准放电方式 Under25±2C,thecell isdischarged to2.5Vat a constantcurrentof0.2C (650mA). 指在25±2℃环境下,电芯以0.2C(650mA)恒流放电至2.5V。 2.3Nominal capacity标称容量 Nominalcapacity,signedascapacityandusingmAhasunit,isobtainedbydischargingacellviastandard discharge method after it is standard charged. 电芯标称容量以Cap表示,单位为毫安时(mAh),是指电芯按标准充电方式充电后,按标准放电方 式放电得到的容量。 3 Cell model and dimensions电芯型号及尺 3.1Descriptionandmodel电芯说明及型号 Description: Cylindrical Li-ion rechargeable cell 说明:圆柱型锂离子二次电芯 Model:N18650CP 型号:N18650CP 3.2 Cell dimensions 电芯尺寸 Cell physicaldimensionslisted inFigure1(unit:mm), withtube. 电芯尺寸示意图如图1所示(单位:mm),带热缩膜。 This spec manual istheenterprisestandardof ZhengZhouBAKBatteryCo.,Ltd.Withoutauthorization,any pirateor circulation is prohibited. 本规格书为郑州比克电池有限公司企业标准,未经授权,禁止翻印、传播。
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BAK 郑州比克电池有限公司 ZHENGZHOUBAKBATTERYCO.,LTD 2/14 DocumentNo P/PR03/PB-D-N18650CP-ZZ-SP Version A/03 Page Max:18.55 Max: 65.10 Figure1/图1 4 Cellcharacteristics电芯特性 Unlessotherwise specified,thecell isfreshcellandtested bystandardcharge andstandarddischarge. 除非有特殊说明,否则所有样品均为新鲜电芯,且按标准充电和标准放电方式进行测试。 ITEM SPECIFICATION 项目 规格 Nominal capacity 3350mAh by standard charge and discharge 以标准充放电制式进行充放电,标称容量为3350mAh Capacity 标称容量 容量 Minimum capacity 3250mAh by standard charge and discharge 以标准充放电制式进行充放电,最小容量为3250mAh 最小容量 Nominal voltage 3.6V 标称电压 Charge cut-off voltage 4.20V 充电终止电压 Discharge cut-off voltage 2.50V 放电终止电压 Max charge current 1C(25℃,not for cycle life 不支持循环) 最大充电电流 Max discharge current 3C(25℃,not for cycle life 不支持循环) 最大放电电流 1 year:-20~25℃(1年:-20~25℃) Storage temperature 3months:-20~45℃(3个月:-20~45℃) 存储温度 1month:-20~60℃(1个月:-20~60℃) Humidity range 0 ~ 60% RH (non-condensing) 湿度范围 0~60% RH(不冷凝) This spec manual istheenterprisestandardofZhengZhou BAKBatteryCo.,Ltd.Withoutauthorization,any pirateor circulation is prohibited. 本规格书为郑州比克电池有限公司企业标准,未经授权,禁止翻印、传播。
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BAK 郑州比克电池有限公司 ZHENGZHOUBAKBATTERYCO...LTD 3/14 DocumentNo P/PR03/PB-D-N18650CP-ZZ-SP Version A/03 Page ≤35 mΩ(AC Impedance, 1000 Hz) Internal resistance 内阻 交流阻抗测量频率为1000Hz,交流内阻≤35mΩ Weight ≤49g 重量 Technical requirements 技术要求 5 5.1 Cell operating conditions电芯使用环境 Charge temperature 充电温度:0~45℃ Discharge temperature 放电温度:-40~60℃ 5.2 Cell testing conditions电芯试验环境 Unless otherwise specified,alltests stated should bedone at25±2 ℃. 除非有特殊说明,所有测试须在25士2℃下进行。 5.3 Requirement of the testing equipment测量仪表要求 The voltage measurement device: not less than 0.5 grade 电压测量装置:不低于0.5级 The current measurement device: not less than 0.5 grade 电流测量装置:不低于0.5级 AC Impedance:1000 Hz 交流阻抗测量频率:1000Hz Temperature meter: precision≤0.5℃ 温度仪表要求:测量温度的仪表精度不高于0.5℃ 时间测量装置:±0.1% The size measurement device:±0.1% 尺寸测量装置:±0.1% The quality measurement device: ±0.1% 质量测量装置:±0.1% 5.4 Electrochemical characteristics电化学特性 Unlessotherwise specified,thecell shouldbefreshcellandtested by standard charge anddischarge。 除非有特殊说明,否则所有测试要求为:温度在252℃条件下,样品为新鲜电池,充放电制度为标准 充电和标准放电。 Thisspecmanual istheenterprisestandardof ZhengZhouBAKBatteryCo.,Ltd.Withoutauthorization,any pirateor circulation is prohibited. 本规格书为郑州比克电池有限公司企业标准,未经授权,禁止翻印、传播。
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BAK 郑州比克电池有限公司 ZHENGZHOUBAKBATTERYCO..LTD 4/14 DocumentNo P/PR03/PB-D-N18650CP-ZZ-SP Version A/03 Page No. Item Test method and conditions Criterion 序号 测试项目 测试方法与条件 性能标准 (1) Charge: 0.5C constant current charge to 4.2V followed by 4.2Vconstant voltage Current Relative Capacity Rate charge to cut-off current≤0.01C; 电流 相对容量比 discharge (2) Discharge: 0.2C,0.5C,1C,2C,3C constant 0.2C 100% 5.4.1 capability current discharge to cut-off voltage ≤2.5 V. 0.5C ≥96% 倍率放电性 (1) 充电:以0.5C恒流充电至4.2V后,以4.2V 1C ≥93% 能 恒压充电至电流≤0.01C; (2) 放电:以0.2C,0.5C,1C,2C,3C恒流放电 2C %06 至截止电压≤2.5V。 3C ≥88% (1)Charge:0.5Cconstantcurrentchareo 4.2V followed by 4.2V constant voltage Dischargecapacityof 801th cycle ≥80% charge to cut-off current≤0.01C (32mA); RT cycle life Original discharge capacity (2) Discharge: 1C constant current discharge to 5.4.2 常温循环寿 cut-off voltage≤2.75V. 命 第801次循环的放电容量 (1) 充电:以0.5C恒流充电至4.2V后,以4.2V N 80% 初始放电容量 恒压充电至电流≤0.01C(32mA); (2)放电:以1C恒流放电至截止电压≤2.75V。 This spec manual istheenterprisestandardofZhengZhou BAKBatteryCo.,Ltd.Withoutauthorization,any pirateor circulation is prohibited. 本规格书为郑州比克电池有限公司企业标准,未经授权,禁止翻印、传播。
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BAK 郑州比克电池有限公司 ZHENGZHOUBAKBATTERYCO..LTD 5/14 DocumentNo P/PR03/PB-D-N18650CP-ZZ-SP Version A/03 Page (1) Charge:0.5Cconstantcurrentcharge to Temperature Relative Capacity 4.2V followed by 4.2Vconstant voltage 温度 相对容量比 charge to cut-off current≤0.01C at 25±2℃; 25℃ 100% High-low (2) Discharge: 0.2Cconstant current discharge D.09 ≥95% temperature to cut-off voltage≤2.5V at 25℃,60℃, 45℃ discharge ≥95% 5.4.3 45℃,10℃,0℃,-10℃,-20℃,-40℃. performance $10℃ ≥88% (1) 充电:25±2℃下,以0.5C恒流充电至4.2V 高低温放电 Do0 ≥85% 后,以4.2V恒压充电至电流≤0.01C; 性能 -10℃ ≥75% (2) 放电:在25℃,60℃,45℃,10℃,0℃, -10℃,-20℃,-40℃下以0.2C恒流放电至 -20℃ ≥70% 截止电压≤2.5V。 -40℃ ≥50% (1)Charge:0.5Cconstantcurrent chargeto4.2V followedby4.2Vconstantvoltagecharge to cut-off current≤0.01C; Discharge: 0.2C constant current discharge to cut-off voltage ≤2.5V,to obtain theinitialcapacity; (2)Charge:0.5Cconstantcurrentchareto42V followed by 4.2Vconstant voltage charge to cut-off current≤0.01C; (3) Storedat25±2℃for 28days; (4)Discharge:0.2Cconstantcurrent discharge to cut-off voltage≤2.5V,to obtainthe Capacity residual capacity; Relative Capacity 容量 Storage (5) Charge:0.5Cconstant currentcharge to 4.2V 相对容量比 performance followed by 4.2Vconstant voltagecharge to Residual capacity ≥90% at 25℃ 残余容量 cut-off current≤0.01C; Discharge:0.2C 5.4.4 (100% SOC) constant current discharge to cut-off voltage Recovery capacity ≥95% 25℃满电存 ≤2.5V, to obtain the recovery capacity. 恢复容量 储性能 (1) 充电:以0.5C恒流充电至4.2V后,以4.2V Initial capacity 100% 恒压充电至电流≤0.01C;放电:以0.2C 初始容量 恒流放电至截止电压≤2.5V,获得初始容 量; (2) 充电:以0.5C恒流充电至4.2V后,以4.2V 恒压充电至电流≤0.01C; (3) 于25±2℃下存储28天; (4) 放电:以0.2C恒流放电至截止电压≤2.5V 获得残余容量; (5) 充电:以0.5C恒流充电至4.2V后,以4.2V 恒压充电至电流≤0.01C;放电:以0.2C 恒流放电至截止电压≤2.5V,获得恢复容 量。 This spec manual istheenterprisestandardofZhengZhou BAKBatteryCo.,Ltd.Withoutauthorization,any pirateor circulation is prohibited. 本规格书为郑州比克电池有限公司企业标准,未经授权,禁止翻印、传播。
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BAK 郑州比克电池有限公司 ZHENGZHOUBAKBATTERYCO...LTD 6/14 DocumentNo P/PR03/PB-D-N18650CP-ZZ-SP Version A/03 Page (1) Charge:0.5Cconstant currentcharge to 4.2V followed by 4.2V constant voltage charge to cut-off current≤0.01C at 25±2℃; Discharge: 0.2Cconstantcurrent discharge to cut-off voltage≤2.5Vat25±2℃to obtain the initial capacity; (2) Charge:0.5Cconstant currentcharge to 4.2V followed by 4.2V constant voltage charge to cut-off current≤0.01C at 25±2℃; (3) Storedat60±2℃for7days; (4) Keptat25±2for5hours; (5) Discharge:0.2Cconstantcurrent discharge to cut-off voltage≤2.5Vat 25±2℃,to obtain the residual capacity; Capacity Relative Capacity Storage 容量 (6) 相对容量比 Charge:0.5Cconstant currentcharge to performance 4.2V followed by 4.2Vconstant voltage Residual capacity ≥85% O.09 charge to cut-off current≤0.01C at 25±2℃; 残余容量 5.4.5 (100% SOC) Discharge: 0.2Cconstantcurrent discharge Recovery capacity ≥90% 60℃满电存 to cut-off voltage≤2.5Vat 25±2℃,to 恢复容量 储性能 obtain the recovery capacity. Initial capacity 100% (1) 充电:252℃下,以0.5C恒流充电至4.2V 初始容量 后,以4.2V恒压充电至电流≤0.01C;放 电:252℃下,以0.2C恒流放电至截止 电压≤2.5V,获得初始容量; (2) 充电:252℃下,以0.5C恒流充电至4.2V 后,以4.2V恒压充电至电流≤0.01C; (3) 于60±2℃下存储7天; (4) 于25±2℃下放置5小时; (5) 放电:252℃下,以0.2C恒流放电至截 止电压≤2.5V,获得残余容量; (6) 充电:25±2℃下,以0.5C恒流充电至4.2V 后,以4.2V恒压充电至电流≤0.01C;放 电:252℃下,以0.2C恒流放电至截止 电压≤2.5V,获得恢复容量。 5.5 Environmentaland safetycharacteristics环境适应性能和安全性能 This spec manual istheenterprisestandardofZhengZhou BAKBatteryCo.,Ltd.Withoutauthorization,any pirateor circulation is prohibited. 本规格书为郑州比克电池有限公司企业标准,未经授权,禁止翻印、传播。
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BAK 郑州比克电池有限公司 ZHENGZHOUBAKBATTERYCO.,LTD 7/14 DocumentNo P/PR03/PB-D-N18650CP-ZZ-SP Version A/03 Page NO. ITEM CRITERION TESTING METHOD STANDARD 序号 测试项目 性能标准 测试条件与方法 标准 Afterstandardfullycharge,cellshallbeattachedtoa vibrationtable directlyandsubjectedtovibrationthat No fire, No consistsof10Hzto55Hzto10Hzatthespeedof explosion, No 1Hz/minin90~100mins.The total excursion ofthe leakage, The vibrationis0.8mm(0.060inches). The cell shallbe Vibration maximum mass 5.5.1 vibrated ineachdirectionalongaxisofthecylinder and UL1642 振动性能 loss ≤0.1% the vertical directionsof axisof the cylinder. 电芯不起火、不爆 将满电电芯放在振动实验台上,在90~100mins由10 炸、不漏液,最大 Hz到55Hz再到10Hz以1Hz/min的速率变化,振 质量损失≤0.1% 幅为0.8mm(0.060英寸)进行振动实验。电芯在电 芯的轴向和与电芯轴向垂直的两个方向上振动。 The cell is charged following the standard charge method; Thecellsisdroppedthreetimesfromaheight No fire、No explode of1.0monto a concretefloor,to obtainimpactsin Drop test 5.5.2 电芯不起火、不爆 random orientations, at 25℃±2℃;Observation of1 h. IEC62133 跌落测试 炸 将电芯按标准充电方式充满电;25℃±2℃下,将电 芯从1.0m高度处自由跌落三次到水泥地面上,以此 获得随机方向的冲击;观察1h。 Thecellisdischargedfollowingthestandarddischarge Overcharge No fire、No explode method.Applya8.4Vpowersupplyanda2Ccharge 5.5.3 test 电芯不起火、不爆 current for 24hrs. UN38.3 过充测试 炸 电芯按照标准放电方式放完电后,采用2C电流8.4V 电压持续充电24小时。 Cellshallfirst be dischargedaccording tostandard Forced No fire、No explode discharge method,then the cell is subjected to a reverse Discharge test 5.5.4 电芯不起火、不爆 chargeat1C for90minat25±2C IEC62133 强制放电测 炸 电芯按照标准充电方式放电后,252C条件下以1C 试 反向充电90minutes。 The cell is chargedfollowing the standard charge method.Afterchargingthecellisputintheoven.And thentheoventemperature willberampedat5per minute to 130℃ and held at 130℃.Whenthe 130℃ hot temperature of the cell reach 130℃, the cell is No fire、No explode oven test maintainedinthe130℃ ovenfor a maximumof30 5.5.5 电芯不起火、不爆 GB31241 130℃热箱测 minute or until a fire or explosion is obtained, 炸 试 whichever comes first. 电芯按照标准充电方式充满电后,将电芯放进热箱 里,然后将热箱按5℃/min升温到130℃,当电芯的 温度也达到130℃时,电芯在热箱130℃环境下保持 30分钟或者电芯起火爆炸为止。 Thisspecmanual istheenterprisestandardof ZhengZhou BAKBatteryCo.,Ltd.Withoutauthorization,any pirateor circulation is prohibited. 本规格书为郑州比克电池有限公司企业标准,未经授权,禁止翻印、传播。
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BAK 郑州比克电池有限公司 ZHENGZHOUBAKBATTERYCO..LTD 9/14 DocumentNo P/PR03/PB-D-N18650CP-ZZ-SP Version A/03 Page No fire, No explosion, No Cellshallfirstbechargedaccordingto standardcharge leakage, The method,andthencellistobestoredatanabsolute Low Pressure maximum mass pressure of 11.6 kPa for six hours at ambient 5.5.9 test UL1642 loss ≤0.1% temperature. 低气压测试 电芯不起火、不爆 电芯按照标准充电方式充满电后,在绝对气压等于 炸、不漏液,最大 11.6kPa的室温条件下存储6h。 质量损失≤0.1% Allabovesafetytests willbeconductedat25℃±2℃except wherespecifieddifferently.Use properventilation Note with protective equipment. 备注 除特殊说明,以上所有安全测试均应在25℃2℃通风橱中,且附带有保护装置的条件下进行。 9 Package picture包装图片 Small box Big box Pallet 小箱 大箱 货板 (100pcs cellsin a small box,2small boxes in a big box) (每小箱装100只电芯,1个大箱装2个小箱) 7 Shipment出货 Thecellshallbeshippedinvoltage rangeof3.5~3.8Vorinaccordancewithcustomers'requirement.The remaining capacity before charging shall be changed depending on the storage time and conditions. 单体电芯按3.5~3.8V的充电电压或客户要求出货,电芯出货后充电前的剩余容量取决于储存时间和 条件。 8 Warranty质量保证 TheWarranty periodofcellismadeaccordingtobusiness contract.However,eventhoughtheproblem occurs withinthisperiod,BAK won't replace a newcellforfreeaslong asthe problem is notduetothefailureof BAK manufacturing process or is due to customers'abuse or misuse. 自出货之日起,电芯的保质期限依合同而定。但是,在此期限内,如果非比克公司的制程原因,而是 ThisspecmanualistheenterprisestandardofZhengZhouBAKBatteryCo.,Ltd.Withoutauthorization,anypirateor circulation is prohibited. 本规格书为郑州比克电池有限公司企业标准,未经授权,禁止翻印、传播。
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BAK 郑州比克电池有限公司 ZHENGZHOUBAKBATTERYCO.,LTD 11/14 DocumentNo P/PR03/PB-D-N18650CP-ZZ-SP Version A/03 Page precautions: (It shouldbe indicatedespecially in manual or instruction for users.) 危险警告:(应在使用说明手册或说明书中,特别注明)为防止电池可能发生泄漏,发热,爆炸,请 注意以下预防措施: Do not useand leave thecellnear a heat source suchasfireorheater. 1 禁止将电芯在热高温源旁,如火,加热器等旁边使用和留置。 Do not use or leave the cell under the blazing sun (or in heated car by sunshine). 2 不要将电芯放置在太阳光直射的地方。 Do not useorleavethecell atveryhightemperature conditions (e.g.,strong direct sunlightora vehicle in extremelyhotconditions).Otherwise,itcanoverheatorcatchfireoritsperformance willbedegenerateandits 3 service life will be decreased. 禁止在高温下(直热的阳光下或很热的汽车中)使用或放置电池,否则可能会引起电池过热,起火或功 能失效,寿命减短。 Do not short circuit, over-charge or over-discharge the cell. 4 不要将电芯短路,过充或过放。 Don't immerse thecell in water and seawater.Please put it in cool and dry environment if no using. 5 严禁将电池浸入海水或水中,保存不用时,应放置在阴凉干燥的环境中。 Don't reverse the positive and negative terminals 9 严禁颠倒正负极使用电池。 Do not disassemble or modify the cell. L 不要拆卸或修整电芯。 Do not transportor storethecell togetherwith metalobjects such as necklaces,hairpins,coins,etc. 8 禁止将电池与金属,如发夹,项链等一起运输或贮存。 Make sure the cell is not with conspicuous damage or deformation. 6 不要使电芯受到明显的损害或变形。 Don't connect the cell to anelectrical outletdirectly. 10 严禁将电芯直接插入电源插座。 Ifthecellleaksandtheelectrolytesplashesintotheeyes,rinsetheeyeswithcleanrunning waterimmediately for at least15 minutes, and go to hospital for treatment if necessary. 11 如果电芯发生泄露,电解液进入眼睛,请立即用清水冲洗眼睛至少15min,必要时请立即前往医院接受 治疗。 Mixed useofcellsof different types is notallowed. 12 禁止与液态锂离子或不同型号的锂电池混合使用。 13 Keep the cell away from babies. This specmanual istheenterprisestandardof ZhengZhou BAKBatteryCo.,Ltd.Withoutauthorization,any pirateor circulation is prohibited. 本规格书为郑州比克电池有限公司企业标准,未经授权,禁止翻印、传播。
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BAK 郑州比克电池有限公司 ZHENGZHOUBAKBATTERYCO.,LTD 13/14 DocumentNo P/PR03/PB-D-N18650CP-ZZ-SP Version A/03 Page 11 Restriction of hazardous substances有害物质控制要求 This modeloflithium-ion cell is in accordance withour company's requestof“ Thehazardous substances and material management standard” or customer's requirements. 本型号锂离子电芯符合本公司《有害物质与材料管理规范》要求或参照客户要求执行。 12 Contact information联系方式 If you have any questions regarding the cell, please contact the following address: 如有疑问,请按以下地址联系: 1.ZHENGZHOUBAKBATTERYCO., LTD Theintersection300metersWestof ZhongxinRoad&BAKAvenue,ZhongmuCountry,Zhengzhou City, Henan, China. ZIP: 451450 Contact phone number: 0371-62033101 郑州比克电池有限公司 郑州市中牟县中兴路与比克大道交叉口向西300米邮编451450 联系电话:0371-62033101 2.SHENZHENBAKPOWERBATTERYCO.,LTD BAK Industrial ParkonKuichong Road, Dapeng District,Shenzhen.ZIP: 518119 Contact phone number: 0755-61886818 深圳市比克动力电池有限公司 深圳市大鹏新区葵涌街道比克工业园曲 邮编:518119 联系电话:0755-61886818 This spec manual istheenterprisestandardofZhengZhou BAKBatteryCo.,Ltd.Withoutauthorization,any pirateor circulation is prohibited. 本规格书为郑州比克电池有限公司企业标准,未经授权,禁止翻印、传播。
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BAK 郑州比克电池有限公司 ZHENGZHOUBAKBATTERYCO..LTD 14/14 DocumentNo P/PR03/PB-D-N18650CP-ZZ-SP Version A/03 Page 13 Revision history修订履历 Version Change Content Page PIC Date 版次 修改内容 页码 修改人 修改日期 A/00 初版发行 全部 Xianwen Yi 2020-04-13 A/01 增加联系方式 13 Xianwen Yi 2020-04-22 修改常温循环评测制式 9 A/02 Xianwen Yi 2021-01-28 修改高温存储标准 8 A/03 修改了低温放电温度 L Xianwen Yi 2021-02-25 This spec manual istheenterprisestandardofZhengZhou BAKBatteryCo.,Ltd.Withoutauthorization,any pirateor circulation is prohibited. 本规格书为郑州比克电池有限公司企业标准,未经授权,禁止翻印、传播。