REPT BATTERO CB3418392EA

Product Specification CONFIDENTIAL REV. : 01/02 Page: 6 of 14 Date: 2022-08-15 6 Low temperature discharge capacity Full charge cell according to No. 3.17. 2) 将电池在-20±2℃下静置 24h. Temperature:-20±2℃ rest 24 hours. 3) 将电池以 1.0I1(A)电流放电至 2.0V 并记录放电容 量(Ah). Discharge with a current at 1.0 I1(A) to 2.0V and record discharge capacity(Ah). 4) 将电池在 25±5℃静置 12h 并检查电池的外观. Temperature: 25±5℃ for 12 hours and check the appearance of battery. No apparent deformation and leakage 放电容量 ≥ 85%*初始容量 Discharge capacity ≥ 85% * Nominal capacity 4.3.5 循环寿命 Cycle Life 1) 测试温度: 25±2℃。 Test temperature: 25±2℃. 2) 初始夹紧力 300±20Kgf Under 300 ± 20 Kgf preload 3) Step Charge 至 3.65V，静置 30min 。Step Charge to 3.65V and stand by 30min. 4) 将电池以 1.0I1(A)电流放电至 2.0V，并静置 30min Discharge with a current at 1.0I1(A) to 2.0V and stand by 30min. 5) 重复 3)和 4)步骤， 直到电池容量小于 70% 的初始 容量，并记录循环次数。 Cycle step 2) and 3) until capacity loss is more than 30% and record cycle number. 循环寿命 ≥ 5000 次 Cycle number ≥ 5000 times 4.3.6 室温存储和恢 复 Room temperature storage capacity remaining and recovery 1) 测试温度: 25±2℃. Temperature:25±2℃. 2) 根据 3.17 将电池充满电. Full charge cell according to No. 3.17. 3) 将电池在室温下存储 28 天. Storage cell battery at temperature of 25±2℃ for 28 days. 4) 将电池以 1.0I1(A)电流放电至 2.0V，并记录剩余 容量(Ah). Discharge with a current at 1.0I1(A) to 2.0V and record as remaining capacity. 5) 根据 3.17 将电池充满电. Full charge cell according to No. 3.17. 6) 将电池以 1.0I1(A)电流放电至 2.0V，并记录恢复 容量(Ah). Discharge with a current at 1.0I1(A) to 2.0V and record as recovery capacity. 无变形、膨胀、漏液 No apparent deformation and leakage 剩余容量 ≥ 96%*初始容量; Residual capacity ≥ 96% * nominal capacity. 恢复容量 ≥ 98%*初始容量 Recovery Capacity≥98%* Initial capacity 4.3.7 高温存储和恢 复 High Temperature Charged Storage and Recovery Test 1) 根据 3.17 将电池充满电. Full charge cell according to No. 3.17. 2) 将电池在 55±2℃下存储 7 天。 Storage cell battery at temperature of 55±2℃ for 7 days. 3) 将电池以 1.0I1(A)电流放电至 2.0V，并记录剩余 容量(Ah). Discharge with a current at 1.0I1(A) to 2.0V and record as remaining capacity. 4) 根据 3.17 将电池充满电. Full charge cell according to No. 3.17. 5) 将电池以 1.0I1(A)电流放电至 2.0V，并记录恢复 无变形、膨胀、漏液 No apparent deformation and leak-out 剩余容量≥95%*初始容量; Residual capacity ≥ 95%* nominal capacity. 恢复容量 ≥ 97% * 初始容 量 Recovery Capacity≥97%* Initial capacity