SDS

VDL CONFIDENTIAL - 7 - FORM No.:VDL-QF--01A
VDL Li-Polymer Battery Product
SPECIFICATION APPROVAL
DOC NO.: PAPS-1307
REV. : A /0
SHEET : 7 OF 15
5．Safety performance 安全性能（n=1）
No. Items 项目 Test Method 测试方法 Criteria 标准
1
Short protection
短路保护
After the battery is fully charged, short the positive and
negative terminal with 100mΩ wire resistance for 1 hour, then
charge with 1C
5
A for 5s, measure the battery open circuit
voltage.
电池满充电后，将正负极用 100mΩ电阻短路 1H 后, 将正负极断开,
电池以 1C
5
A 电流瞬时充电 5s 后, 测量电池开路电压
No explosion, no fire, no
smoking.
OCV≥3.6*n（V）
无冒烟、起火、爆炸
开路电压≥3.6*n（V）
2
Overcharge
protection
过充保护
After battery charge finished, then char
g
e the batter
y
for 8
hours with a power which can provide 2 times more than
nominal voltage and 2C
5
A current.
电池充电结束后，用2C
5
A 电流和 2 倍标称电压输出的电源继续加载
8 小时.
No explosion, no fire, no
smoking. The overcharge
protection function should
be started.
Value of(4.25±0.025)*n（V）
无冒烟、起火、爆炸。电池应启
动过充保护功能
值为(4.25±0.025)*n（V）
3
Overdischarge
protection
过放保护
After the battery is fully charged, discharge at 20 ± 5 ℃
conditions with 0.2C
5
A until the batter
y
volta
g
e drops to the
overdischarge voltage, then discharge with a 30Ω resister for
24 hours.
电池满充电后，在 20±5℃条件下，以 0.2C 放电至终止电压后，外
接 30Ω负载放电 24h。
No explosion, no fire, no
smoking. The overdischarge
protection function should
be started.
Value of(3.0±0.05)*n（V）
无冒烟、起火、爆炸.电池应启
动过放保护功能.
值为(3.0±0.05)*n（V）
4
Nail Test
针刺
The battery is fully charged in standard charging condition，
Standby for 2 hour, a nail is penetrated vertically throu
g
h the
center of the cell (The diameter of the nail is 2.0～5.0mm.)
电池满充电后，用一根直径为 2.0～5.0mm 的铁针垂直刺穿电芯。
No explosion, no fire, no
smoking.
无冒烟、起火、爆炸。
5
Thermal exposure
test
热冲击
The battery is fully charged in standard charging condition,
and store in（5±2℃）/min rate rose to 150± 2°C for 30
minutes.
将电池满充电后，放置于热箱中，温度以（5±2℃）/min 的速率升
至 150℃±2℃并保温 30min。
No explosion, no fire, no
smoking.
无冒烟、起火、爆炸。