4S 70A BMS specification
- 文件版本 :V3.0
型 号 (Model) | DFE4S70AD(4S70A） | 物料代码 (Material code) | Date | 20160620 | |||||||||||
保 护 类 别 Categories of protection | 保 护 条 件(Protection Conditions) | 保 护 解 除(Release of protection) | |||||||||||||
电 流 参 数 Current parameters | 充 电 Charege | ＜75A | 温控保护(Temperature control protection) | a.放电 ＞4A或 (Discharge >4A or) d.电流降到额定值(Current down to rated value) | |||||||||||
75～85A | 延时 15±2S (Delay of 15±2S) | ||||||||||||||
≥85A | 延时 3±1S (Delay of 3±1S) | ||||||||||||||
放 电 Discharge | ＜75A | 温控保护(Temperature control protection) | a.充电 ＞4A或 (Discharge > 4A or) d.电流降到额定值(Current down to rated value) | ||||||||||||
75~90A | 延时 35±2S (Delay of 35±2S) | ||||||||||||||
90～170A | 延时 3±1S (Delay of 3±1S) | ||||||||||||||
170～400A | 延时 100±50mS(Delay of 100 + 50 mS) | ||||||||||||||
≥400A | 短路保护(Short circuit protection) | ||||||||||||||
电 压 参 数 Voltage parameters | 充 电 Charege | 整包电压 Pack Voltage | ≥14.8V，delay 1~2S | a.≤14.0V or | |||||||||||
单串电压 Cell Voltage | ≥3.8V，delay 1~2S | a.≤3.5V or | |||||||||||||
放 电 Discharge | 整包电压 Pack Voltage | ≤9.6V，delay 1~2S | a.≥12.0V or | ||||||||||||
单串电压 Cell Voltage | ≤2.3V，delay 1~2S | a.≥3.0V or | |||||||||||||
温度参数 Temperature parameter | 电池 Cell | 探头数目 Probe number | charge:≥65℃ or<-5℃ | <60℃ and >0℃ | |||||||||||
1（线长200MM) | discharge：≥65℃ or <-25℃ | <60℃ and >-20℃ | |||||||||||||
Protective Plate | 探头数目 Probe number | ≥90℃ | ≤65℃ | ||||||||||||
1 | |||||||||||||||
均衡条件 Equilibrium condition | 单串电压高于3.5V且比最低单串电压高40mV Single-strand voltage is higher than 3.5V and 40 mV higher than minimum single-strand voltage | ||||||||||||||
常 规 参 数 及 其 他 Conventional parameters and others | |||||||||||||||
额定电流 Rated current | 70A | 额定电压 Rated voltage | 12.8V | ||||||||||||
电流检测精度 Current Detection Accuracy | ≤±FSC 5% | 电池温度检测精度 Accuracy of Battery Temperature Detection | ≤±5℃(option) | ||||||||||||
电压检测精度 Voltage Detection Accuracy | ≤±20mV | PCB温度检测精度 Precision of PCB Temperature Detection | ≤±5℃ | ||||||||||||
保护板自耗电 Power Consumption of Protective Plate | 150～200uA | 均衡电流 Balance current | 150±10mA（3.5V） | ||||||||||||
MOS管内阻（单颗） MOSfet resistance (single)
| 4mR | 电池信号线接口 Battery Signal Line Interface | 2.54*5，卧式带扣 (Horizontal buckle) The 8th Series Battery Connects Two Signal Lines | ||||||||||||
MOS管装配方式 MOSfet Installation mode | 2S7P | 保护板尺寸 Protective Plate Size | 150 mm* 80mm * 20mm | ||||||||||||
接线端子 Connection terminal | ACTB011X2 tow groups
| 软件版本Software version | V3.0 | ||||||||||||
硬件版本Hardware Version | 4S50A70A-V4 | ||||||||||||||
照片（正面） Picture (front) | 照片（反面） Picture (back) | 照片（配件） Picture (parts) | |||||||||||||
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