BMS / 电池管理系统


bms系统指电池管理系统(英语全称:Battery Management System):是对电池进行管理的系统,BMS主要就是为了智能化管理及维护各个电池单元,防止电池出现过充和过放,延长电池的使用寿命,监控电池的状态。智能化的BMS系统还可以进行数据通讯,以及集成控制电路等功能。

成熟完善的配套设施,数千项智能BMS控制系统开发经验。

48V锂电池保护板BMS UART/RS485通讯

型号编码:PCM-F46.8V 15/60A-NTC-BS-UART-379*36*5.3
BMS规格:13串 15/60A
电压保护:2.6V(过放)/ 4.25/4.35V(2级过充)
电流保护:4A/10A(2级充电)/30±3A(放电1级)/45±5A(放电2级)/60±10A(放电3级)
自耗电流:6-10mA(正常)/600-800uA(空闲)/15-50uA(低电量)
通讯类型:UART / RS-485
均衡方式:支持,当电池不平衡时不允许充放电
温度保护:支持充电/放电的低温和高温保护,超过80℃熔断保险丝
产品描述:针对三元锂/磷酸铁锂电池组设计,最大支持13串/容量≤30Ah电池组。使用高精度专业电池管理芯片,测量/管理电池电压、电流、温度等。具有多重保护功能,对锂电池进行全方位保护。

  在线下单
Contents 内容 Min. Type Max. Tolerance Unit
Absolute Maximum Rating 绝对最大设定值
Input charging voltage 输入充电电压   54.6   ±1% V
Continuous charging current 持续充电电流 ≤ 4 A
Output discharging voltage 输出放电电压 36.4 46.8 54.6   V
Continuous output discharging current 持续输出放电电流 ≤ 15 A
Ambient Condition 使用环境条件
Operating temperature 工作温度 -20   60  
Humidity (No Water-Drop) 湿度(无水汽凝结成水珠) 0%   90%   RH
Atmospheric pressure 大气压强 86   106   KPa
Storage Condition 存储条件
Storage temperature 存储温度 -5   30  
Humidity (No Water-Drop) 湿度(无水汽凝结成水珠) 40%   60%   RH
Atmospheric pressure 大气压强 86   106   KPa
Protection Parameters (for Single Cell). 保护参数(单节电性
Over-Charge voltage protection 过充保护
Over-Charge voltage alert 过压报警 Cell voltage ≥ 4220mV  &  1Sec additional delay
Over-Charge voltage protection 1 过充保护电压1    4250   ±30 mV
Over-Charge voltage protection 2 过充保护电压2    4350   ±30 mV
Over-Charge voltage protection release 过充恢复电压   4100   ±100 mV
Over-Charge voltage protection 1 delay time 过充保护1延迟时间 500 1000 2000   mS
Over-Charge voltage protection 3 delay time 过充保护2延迟时间 2000 3000 4000   mS
Over-Charge voltage alert/protection release delay time 过充恢复延迟时间 2000 3000 4000   mS
Over-Discharge voltage protection 过放保护
Over-Discharge voltage protection 1 过放保护电压1  2600 2800 2900   mV
Over-Discharge voltage protection release 过放恢复电压   3000   ±100 mV
Over-Discharge voltage protection release current  (Charging state) 过放后充电解除 Charge current ≥200mA mA
Over-Discharge voltage protection 1 delay time 过放保护1延迟时间 500 1000 2000   mS
Over-Discharge voltage alert/protection release delay time 过放恢复延迟 2000 3000 4000   mS
Into Shutdown mode 进入掉电模式   2500   ±50 mV
Into Shutdown mode delay time 进入掉电模式延迟时间    1800   ±60 S
Battery pack Over-Charge voltage protection 总电压过充保护
Battery pack Over-Charge voltage alert 总电压过压报警 Total voltage ≥ 54.86V  &  1Sec additional delay
Battery pack Over-Charge voltage protection 总电压过压保护   55.25   ±0.5 V
Battery pack Over-Charge voltage protection release 总电压过压恢复   53.30   ±0.5 V
Battery pack Over-Charge voltage protection delay time               
总电压过充保护延迟时间
500 1000 2000   mS
Battery pack Over-Charge voltage alert/protection release delay time
总电压报警/过充恢复延迟时间
2000 3000 4000   mS
Battery pack Over-Discharge voltage protection 总电压过放保护
Battery pack Over-Discharge voltage alert 总电压过放报警 Total voltage ≤ 41.6V  &  3Sec additional delay
Battery pack Over- Discharge voltage protection 总电压过放保护   36.4   ±0.5 V
Battery pack Over-Discharge voltage protection release 总电压过放恢复   39.0   ±0.5 V
Battery pack Over-Discharge voltage protection delay time               总电压过放保护延迟时间 500 1000 2000   mS
Battery pack Over-Charge voltage alert/protection release delay time
总电压报警/过放恢复延迟时间
2000 3000 4000   mS
Charge Over-Current/Discharge Over-Current/Short circuit protection 充电过流/放电过流/短路保护
Over-Current charge protection 1 充电过流保护1   4   ±0.5 A
Over-Current charge protection 2 充电过流保护2   10   ±1.0 A
Over-Current charge protection delay time 充电过流保护延迟时间1 4 5 6   S
Over-Current charge protection delay time 充电过流保护延迟时间2  1 2 3   S
Over-Current charge protection release 充电过流保护释放 Remove the charger or Discharge 移除充电器或放电
Over-Current charge protection release current (Discharge state) 充电过流后放电解除 Discharge current  ≥ 200mA mA
Over-Current discharge protection 1 放电过流保护1    30   ±3 A
Over-Current discharge protection 2 放电过流保护2    45   ±5 A
Over-Current discharge protection 3 放电过流保护3    60   ±10 A
Over-Current protection 1 delay time 放电过流保护1延迟 8 10 12   S
Over-Current protection 2 delay time 放电过流保护2延迟 2 3 4   S
Over-Current protection 3 delay time 放电过流保护3延迟 75 100 125   mS
Over-Current protection 1/2/3 release 放电过流保护1/2/3释放 Remove the load 移除负载
Short circuit discharge protection 放电短路保护   200   ±20 A
Short circuit protection delay time 放电电路保护延迟   320   ±150 uS
Short circuit protection release 短路保护释放 Remove the load 移除负载
Temperature protection 温度保护
Charge over temperature alert  充电高温报警 Temperature ≥ 40℃ & 3Sec additional delay
Charge low temperature alert 充电低温报警 Temperature ≤ 5℃ & 3Sec additional delay
Discharging over temperature alert 放电高温报警 Temperature ≥ 50℃ & 3Sec additional delay
Discharging low temperature alert 放电低温报警 Temperature ≤ -10℃ & 3Sec additional delay
Mosfet over temperature alert  Mosfet高温报警 Temperature ≥ 75℃ & 3Sec additional delay
Temperature alert release 温度报警释放 Hysteresis 5℃ & 3Sec additional delay
Charge over temperature protection 充电过温保护   48   ±5
Charge over temperature protection release 充电过温恢复   43   ±5
Charge low temperature protection 充电低温保护   0   ±5
Charge low temperature protection release 充电低温恢复   5   ±5
Discharging over temperature protection 放电过温保护   65   ±5
Discharging over temperature protection release 放电过温恢复   60   ±5
Discharging low temperature protection 放电低温保护   -20   ±5
Discharging low temperature protection release 放电低温恢复   -15   ±5
Mosfet over temperature protection  Mosfet过温保护   85   ±5
Mosfet over temperature protection release  Mosfet过温保护恢复   60   ±5
Permanent Failure 永久故障(烧断三端保险丝,不可恢复)
Secondary Charge over temperature protection 充电过温保护   80   ±5
Secondary Discharging over temperature protection 放电过温保护   80   ±5
Short Circuit 短路 60       A
Cell balance 电芯平衡
Balance start voltage 平衡启动电压 (充电模式下) 3800 ±50 mV
Balance start voltage 平衡启动电压 (静置模式下) 3500 ±50 mV
Balance start temperature 平衡启动温度  ≥15 ±5
Balance start difference voltage between cells 平衡启动压差   ≥50     mV
Balance cut-off voltage Δcell voltage 平衡关断电压   ≤30     mV
Balance current 平衡电流 30 42 50   mA
Balance condition 平衡条件 Balance on charging mode or idle mode
Current consumption 电流消耗                                          
Normal mode 正常模式   6 10   mA
Idle mode 空闲模式   600 800   uA
Shut down mode (Vcell ≤ 2.5V) 掉电模式   15 50   uA
Idle mode from Normal mode  正常模式进入空闲模式 无充/放电、无通讯活动,延迟2Minutes
main discharging circuit internal resistance of the protection board BMS主回路内阻 ≤15mΩ
Communication 通讯 UART / RS-485
 

在线询价

用手机扫描二维码关闭
二维码