FEATURE:

1. Can be adjust protect parameter according to customer

2. RS485,RS232,CAN bus 

3. Communication protocal can be programed according to customer

4. Smart battery management Software of PC via USB bridge tool

5. Can communication with our handing device to fault detection

FAQ:

1. Q: Can I have samples to test? And what is lead time for sample order?
     A: Yes, we can supply samples in 5-20 days depending on the product buyer want, and buyer pay for sample cost and shipping cost. 

2. Q: Can we redesign the BMS?

    A: Yes, we can redesign the BMS according to customer’s size and CAN or RS485 protocol. Please let us know your requirement.

3. Q: What's your guarantee for BMS quality?

    A: All our BMS enjoy 1 year warranty after shipping.

4. Q: Can we customize special size of BMS?

    A: Yes, we provide custom design. Please let us know your customization requirement.

Product Details

KEY SPECIFICATION
Items		unit	min	typical	max
Manage Cells		serial	7	Customized	24
Dimension	50A:190mm（L）x67mm(W)x25mm(H)
Accuracy of measurement	SOC (0%~20%)	%		2
	SOC   (80%~100%)	%		2
	SOC (20%~80%)	%		6
	Cells measurment	mv	2	5	10
	current (>0.1A,<5A)	A		0.01
	current    (>5A,<20A)	%		0.5
	current t(>20A)	%		0.5
	temprature(-40~120)	℃		1
Over Voltage Protect	OVP Detect for   cell Max	V	4.19	4.2	4.21
	OVP Release for cell	V	4.14	4.15	4.16
	OVP Detect Delay Time	Sec		4
Under Voltage Protect	UVP   Detect for cell	V	2.74	2.75	2.76
	UVP Detect Delay Time	Sec		4
	UVP Release for cell Min	V	2.95	3	3.05
Charge Protect	Over   Charge Current Protect	A		50
	Over Charge Current Protect Detect Delay Time	S		4
Discharge protect	Continuous   Discharge Current=<	A		50
	Over-Load Current Protect>	A		51
	Over-Load   Current Protect Delay Time	S		10
	Over-Load Current Protect>=	A		80
	Over-Load Current Delay Time	S		4
	Load Short Circuit Protect	A		200
	Short Circuit Protect Delay Time	uS		220
	Short Circuit Protect			YES
Voltage Balance	Balancing   Volt @ Volts variance>20mV	V		4
	Voltage BalanceReset @ Volts Var.<20mV	V		4
	Balancing Current	mA			1000
Temperature Protect	OTP   @ Charging	℃		65
	OTP Reset @ Charging	℃		55
	OTP @ Discharge	℃		75
	OTP @ Discharge Reset	℃		60
Current Consumption	Working   Current Consumption	uA		600
	Shutdown Current Consumption @ Vcel=3	uA		20
Temperature	Working   Temperature	℃	-20	25	75
	Ambient Temperature	℃	-20	25	45
	Storage Temperature	℃	-30	25	80