4S 12V 500A Smart Lithium Ion Battery Management System For 3-4Ah Motorcycle Starting Batteries

Price Negotiable

Price: Inquiry

MOQ: 1000UNITS

Delivery Time: 1-2 months

Brand: ECOLITE

Product Description

4S 12V 500A Smart Lithium Ion Battery Management System For 3-4Ah Motorcycle starting Batteries

FEATURES

The BMS battery system is commonly known as a battery butler. Its main function is to intelligently manage and maintain each battery unit, monitor the battery status, prevent the battery from overcharging and over-discharging, and extend the battery life.

Special certificate
Charging overvoltage protection
Discharge overdischarge protection
Discharge overcurrent protection
High temperature protection for charging and discharging
Low temperature protection for charging
Short circuit protection
Balance function
Suitable for 3-4Ah starting battereis

Technical parameters
Function	Test project	Specifications			Unit
Function	Test project	Min	Typical values	Max	Unit
Charging protection	Overcharge protection voltage	3.85	3.90	3.95	V
	Overcharge protection delay time	800.00	1000.00	1400.00	mS
	Overcharge protection restores voltage	3.75	3.80	3.85	V
Discharge protection	Overdischarge protection voltage	1.95	2.00	2.05	V
	Overdischarge protection delay time	800.00	1000.00	1400.00	mS
	Overdischarge protection restores voltage	2.35	2.40	2.45	V

Technical parameters
Function	Test project	Specifications			Unit
Function	Test project	Min	Typical values	Max	Unit
Overcurrent protection	Charging overcurrent protection value	/	/	/	A
	Charging overcurrent delay	/	/	/	mS
	Charging overcurent release recovery conditions	Disconnect the charger
	Discharge overcurrent 1 protection value	475	500	525	A
	Discharge overcurrent 1 protection delay	640	700	825	mS
	Discharge overcurrent protection value 2	950	1000	1050	A
	Discharge overcurrent 2 protection delay	78	90	105	mS
	Recovery conditions for discharge overcurrent protection	Disconnect load

Technical parameters
Function	Test project	Specifications			Unit
		Min	Typical values	Max
Short circuit protection	Short circuit protection delay time	220	400	610	uS
	Short circuit protection recovery	Disconnect load

Technical parameters
Function	Test project	Specifications			Unit
Function	Test project	Min	Typical values	Max	Unit
Balance function	Balanced turn-on voltage	/	3.60	/	V
	Balanced shutdown voltage	/	3.59	/	V
	Equilibrium mode	Passive equilibrium
	Equalizing current	15	20	25	mA

Technical parameters
Function	Test project	Specifications			Unit
Function	Test project	Min	Typical values	Max	Unit
Temperature protection	Charging high temperature protection value	72	75	78	℃
	Charging high temperature protection release value	65	70	75	℃
	Low temperature protection value for charging	-13	-10	-7	℃
	Low temperature protection release value during charging	/	-9	/	℃
	High temperature protection value for discharge	72	75	78	℃
	Discharge high temperature protection release value	65	70	75	℃
	MOS over temperature protection value	87	90	93	℃
	MOS over temperature recovery value	80	85	90	℃

Technical parameters
Function	Test project	Specifications			Unit
		Min	Typical values	Max
Self consumption power	Working mode	/	/	220	uA
Operation temperature	Normal working range	-40	/	95	℃
Size(LWD)		146mm50mm15mm