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UN38.3 Lithium Ion Electric Bicycle Battery Pack 36V 50A

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Shenzhen guanyu new energy technology co., ltd

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UN38.3 Lithium Ion Electric Bicycle Battery Pack 36V 50A

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Brand Name :	GUANYU
Model Number :	GUANYU-FF301
Certification :	CE/ROSH/UL/MSDS/UN38.3
Price :	Negotiable
Payment Terms :	30% before production，70% before delivery
Supply Ability :	10000 packs per month
Delivery Time :	3-6 weeks

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Product Details
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UN38.3 Lithium Ion Electric Bicycle Battery Pack 36V 50A

Lithium-ion electric bicycle battery pack 36V 50A

PRODUCT DESCRIPTION

Introduction

Battery specification: 26650 / 3.7V /5000mAh
Nominal voltage: 36V
Nominal capacity: 50A
Charging voltage: 42V
Termination voltage: 27.5V
Charging temperature: 10~45℃
Discharge temperature: -20~50℃
Storage temperature: -20~40℃
Lithium-ion battery protection: short circuit protection, overcharge protection, over discharge protection, over current protection, temperature protection, etc.

Product Specification

content	Testing method	Remark
Charge cut-off voltage	42V
Discharge cut-off voltage	27.5V
Standard charge	Under the condition of the ambient temperature of 25 ± 2 ℃ , Charge the battery at constant current of 0.2C to reach 42V. Then charge the battery at constant 42V voltage until the charging current decreasing to 0.02C.
Standard discharge	After the standard charging , rest for 1 hour then discharge to 27.5V@0.2C.
Rated capacity	Typical capacity:50A	standard discharge after standard charge
Operation temperature range	:10~45℃	60±25%R.H
Operation temperature range	:-20~60℃	60±25%R.H
Storage temperature	≤1 month: -20 ~ 45℃	60±25%R.H Best 10~25℃ for long-time storage
	≤3 months: -10 ~ 30℃
	≤1 year: 0 ~ 30℃
Impedance	/
Weight	Approx:≈10Kg

Mechanical Performance

No.	content	Testing method	Requirements
1	Vibration Test	After standard charging, put battery on the vibration table. 30 min experiment from X, Y, Z axis. Scan rate: 1oct/min; Frequency 10- 30Hz, Swing 0.38mm; Frequency 30-55Hz, Swing 0.19mm.	No influence to batteries' electrical performance and appearance.
2	Drop Test	Random drop the battery from 1.0m height onto wood board 6 times.	No explosion or fire

PCM layout

TBD

Item	Content	Criterion
Over charge Protection	Over charge detection voltage	3.500±0.15V
	Detection delay time	1.2±0.2S
	Over charge release voltage	3.800±0.050V
Over discharge protection	Over discharge detection voltage	2.000±0.050V
	Detection delay time	144±29mS
	Over discharge release voltage	2.300±0.100V
	Rated operational current	≤5A
Over current protection	Over current detection current	6-15A
	Release condition	Cut load
	Detection delay time	9±2mS
Short protection	Detection condition	Exterior short circuit
Short protection	Release condition	Cut short circuit
Balanced	Balanced open voltage	/
	Balanced release voltage	/
	Balanced current	/
Temperature protection	Operation temperature	/
Temperature protection	Recovery temperature	/
Current consumption	Current consume in normal operation	≤70.0μA
NTC	/	/
PCB Dimension(LWH)	PCM-F19.2V 6/15A-NS

About company:

* Guanyu has 15 years experience of battery packs. Our customers are from all over the world.
* Develop products according to customer requirements or product orientation.
* The automated battery assembly line can process 7K-10K cells every day to guarantee fast delivery for the orders.
* Offer 200 test points for the battery within 60V 10A and 32 test points for the battery within 100V 20A.
* SAP & MES dual system to coordinate daily production.

Delivery Time:

- Material Preparation Time: 7-15 days (or inventory)
- Production & Assembly Time 3-10 days
- Testing & Packaging Time: 2-10 days
- Total Delivery Time: 30-45days
- The faster delivery could be negotiable.

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Lithium-ion electric bicycle battery pack 36V 50A

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