BN4812DY Battery for Electric Vehicle

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Basic Info

Type:Lithium-Ion Batteries	Usage:Car, Bus, UPS, Electric Power, Electric Bicycle,
Nominal Voltage:48V	Discharge Rate:High Discharge Rate
Shape:Square Battery	Rechargeable:Chargeable

Battery Model No.	BN4812DV
Material	MnNiCo Composite Material + LiMn2O4
Nominal Voltage (V)	48V
Nominal Capacity (C2, 25? )	12Ah
Battery Pack Dimension (mm)	199mm X 149mm X 96mm (L X W X H)
Nominal Weight (Kg)	3.9Kgs ± 0.1
Charge Limited Voltage (V)	58.8V
Continuous Charge Current (A)	2A
Maximum Charge Current (A)	5A
Charge Mode (Constant Current/Constant Voltage)	2A X 6.5h

Discharge Cut-off Voltage (V)	= 39V
Continuous Discharge Current (A)	= 10A
Maximum Continuous Discharge Current (A)	= 15A
Cycle Life at 100% D.O.D.	= 800 Cycles
Charging Port / Discharging Port	Banana Plug / Banana Plug
Capacity Retention Rate at 0?	= 90%
Self-Discharge Rate (25?)	= 3% per month
Temperature Characteristic	Charging:0? - 40?
	Discharging:-20? - 40?
	Storage:-20? - 40?

FEATURES:

1.Modularized design and pefectly compatible to the electric bicycles which are using traditional VRLA batteries

2.Green " and environment-friendly, no pollution to the environment during production and normal usage

3.Stable structure and simplified production process enables mass production and easy maintenance

4.Completely new protection design of water-proof, fire-proof, shock-resistance enable high safety

5.Professional protection module and BMS ensures the battery pack to be protected perfectly

6.High weight and measurement specific energy ensures the battery pack extremely long-voyage ability

7.Super long life supported by innovative technologies, high quality material and strict manufacturing control

Warning:

In order to prevent any possible battery leaking, heating, please benoticed for below preventative measures:

1.When the battery pack's terminal voltage is higher than 36V (safety voltage forhuman body), any body contact to the battery terminals is prohibited.

2.The battery pack must be fully charged before discharge at the first time of use

3.For those battery packs which require long period storage (3 months above), they must be stored at dry, clean and well-ventilated place. The battery pack must be re-charged and discharged in every 3 months, and storage temperature shall be between -10?~45?

4.Leaving the battery pack at heat source is prohibited

5.Slapping, throwing or treading on the battery pack is prohibited

6.Short-circuiting the battery positive and negative is prohibited.

7.Disassembly or refit of battery pack without premission of Chilwee engineers is prohibited

8.Immersing the battery pack into water is prohibited. Battery pack must be stored at dry and clean environment while it is not in use.

9.The user must use quality charger to charge the battery, or as per Chilwee's recommendation

CHAOWEI POWER CO., LTD.
No. 12 Zhizhou Ave., Zhicheng New Industrial Park, Changxing County, Zhejiang Province, China. 313100

Tel: +86 572 6200283 Fax: +86 572 6054410
Web: www.cnchaowei.com Email: info@chaowei.biz

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Zhejiang Chaowei Energy & Power Co.,Ltd