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INR18650-2600mAh Li-ion Rechargeable cylindrical battery,2600mAh Li-ion battery,18650 battery ,Long life lithium ion battery
Safety Characteristic of e-bike cylindrical power lithium-ion batteries NO. Item Standard Test Method 1 Overcharge No fire¡¢No explosion After standard charge, rest for 10mins; then charge at constant current of 3C5A to 10V.(or charge at 3C5A for 90mins).&©|160; 2 Forced discharge No fire¡¢No explosion The battery to be discharged with standard discharging condition, Inverse charge current =1C5A£»time: ¡Ý &©|160;90mins&©|160; 3 Short Circuit test No fire¡¢ No explosion The battery to be fully charged with standard charging condition, and short the positive and negative terminals&©|160; &©|160; &©|160; &©|160; &©|160;with wire resistance &©|160;¡Ü50m¦¸.Tests are to be conducted at 23℃¡À3℃ &©|160;and at 55℃ ¡À5℃, keep 24h or case temperature decline to 20% of the max temperature ,test is over.&©|160; 4 Crush test No fire¡¢No explosion A battery is crushed between two flat surfaces. The applied force is 13 kN¡À1kN by hydrocylinder, Once the maximum pressure has been obtained or voltage decrease to 1/3 of nominal voltage sharply, then release pressure.&©|160; 5 Shock test No fire¡¢No explosion The full charged battery is fixed on shock table, to force a certain shock to three mutual vertical direction, in initial 3ms, the min. average acceleration is 75gn,the peak acceleration is between 125gn and 175gn. 6 Heating test&©|160; &©|160; &©|160; &©|160; &©|160;(130℃) No fire¡¢No explosion The cells are fully charged with standard charging condition, and put into incubator with nature air or cycled air convected, heat battery by velocity of 5℃ ¡À2℃/min to 130℃¡À2℃,and maintain for 10mins.&©|160; &©|160; &©|160; 7 Temperature&©|160; &©|160;Cycling Test no leakage, no fire, no explosion The fully charged batteries are placed in a test chamber and subjected to the following cycles: a) Raising the temperature to 75℃ ¡À2℃ within 30 minutes and maintaining this temperature for 6 hours. b) Reduc |
Company: |
Jiangsu Sunpower Co., Ltd.
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Contact: |
Ms. Yuanyuan Zhang |
Address: |
No. 8, Xingyuan Road, Huangqiao Industrial Park, Taixing, Jiangsu, China |
Postcode: |
225411 |
Tel: |
86-0512-58566663 |
Fax: |
86-0512-58566663 |
E-mail: |
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