Высокая твердость 60 HRC твердая накладка стальные пластины
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2023 Highstar литий ионная аккумуляторная батарея 3 В Aa Li Ion горячая Распродажа ячеек Lifepo4 перезаряжаемые литий ионные литиевые батареи
- Категория: >>>
- Поставщик: Jiangxi Dintel Battery Technology Co. Ltd.
Сохранить в закладки 1600917028045:
Описание и отзывы
Характеристики
Product Description
NO. | Item | Specifications | ||||
1 | Minimum capacity | *20.0Ah | 0.5C@3.65~2.5V@25±2℃ | |||
2 | ACIR@1KHz | ≤ 1.8mΩ | 27%SOC@25±2℃ | |||
3 | Weight | About 392.5g (±5%) | ||||
4 | Charge cut-off voltage | 3.65V | ||||
5 | Discharge cut-off voltage | 2.50V | ||||
6 | Operating voltage rang | 2.50~3.65V | ||||
7 | Nominal voltage | 3.2V | 0.5C@3.65~2.50V@25±2℃ | |||
8 | Operating temperature | Charge | 0~15℃ | 0.2C(max) to 3.50V | ||
16~35℃ | 0.5C(max) to 3.65V | |||||
36~45℃ | 0.5C(max) to 3.65V | |||||
Discharge | -20~60℃ | |||||
9 | Standard charge method | 0.5C CC to 3.65V,3.65V CV to 0.05C | ||||
10 | Standard discharge method | 0.5C | ||||
11 | Max charge current | 2.0C | ||||
12 | Max discharge current | 3.0C | ||||
13 | Storage temperature (27%SOC state) | 12months | -20~25℃@80%RH max | |||
3months | -20~35℃@80%RH max | |||||
1month | -20~45℃@80%RH max | |||||
Product performance description
Battery thickness 7.55mm length 202.5mm width 133mm weight 392.5g capacity 20Ah single piece of the main material is lithium iron
phosphate, the process is soft pack laminated type, high energy density, high rate, the shell is made of aluminum plastic film
material, the overall weight is light.
phosphate, the process is soft pack laminated type, high energy density, high rate, the shell is made of aluminum plastic film
material, the overall weight is light.
Grouping standard | ||||||||
Cell assembly standard | Capacity | Voltage | Internal resistance | k value | ||||
*300mAh | *5mV | 0.4mΩ | ≤0.03mV/h | |||||
Dimension & Drawing for battery (without scales)
Test Procedure and its Standard
Item | Test method | Standard | |
1 | Appearance | Visual | No Defects and Leakage |
2 | Dimension | Caliper for dimension | As item 4 |
3 | Weight | Balance | As item 3.3 |
4 | Shipment voltage | Voltmeter | 3.20~3.30V ( 27±3%SOC) |
5 | Initial Internal Impedance | Measure the AC impedance at 1kHz | ≤ 1.8m Ω (27% SOC) |
6 | Discharge Capacity | Follow standard discharge after standard charge, at 25±2℃ | *≥20.0Ah |
7 | Cycle Life (25±2℃, With splint ,Rest for 30 min between each cycle.) | Charge: 0.5C CC charge to 3.65V, 3.65V CV charge to 0.05C cut-off; Discharge: 0.5C CC discharge to 2.5V | ≥80% Initial capacity @2000 cycles |
8 | Leakage Test | The battery which is fully charged shall be stored at 60±2℃ and 85±5% RH for 7 days. | No Leakage. |
9 | H/L Temp. Characteristic (Hold for 5h@55℃ or 20h@-20℃ after full charging) | Charge: 0.5C CC charge to 3.65V, 3.65V CV charge to 0.05C cut-off at 25±2C Discharge: 0.3C CC discharge to 2.0V at -20±2℃ ; 0.5C CC discharge to 2.5V at 55±2℃ . | Discharge capacity rate: *≥50%Initial Capacity -20±2℃ *≥90%Initial Capacity 55±2℃. |
charge and discharge curve
A.Curve of cycle life
B.Curve of different discharge rate
C.Curve of different charge rate
Safety Criteria for Acceptance
Item | State | Test method | Standard |
External Short | Fully Charged | Battery terminals are short-circuited with a resistance of less than 100mΩ for 10minutes. Observe 1 hour. Tests are to be conducted at room temperature. | NO EXPLOSION AND NO FIRE. |
Over-Discharge | Fully Charged | 1C CC discharge for 90minutes after standard charge，Observe 1 hour. | NO EXPLOSION NO FIRE AND |
Heating | Fully Charged | Put the battery into an oven at RT, and increase the temperature at a rating of 5℃/min to 130±2℃, after the oven temperature reached to 130℃±2℃, maintain for 30 minutes at that temperature before the test is discontinued.，Observe 1 hour. | NO EXPLOSION AND NO FIRE. |
Crush | Fully Charged | Crush between two flat plates. Applied force is about 13kN, Observe 30min. | NO EXPLOSION AND NO FIRE. |
Overcharge | Fully Charged | 0.33C CC Charge the battery to 1.1times of the max charge voltage or continue to charge for 1hour after charge the battery to the 115%soc, Observe 1 hour. | NO EXPLOSION AND NO FIRE. |
Temperature Cycling | Fully Charged | Reducing the chamber temperature to -40℃ within 60 minutes and maintaining this temperature for 90 minutes, Raising the chamber temperature to 25 ℃ within 60minutes, Raising the chamber temperature to 85℃ within 90minutes and maintaining this temperature for 110 minutes, Reducing the chamber temperature to 25℃ within 70minutes. Repeating the sequence for a further 4cycles, Observe 1 hour | NO EXPLOSION AND NO FIRE. |
Product Details & Application
Product usage introduction
Polymer lithium ion soft pack battery mainly gathers new energy vehicle gauge level industrial energy storage power supply at home and abroad,applied to two wheeled electric vehicles and balanced vehicles.
Description of product use effect
This product is often used in Europe and the United States home energy storage , has a good standard size and capacity configuration.
Company Profile
Jiangxi Dintel Battery Technology Co., Ltd.
JiangxiDintel Energy Technology Co., Ltd. was founded in March 2021, located in Yichun, Jiangxi, known as the "lithium capitalof Asia"! With an annual production capacity of 2GWh, the company is an enterprise focusing on the research and development,production and sales of high-end polymer soft pack power lithium-ion batteries. The products are used in the fields of new energyvehicles, overseas home energy storage, electric garden tools, shared power change for two-wheelers, etc. The existing productsystem covers three-way lithium iron phosphate batteries. The capacity of a single cell is focused between 20-100Ah. At present,the company has obtained a total of 10 utility model, invention patents, through the continuous pursuit of technology leadershipand production process innovation, with multi-dimensional disruptive micro innovation technology, to provide global customers withhigh safety, cost-effective energy system and overall energy solutions. At the same time, we also undertake OEM and ODM orders. Whether you are selecting a product from our existing catalog or seeking help in engineering application, please feel free tocontact our customer service center and tell us your purchasing requirements.
Certifications
Sample Room
Production Process
Packing&Shipping
FAQ
1.Which model should I choose?
Tell us your demands for cells, including capacity, voltage, charge and discharge rate, application areas, etc. We will recommend you the most suitable cell model.
2.How do I guarantee product quality?
We develop raw material to produce cell , We control well in cell production process, we test performance of batteries before shipping, and provide good after-sale service.
3.What should I do if I find something wrong with batteries?
Describe your problems to us, we will quickly response to that and provide solutions as soon as possible.
4.What about price? Can I get lower price for my order?
It depends on your quantities, the more order you place, the more discount you will get.
5.Why I get different quotation for the same product during different time of the year?
Cell Price changed according to currently raw materials price every month.So our quotation validity is 30 days.
If you have more details, please fell free to contact us.
Tell us your demands for cells, including capacity, voltage, charge and discharge rate, application areas, etc. We will recommend you the most suitable cell model.
2.How do I guarantee product quality?
We develop raw material to produce cell , We control well in cell production process, we test performance of batteries before shipping, and provide good after-sale service.
3.What should I do if I find something wrong with batteries?
Describe your problems to us, we will quickly response to that and provide solutions as soon as possible.
4.What about price? Can I get lower price for my order?
It depends on your quantities, the more order you place, the more discount you will get.
5.Why I get different quotation for the same product during different time of the year?
Cell Price changed according to currently raw materials price every month.So our quotation validity is 30 days.
If you have more details, please fell free to contact us.
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