Production description
a)Name:LiFePO4 Battery
b)Mode:AL48100
c)Cell :100Ah/3.2V
d)Shelf period :3Year
e)Structure Drawing :
e-1:Product appearance figure:
e-2:Product size chart:
3、Scope and standard
This Product Specification describes the technique requirements, test procedure and precaution notes of LiFePO4 Battery to be supplied to customer by Dong guan A&S Power Technology Co., Ltd.
4、Specification
NO Items Parameter Remarks
4.1 Rated Capacity: 100Ah
Discharge: 100A
cut-off voltage: 37.5V
Minimum Capacity: 100Ah
4.2 Energy: 4800Wh
4.3 Nominal Voltage: 48V
4.4 Open Voltage: 48V~51V
4.5 Load Voltage: ≥48V 10Ω
4.6 Internal Impedance: ≤50mΩ AC 1KHz after standard charge
4.7 Charge voltage: 54.75V
4.8 Standard charge current: 5A-50A
4.9 Max charge current: 100A
4.10 Standard discharge current: 100A
4.11 Peak discharge current: 110A (10s)
4.12 Discharge cut-off voltage: 37.5V
4.13 Operating Temperature
0℃~45℃ Charge
-5℃~60℃ Discharge
4.14 Storage Temperature
-5℃~45℃ Less than 1 month
-5℃~35℃ Less than 3 months
4.15 Weight: About 35.5kg
4.16 Size: 522*240*220mm
5、Battery configuration
NO
Item
Criteria
Remarks
3.1 Cell 100Ah/3.2V LiFePO4
6、Battery Performance Test
6.1、Appearance
There shall be no such defect as scratch, bur and other mechanical scratch, and the connector should be no rust dirt.
6.2、Test Equipment
(1) Dimension Measuring Instrument
The dimension measurement shall be implemented by instruments with accuracy no less than 0.01mm.
(2)Voltmeter
Class with national standard or more sensitive class with inner impedance not less than 10 KΩ/V.
(3)Ammeter
Class with national standard or more sensitive class. Total external resistance including ammeter and wire is less than 0.01Ω.
(4)Impedance Meter
Impedance shall be measured by a AC impedance method (AC 1kHz LCR meter).