High Capacity 3.2V LiFePO4 Battery 280AH For EV And Solar Energy Storage System

Nominal capacity

Refer to 2.2&2.3 standard charge and

discharge procedure

Nominal energy

2. 1.3

Operation voltage

2.5~3.65V

2.0~3.65V

Cell temperature T＞0℃

Cell temperature T≤0℃

Impedance(1KHz)

Fresh cell (25%SOC)

Shipping capacity

Shipping voltage

2. 1.7

≤3.5%/月

Per month ≤3.5%

Fresh cell after 3 month, 40%SOC,

25±2°C storage

Operating temperature

(charging)

2. 1.9

Operating temperature

(discharging)

Cell weight

 Storage ambient humidity < 85% ROH,

no condensation

2. 1. 12

Typical dimension

(W*H*T)

(Width): 173.9±0.5mm

(Height): 207 .3±0.5mm

(Thickness):71.7±0.8mm

Thickness with compression force

(300±20Kgf), Height with Terminal, BOL

(Reference to item 3)

2. 1. 13

Rest SOC

≥5%

Altitude

2. 1. 15

Cycle performance

≥6000Cycles

25±2°C, cycle test by the standard charge and

discharge method under 300±20Kgf preload,

80% nominal capacity

2. 1. 16

Cycle fading

≤5%

25±2°C, cycle test by the standard charge and

discharge method under 300±20Kgf preload

for 200 cycles

2. 1. 17

Storage fading

≤5%

25±2°C, standard charging to 100% SOC

storage under 300±20Kgf preload for 6 month

0.5C CC-CV charge to 3.65 V ,cut off 0.05C

Cell Temperature

2.2.5

Absolute charging temperature

(Cell Temperature)

0~60°C

No matter what charge mode the battery is in,

stop charging once the cell temperature

exceeds absolute charge temperature range

2.2.6

 charging voltage

Max 3.65V

No matter what charge mode the battery is in,

stop charging once the cell voltage exceeds

absolute charge voltage

Maximum discharge current

(continuous)

2.5V

2 0V

(Temp.) T＞0℃

(Temp ) T≤0℃

Cell temperature

2.3.5

Absolute discharge temperature

-20~60°C

Stop discharging once cell temperature is

outside this range regardless of whether

continuous or pulse current is adopted .