-40-60℃ 33140 10Ah Cylindrical Sodium-ion Battery Cell for Low Temperture Environment Hot Sell

1.1

Nominal voltage

@3.95V～2.0V

10.0

Ah

0.5C charge and discharge@25℃

1.2

Operating voltage

3.0

V

1.3

AC Impedance  

≤3

mΩ

AC 1kHz,3.2V

1.4

DC Impedance  

≤10

mΩ

2C 30s,3.2V

1.5

Cell Weight

270±5

g

/

1.6

Typical dimension

(D*H)

Diameter：φ33.2±0.2

 Height：140±0.3

mm

SIZE

1.7

Charging cut-off voltage

3.95

3.9

3.8

V

0℃<T

-10℃≤T≤0℃

-20℃≤T<-10℃

1.8

Charging cut-off current

500(0.05C)

1000(0.1C)

mA

T>0℃

T≤0℃

1.9

Discharge cut-off voltage

2.0

V

Discharge to 0V

1.10

Standard continuous charging current

5000

mA

0.5C

1.11

Maximum continuous charging current

30000

mA

3C CC to 3.95V

Charging capacity>90%

Temperature rise<20℃

1.12

Standard continuous discharge current

5000

mA

0.5C

1.13

Maximum continuous discharge current

30000

mA

3C CC to 2V

Discharging capacity> 90%

Temperature rise<20℃

1.14

Energy density

≥110

Wh/kg

Temperature and charging

performance

>70℃

Charging is not allowed

45-70℃

0.5C

2C

Charging is not allowed

30-45℃

0.5C

3C

5C and 40% of battery SOC, time <8min

15-30℃

5C

1C

3C and 50% of battery SOC, time <15mim

0-15℃

0.33C

0.5C

Charging is not allowed

-10-0℃

02C(39V)80%SOC

Charging is not allowed

20-10℃

0.1C(38V)75%SOC

Charging is not allowed

Sub-item

Battery surface temperature

size of product

Condition

Higher Rate

25℃±2℃

Charging capacity: 99% rated charging

capacity

2C CC to 4V for a temperature rise of 8℃

25℃±2℃

Charging capacity:

90% of the rated

charging

3C CC to 4V for a temperature rise of 15℃

Typical temperature and discharge capacity

30℃

≥75%

For 12h, the standard discharge current is delegated to the current capacity relative to the nominal capacity

20℃

≥85%

0℃

≥90%

25℃

≥100%

45℃

≥100%

60℃

≥95%

Discharge temperature interval

40℃-70℃

When the battery temperature exceeds this temperature, it shall stop working

Higher-rate discharge capability

Standard discharge current

0.5C

≥100%

25℃, relative capacity under standard charge and discharge

Maximum continuous discharge current

3C

≥90%

25℃, relative capacity under standard charge and discharge

Maximum pulse discharge current (long time)

10C

30s

25℃ <cell surface temperature <60℃, SOC> 50%

Maximum pulse discharge current (short time)

15C

3S

25℃ <cell surface temperature <60℃, and cell SOC> 50%