شركة بطارية فوسفات حديد الليثيوم عالية الجودة

ELECTRICAL PERFORMANCE

Nominal Voltage

12.8 V

Nominal Capacity

20 Ah

Capacity @ 4A

300 min

Energy

256 Wh

Resistance

≤30 mΩ @ 50% SOC

Self Discharge

<3% / Month

Cells

IFR26650EC

CHARGE PERFORMANCE

Recommended Charge Current

7 A

Maximum Charge Current

35 A

Recommended Charge Voltage

14.6 V

BMS Charge Cut-Off Voltage

<15.6 V (3.9V/Cell)

Reconnect Voltage

>14.4 V (3.6V/Cell)

Balancing Voltage

<14.4 V (3.6V/Cell)

Maximum Batteries in Series

4

DISCHARGE PERFORMANCE

Maximum Continuous Discharge Current

35 A

Peak Discharge Current

70 A (3s)

BMS Discharge Cut-Off Current

105 A ± 5 A (31 ms)

Recommended Low Voltage Disconnect

11.0 V (2.75V/Cell)

BMS Discharge Cut-Off Voltage

>8.0 V (2s) (2.0V/Cell)

Reconnect Voltage

>10.0 V (2.5V/Cell)

Short Circuit Protection

250 ~ 500 μs

MECHANICAL PERFORMANCE

Dimension (L x W x H)

195 x 131 x 171 mm

7.7 x 5.2 x 6.7”

Approx. Weight

9.7 lbs (4.4 kg)

Terminal Type

T11

Terminal Torque

80 - 100 in-lbs (9 - 11 N-m)

Case Material

ABS

Enclosure Protection

IP65

TEMPERATURE PERFORMANCE

Discharge Temperature

-4 ~ 140 ºF (-20 ~ 60 ºC)

Charge Temperature

32 ~ 113 ºF (0 ~ 45 ºC)

Storage Temperature

23 ~ 95 ºF (-5 ~ 35 ºC)

BMS High Temperature Cut-Off

149 ºF (65 ºC)

Reconnect Temperature

131 ºF (55 ºC)

COMPLIANCE

Certifications

CE (battery) UN38.3 (battery)

UL1642 & IEC62133 (cells)

Shipping Classification

UN 3480, CLASS 9