48 В 20AH

Item(s)

Specification

Remark

Nominal voltage (V)

48

Nominal capacity (Ah)

20

(0.5C @ 25℃)

Min. capacity (Ah)

20

Nominal Energy (Wh)

960

Charging

Charging voltage Max. (V)

54.75

float charge: 51±0.5V

continue charge: 53.5±0.5V

Standard charging current (A)

10

Discharging

End of discharging voltage Min. (V)

39

Continue discharging current Max. (A)

20

Operation Temperature (℃)

Standard Charging

0℃～55℃

(Recycling is not recommended in -20℃～0℃)

Standard Discharging

-20℃～60℃

Storage temperature/humidity

Short term (≤1 month)

-20℃～50℃

Humidity: 65%±20% RH

Short term (≤3 months)

-20℃～35℃

Short term (≤12 months)

-20℃～25℃

Long term (＞12 months)

15℃～25℃

Weight (Kg)

Approx. 12 Kg

Initial resistance (mΩ)

<200

AC 1kHZ

Cycle life

1. Charge: 0.5c to 53V

2. Constant charge to 0.05c, storage for 30min

3. Discharge: 0.5c to 40.5V

4. Storage for 30min

5. Temperature: 25±5℃

3000 cycles

External Dimension (mm)

D*H*W=220x170x300(MAX)

Protection Function

Overcharge protection, over discharge protection, over current protection, short circuit protection, equalization function, current limit protection, temperature protection 

IP

IP30