Technical Terms - BYD Battery-Box L 3.5(AU) User Manual

When BYD Battery-Box LV operates in low temperatures, the charge and discharge current is
adjusted automatically.
low. Please refer to the table below for current parameters related to operating temperature:
Temp. (℃)
Battery Box L
-10~15
15~35
35~50
Remark: The discharging current adjustment takes about 2 minutes.
Temp. (℃)
-10~50
Remark: The discharging current adjustment takes about 2 minutes.
Temp. (℃)
-10~2
2~12
12~50
Remark: The charging current adjustment takes about 2 minutes.

4 Technical Terms

No. Terms
1 Discharge
2 Charge
3 Full charged
4 Idle
5 Shutdown mode
6 SOC
7 SW
8 HW
9 Battery voltage
10 Pack voltage
BYD Battery-Box LV User Manual
The battery will limit the current when the operating temperature gets
Discharging current at different temperatures
Battery Box L
3.5(AU)
50
60
50
Discharging current in backup mode
Battery Box L Battery Box L
3.5(AU)
40
Charging current at different temperatures
Battery Box L
3.5(AU)
15
20
40
Max Current (Ad.c)
7.0(AU)
100
120
100
Max Current (Ad.c)
Battery Box L
7.0(AU)
80
Max Current (Ad.c)
Battery Box L
7.0(AU)
30
40
80
Battery output power for load
To put electricity into battery by the charger
Battery had been full charged, SOC is 100%.
Ready for charging or discharging
State of Charge
The voltage between B+/B-
The voltage between P+/P-
Battery Box L
10.5(AU)
150
180
150
10.5(AU)
120
Battery Box L Battery Box L
10.5(AU) 14.0(AU)
45
60
120
Comment
Power off
Software
Hardware
Battery Box L
14.0(AU)
200
200
200
Battery Box L
14.0(AU)
160
60
80
160
6