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34
Integrated Lithium-ion Battery Pack
User Manual
6 ENVIRONMENT PROTECTION
parameters
Voltage
(V)
Capacity
(Ah)
Limited discharge voltage(V)
The largest
current (A)
Notes
Cyclic
Standby
51.2
50
44.0
43.2
15
1 parallel
51.2
100
44.0
43.2
30
2 parallels
51.2
150
44.0
43.2
45
3 parallels
51.2
200
44.0
43.2
60
4 parallels
51.2
250
44.0
43.2
75
5 parallels
5.2
The main performance index of the battery
For lithium battery of BTESF48V series module, the electrical performance as
shown in table 5-5.
Table5-5 Multiple group parallel discharge technology parameters
Items for test
Testing methods
Requirements
0.1C
discharge
performance
Standard battery charge, 1h within 1h
with 0.1C discharge current to 40.5V,
Record the discharge time.
Discharge time ≥ 600min
0.5C
discharge
performance
Standard battery pack, 1h within 0.5C
discharge current to 40.5V, record the
discharge time.
Discharge time≥ 115min
High
temperature
performance
After the battery pack is charged in
the standard (60
±
2)
℃
high
temperature box for 4 hours and then
discharged to 40.5V at 0.1C, record
the discharge time.
Discharge time≥ 600min
Low
temperature
performance
(-10
℃
)
After charging, the battery pack is put
in the low temperature box of(-10
±
2)
℃
for 6 hours, then discharged to
40.5V at 0.2C at this temperature,
record the discharging time.
Discharge time≥ 180min
Low
temperature
performance
(-20
℃
)
After charging, the battery pack is
allowed to stand for 6 hours at (-20
±
2)
℃
, then discharged to 40.5V at
0.2C at this temperature. Record
discharge time.
Discharge time≥ 120min
