384V500AH
15
4.2 System Parameter
Parameters
Minimum
value
Typical
values
Maximum
value
Unit
Note
Total voltage detection range
12
\
900
V
Default detection V 12~900
Total voltage detection
accuracy
\
\
\
%
≤0.2%
Number of total voltage test
paths
\
\
2
\
Two relay adhesion can be
detected
Total number of batteries
detected
4
\
240
S
BMU support up to 25
Single cell Voltage Detection
Range
0
\
5
V
\
Single Voltage Detection
Accuracy
\
\
0.5
%
≤0.2,±5 mV error
Current detection range
-600
\
600
A
Current detection error
0
1
1%FSR
A
Typical value ± A 1
Number of channels for t
emperature detection
1
4:1
300
Piece
Temperature detection range
-40
125
℃
\
Temperature detection
accuracy
0
1
2
℃
NTC ,100KB3950
Insulating Resistance
Detection Error
0
10KΩ
10%
KΩ
0~200 KΩ, error <15 KΩ;
>200 KΩ, error ≤±15%
Equilibrium current
0
40
90
mA
\
Equilibrium opening minimum
voltage difference
30
50
800
mV
CAN number of channels
\
\
3
\
CAN2.0B
485 Communications
\
\
1
\
Support 1 channel
Number of relay output
channels
\
\
4
\
active, lasting 1 A,
instantaneous 5 A
Number of level input
channels
\
\
2
\
High Level Effective
Main slave maximum
cascades
0
\
25
\
Advice, system string <240,
Temperature <200, total frame
<200
SOC estimation error
0
3%
5%
\
≤5%
SOH estimation accuracy
0
5%
10%
\