NO. |
Names |
Specifications |
1 |
Voltage Detection |
Maximum strings support from the voltage detector: 12 * n (n ≤ 25, total pressure ≤ 1000V) |
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|
Voltage detection range: 0 to 5 V (other voltages can be customized) |
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|
Voltage detection accuracy of ± 5mV |
2 |
Temperature Detection |
Temperature detection maximum support 3 * n (n ≤ 25) |
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|
Temperature sensing range of -40 ° C to 125 ° C |
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|
Temperature measurement accuracy ± 2 ° C (-40 ° C ~ 85 ° C) |
3 |
Current Detection |
Current ranges ± 1000A (Current sensor optional) |
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|
Current measurement accuracy of ± 1% |
4 |
BCU module relay control |
3-way active output interface, 1-way passive output interface |
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|
Rated load current ≤ 1.2A, peak current ≤ 4A |
5 |
BMU module relay control |
2-way relay control, rated load current ≤ 1.2A peak current ≤ 4A |
6 |
Passive equilibrium |
At the same time, can open 3-way balance under certain conditions, and different balances are independent of each other, the maximum current 250mA |
7 |
Balanced failure protection |
Effective protection of the battery safety |
8 |
485 conmmunications |
3-way 485 communication interface |
9 |
BCU module CAN communications |
3-way CAN communication interface |
10 |
BMU module CAN communications |
1-way CAN communication interface |
11 |
Switching signal output |
4-way switch signal output, the maximum load current of 500mA |
12 |
Active signal input |
2-way active signal input, 9 ~ 36V |
13 |
Data Display |
LCD screen can be connected through the 485 BUS |
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|
Can connect the host computer via 485 or CAN |
14 |
SOC estimation error |
< 5% |
15 |
Failure alarm |
Buzzer sound alarm |
16 |
Data storage |
Support 2 ~ 8G high-capacity SD data storage card |
17 |
DTU interface |
Reserved DTU Interface using 485 protocol |
18 |
System power consumption |
The BCU: 3W, the BMU: 0.5W |
19 |
Operation voltage range |
12V system: DC9 ~ 18V (excluding LCD screen) |
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|
24V system: DC18 ~ 32V (excluding LCD screen) |
20 |
Operation tempreture range |
-30 º C~ 75 º C |
21 |
Storage Temperature range |
-40 º C~ 85 º C |
22 |
Dimensions (mm) |
BCU module size: 165 * 106 * 43 |
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BMU module size: 124 * 91 * 40 |