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Last modified by Admin on 2025/05/13 17:17
From version 11.1
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on 2025/05/06 16:35
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To version 2.2
edited by Admin
on 2024/12/11 13:12
Change comment: Update document after refactoring.

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1 -Battery management systems.BMS Mini.WebHome
1 +Battery management systems.BMS Mini 2.WebHome
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1 1  (% data-numbered-headings-start="1" style="--numbered-headings-start: 0;font-size: 0px;color: rgba(0, 0, 0, 0.0);margin-bottom: 0px; margin-top: 0px;" %)
2 2  = Technical specifications =
3 3  
4 -[[image:1734098550308-137.png||data-xwiki-image-style-alignment="center" height="251" width="450"]]BMS Mini is a miniature full-featured centralized BMS for high-capacity lithium-ion batteries. It has many communication interfaces, an ability to collect information during the entire battery lifetime and an integrated DC/DC converter.
4 +BMS Mini 2 is a miniature full-featured centralized BMS for high-capacity lithium-ion batteries. It has many communication interfaces, an ability to collect information during the entire battery lifetime and an integrated DC/DC converter.
5 5  
6 6  == Specifications ==
7 7  
8 -(% style="width:642px" %)
9 -|(% style="width:402px" %)**Parameter**|(% style="width:237px" %)**Value**
10 -|(% style="width:402px" %)Battery voltage, V|(% style="width:237px" %)14 to 78
11 -|(% style="width:402px" %)(((
8 +(% style="width:624px" %)
9 +|**Parameter**|(% style="width:230px" %)**Value**
10 +|Battery voltage, V|(% style="width:230px" %)14 to 78
11 +|(((
12 12  Current consumption @48 V, mA (maximum):
13 13  
14 -* work (no load)
15 -* standby
16 -)))|(% style="width:237px" %)(((
14 + work (no load)
15 +
16 + standby
17 +)))|(% style="width:230px" %)(((
17 17  
18 18  
19 19  30
21 +
20 20  0.2
21 21  )))
22 -|(% style="width:402px" %)Number of cells|(% style="width:237px" %)6 to 18
23 -|(% style="width:402px" %)Cell balancing type|(% style="width:237px" %)Passive
24 -|(% style="width:402px" %)Cell balancing current, mA, @ 4.2 V|(% style="width:237px" %)220
25 -|(% style="width:402px" %)Cell voltage measurement error, V|(% style="width:237px" %)0.004
26 -|(% style="width:402px" %)Cell temperature measurement error, °С|(% style="width:237px" %)2
27 -|(% style="width:402px" %)Output voltage of the internal DC/DC converter, V|(% style="width:237px" %)12 ± 1
28 -|(% style="width:402px" %)Output current of the internal DC/DC converter, A (maximum)|(% style="width:237px" %)3
29 -|(% style="width:402px" %)Number of programmable MOSFETs for contactors (100V, 5A)|(% style="width:237px" %)4
30 -|(% style="width:402px" %)Number of programmable discrete inputs (dry contact)|(% style="width:237px" %)4
31 -|(% style="width:402px" %)Number of programmable discrete outputs (5V, total 100mA)|(% style="width:237px" %)4
32 -|(% style="width:402px" %)Type of the current sensor|(% style="width:237px" %)Hall-Effect sensor, bidirectional, (LEM series: HASS, HTFS, DHAB)
33 -|(% style="width:402px" %)Wired interfaces|(% style="width:237px" %)1xCAN / 1xRS-485 / 1xUSB
34 -|(% style="width:402px" %)Dimensions (length × width × height), mm|(% style="width:237px" %)140 × 117 × 17
35 -|(% style="width:402px" %)Weight, g|(% style="width:237px" %)240 ± 5
36 -|(% style="width:402px" %)Operating temperature range, °С|(% style="width:237px" %)-40 to +85
37 -|(% style="width:402px" %)Headers X1, X3-X9 type|(% style="width:237px" %)Molex series Micro-Fit
24 +|Number of cells|(% style="width:230px" %)6 to 18
25 +|Cell balancing type|(% style="width:230px" %)Passive
26 +|Cell balancing current, mA, @ 4.2 V|(% style="width:230px" %)220
27 +|Cell voltage measurement error, V|(% style="width:230px" %)0.004
28 +|Cell temperature measurement error, °С|(% style="width:230px" %)2
29 +|Output voltage of the internal DC/DC converter, V|(% style="width:230px" %)12 ± 1
30 +|Output current of the internal DC/DC converter, A (maximum)|(% style="width:230px" %)3
31 +|Number of MOSFETs (to drive power contactors)|(% style="width:230px" %)4
32 +|MOSFETs output voltage, V (maximum)|(% style="width:230px" %)100
33 +|MOSFETs output current, A (maximum)|(% style="width:230px" %)5
34 +|Number of discrete inputs (dry contact)|(% style="width:230px" %)4
35 +|Number of discrete outputs|(% style="width:230px" %)4
36 +|Discrete outputs voltage, V (typical)|(% style="width:230px" %)5
37 +|Discrete outputs current, mA (maximum)|(% style="width:230px" %)100
38 +|Type of the current sensor|(% style="width:230px" %)Hall-Effect sensor, bidirectional, (LEM series: HASS, HTFS, DHAB)
39 +|Wired interfaces|(% style="width:230px" %)1xCAN / 1xRS-485 / 1xUSB
40 +|Wireless interfaces|(% style="width:230px" %)Wi-Fi (optional)
41 +|Dimensions (length × width × height), mm|(% style="width:230px" %)140 × 117 × 17
42 +|Weight, g|(% style="width:230px" %)240 ± 5
43 +|Operating temperature range, °С|(% style="width:230px" %)-40 to +85
38 38  
39 39  == Overall and mounting dimensions ==
40 40  
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42 42  
43 43  == Typical battery system ==
44 44  
45 -Typical battery system based on the BMS Mini is shown on figure below.
51 +Typical battery system based on the BMS Mini 2 is shown on figure below.
46 46  
47 47  [[image:1733738121167-480.png]]
48 48  
55 +== Safety rules ==
56 +
57 +The BMS can be connected to batteries with life-threatening and health-hazardous voltage levels. When working with high-voltage batteries, observe electrical safety regulations, use safety glasses, protective clothing, insulated tools, and appliances.
58 +
59 +(% class="box errormessage" %)
60 +(((
61 +**The system is not designed to work with batteries with total voltage more than 80 volts.**
62 +)))
63 +
49 49  
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