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Summary

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1 -drafts.BMS Mini S.WebHome
1 +Battery management systems.BMS Mini S.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 -= Technical specifications =
2 += Technical specifications =
3 3  
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.
4 +[[image:1734098499251-558.png||data-xwiki-image-style-alignment="center" height="244" width="450"]]
5 5  
6 +BMS Mini S 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.
7 +
6 6  == Specifications ==
7 7  
8 -(% style="width:624px" %)
9 -|**Parameter**|(% style="width:230px" %)**Value**
10 -|Battery voltage, V|(% style="width:230px" %)14 to 78
11 -|(((
12 -Current consumption @48 V, mA (maximum):
10 +(% style="width:640px" %)
11 +|(% style="width:410px" %)**Parameter**|(% style="width:225px" %)**Value**
12 +|(% style="width:410px" %)Battery voltage, V|(% style="width:225px" %)11* to 52
13 +|(% style="width:410px" %)(((
14 +Current consumption @36 V, mA (maximum):
13 13  
14 14   work (no load)
15 -
16 16   standby
17 -)))|(% style="width:230px" %)(((
18 +)))|(% style="width:225px" %)(((
18 18  
19 19  
20 20  30
21 -
22 -0.2
22 +0.3
23 23  )))
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
24 +|(% style="width:410px" %)Number of cells|(% style="width:225px" %)4 to 12
25 +|(% style="width:410px" %)Cell balancing type|(% style="width:225px" %)Passive
26 +|(% style="width:410px" %)Cell balancing current, mA, @ 4.2 V|(% style="width:225px" %)220
27 +|(% style="width:410px" %)Cell voltage measurement error, V|(% style="width:225px" %)0.003
28 +|(% style="width:410px" %)Cell temperature measurement error, °С|(% style="width:225px" %)2
29 +|(% style="width:410px" %)Output voltage of the internal DC/DC converter, V|(% style="width:225px" %)12 ± 1
30 +|(% style="width:410px" %)Output current of the internal DC/DC converter, A (maximum)|(% style="width:225px" %)3
31 +|(% style="width:410px" %)Number of programmable MOSFETs for contactors (60V, 5A)|(% style="width:225px" %)4
32 +|(% style="width:410px" %)Number of programmable discrete inputs (dry contact)|(% style="width:225px" %)4
33 +|(% style="width:410px" %)Number of programmable discrete outputs (5V, total 100mA)|(% style="width:225px" %)4
34 +|(% style="width:410px" %)Current sensor type|(% style="width:225px" %)Hall-Effect sensor, bidirectional (LEM series: HASS, HTFS, DHAB)
35 +|(% style="width:410px" %)Interfaces|(% style="width:225px" %)1xCAN / 1xRS-485 / 1xUSB
36 +|(% style="width:410px" %)CAN output voltage, V|(% style="width:225px" %)5.0 ± 0.5
37 +|(% style="width:410px" %)CAN output current, mA (maximum)|(% style="width:225px" %)400
38 +|(% style="width:410px" %)Dimensions (length × width × height), mm|(% style="width:225px" %)125 × 117 × 17
39 +|(% style="width:410px" %)Weight, g|(% style="width:225px" %)210 ± 5
40 +|(% style="width:410px" %)Operating temperature range, °С|(% style="width:225px" %)-40 to +85
41 +|(% style="width:410px" %)Headers X1, X3-X9 type|(% style="width:225px" %)Molex series Micro-Fit
44 44  
45 -== Overall and mounting dimensions ==
43 +* The minimum voltage for the internal 12V DC/DC converter is 14 Volts.
46 46  
47 -[[image:1733738049362-366.png||data-xwiki-image-style-alignment="center" height="471" width="418"]]
45 +== Overall and mounting dimensions ==
48 48  
47 +[[image:1733740566202-914.png||data-xwiki-image-style-alignment="center" height="158" width="451"]]
48 +
49 +[[image:1733740566205-724.png||data-xwiki-image-style-alignment="center" height="449" width="496"]]
50 +
49 49  == Typical battery system ==
50 50  
51 51  Typical battery system based on the BMS Mini is shown on figure below.
52 52  
53 -[[image:1733738121167-480.png]]
55 +[[image:1733740624419-743.png||data-xwiki-image-style-alignment="center"]]
54 54  
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 -
64 64  
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