Wiki source code of 1. Technical specifications

Version 12.1 by Admin on 2025/05/06 16:36

Hide last authors
Admin 1.1 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;" %)
Admin 2.1 2 = Technical specifications =
Admin 1.1 3
Admin 4.1 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.
Admin 1.1 5
6 == Specifications ==
7
Admin 11.1 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" %)(((
Admin 1.1 12 Current consumption @48 V, mA (maximum):
Admin 6.1 13
14 * work (no load)
15 * standby
Admin 11.1 16 )))|(% style="width:237px" %)(((
Admin 6.1 17
Admin 1.1 18
19 30
20 0.2
21 )))
Admin 11.1 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
Admin 12.1 34 |CAN output voltage, V|5.0 ± 0.5
35 |CAN output current, mA (maximum)|400
Admin 11.1 36 |(% style="width:402px" %)Dimensions (length × width × height), mm|(% style="width:237px" %)140 × 117 × 17
37 |(% style="width:402px" %)Weight, g|(% style="width:237px" %)240 ± 5
38 |(% style="width:402px" %)Operating temperature range, °С|(% style="width:237px" %)-40 to +85
39 |(% style="width:402px" %)Headers X1, X3-X9 type|(% style="width:237px" %)Molex series Micro-Fit
Admin 1.1 40
Admin 2.1 41 == Overall and mounting dimensions ==
Admin 1.1 42
43 [[image:1733738049362-366.png||data-xwiki-image-style-alignment="center" height="471" width="418"]]
44
45 == Typical battery system ==
46
Admin 4.1 47 Typical battery system based on the BMS Mini is shown on figure below.
Admin 1.1 48
49 [[image:1733738121167-480.png]]
50
51