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Last modified by Admin on 2025/05/12 10:19
From version 11.2
edited by Admin
on 2024/12/11 11:33
Change comment: Update document after refactoring.
To version 16.1
edited by Admin
on 2024/12/12 16:08
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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:1732117351688-532.png||data-xwiki-image-style-alignment="center" height="202" width="474"]]
5 -The BMS Main 3.0 device is a modular battery management system (BMS) controller and performs the following functions:
4 +[[image:1732117351688-532.png||data-xwiki-image-style-alignment="center" height="256" width="600"]]
5 +The BMS Main 3 device is a modular battery management system (BMS) controller and performs the following functions:
6 6  
7 7  * collection of information about the voltage and temperature of battery cells from BMS Logic devices;
8 8  * measurement of current through the battery;
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11 11  * battery cell balancing control;
12 12  * communication with other devices (charging station, display panels, vehicle controller, etc.).
13 13  
14 -The BMS Main 3.0 device is flexibly configured and can work with various types of lithium-ion batteries: LFP (LiFePO4 and LiFeYPO4), LCO (LiCoO2), LMO (LiMn2O4), NMC (LiNiMnCoO2), NCA (LiNiCoAlO2), LTO (Li4Ti5O12), etc.
14 +The BMS Main 3 device is flexibly configured and can work with various types of lithium-ion batteries: LFP (LiFePO4 and LiFeYPO4), LCO (LiCoO2), LMO (LiMn2O4), NMC (LiNiMnCoO2), NCA (LiNiCoAlO2), LTO (Li4Ti5O12), etc.
15 15  
16 +(% class="box infomessage" %)
17 +(((
18 +**Note:** BMS Main 3 and BMS Main 3X are different products based on the same PCB while using different firmware. You can easily switch from one device to another by flashing the corresponding [[firmware>>doc:Firmware.WebHome]].
19 +)))
20 +
16 16  == Specifications ==
17 17  
18 18  (% style="width:657px" %)
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24 24  |(% colspan="2" style="width:654px" %)**Scalability**
25 25  |(% style="width:490px" %)Number of connected BMS Logic devices, max|(% style="width:162px" %)40
26 26  |(% style="width:490px" %)Number of controlled cells, max|(% style="width:162px" %)720
27 -|(% style="width:490px" %)(((
28 -**Number of battery modules connected in parallel, max**
29 -
30 -//If the device is used as a parallel battery module controller, it is necessary to install modified firmware that changes the device type to BMS Main 3X//
31 -)))|(% style="width:162px" %)32
32 32  |(% colspan="2" style="width:654px" %)**Controls**
33 33  |(% style="width:490px" %)Number of programmable switches for controlling contactors (9-32V, 2.5A)|(% style="width:162px" %)6
34 34  |(% style="width:490px" %)Number of programmable discrete inputs (dry contact)|(% style="width:162px" %)6
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124 124  
125 125  == Typical battery system diagram ==
126 126  
127 -Figure below shows an example of a functional diagram of a vehicle battery.[[image:https://docs.movicomelectric.com/bin/download/drafts/bms-main-3/battery-diagram/WebHome/1732118894784-437.png?width=556&height=786&rev=1.1||alt="1732118894784-437.png" data-xwiki-image-style-alignment="center" height="786" width="556"]]
127 +Figure below shows an example of a functional diagram of a vehicle battery.
128 128  
129 +[[image:1733918018297-356.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="849" width="600"]]
129 129  
131 +
130 130  The following are connected to the BMS Main 3.0 device:
131 131  
132 132  * external power supply 9-32V – contacts X1.8 (VIN), X1.2 (GND), X1.3 (KEYRUN);
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