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Last modified by Admin on 2025/03/18 12:51
From version 54.2
edited by Admin
on 2025/02/12 12:12
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To version 38.1
edited by Admin
on 2024/12/12 16:21
Change comment: There is no comment for this version

Summary

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3 3  
4 4  == Installation procedure ==
5 5  
6 -The mounting location of the BMS Main 3 / BMS Main 3X device must be protected from mechanical particles (dust, dirt, large objects) and water. The installation location must provide easy access for subsequent connection to the device connectors.
6 +The mounting location of the BMS Main 3 device must be protected from mechanical particles (dust, dirt, large objects) and water. The installation location must provide easy access for subsequent connection to the device connectors.
7 7  
8 8  Overall and mounting dimensions are shown in figure below.
9 9  
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13 13  |Overall dimensions (length × width × height), mm|200 × 123 × 12
14 14  |Mounting dimensions (length × width), mm|194 × 114
15 15  |Mounting holes|M3
16 -|Headers X1-X9 type|Hirose ZE05
17 -|Headers X11-X14 type|Molex series Micro-Fit
18 18  
19 19  == Headers ==
20 20  
21 -The location and designation of connectors on the BMS Main 3 / BMS Main 3X device are shown below.
19 +The location and designation of connectors on the BMS Main 3 device are shown below.
22 22  
23 23  (% contenteditable="false" tabindex="-1" %)
24 24  (((
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90 90  
91 91  (% aria-label="1732121926812-202.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732121926812-202.png||data-xwiki-image-style-alignment="center" height="76" width="242"]](% title="Click and drag to resize" %)​(%%)Connection diagram for discrete output:
92 92  
93 -[[image:1739361269041-663.png||data-xwiki-image-style-alignment="center" height="93" width="275"]]
94 -
95 95  === X4 – header for HVIL ===
96 96  
97 97  [[image:1732122015188-642.png||data-xwiki-image-style-alignment="center" height="64" width="150"]]
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102 102  |**3**|**HVIL_IN**|Input of the current measurement circuit in the current loop (higher potential, measuring shunt input)
103 103  |**4**|**HVIL_PWR**|Current loop power supply (max 5V, 25mA)
104 104  
105 - If the BMS Main 3 / BMS Main 3X device generates current in a current loop, the current loop must be connected to the **HVIL_PWR** and **HVIL_IN** pins. If BMS Main 3 / BMS Main 3X is a passive current loop meter, then the current loop must be connected to the **HVIL_IN** and **HVIL_OUT** pins.
101 + If the BMS Main 3 device generates current in a current loop, the current loop must be connected to the **HVIL_PWR** and **HVIL_IN** pins. If BMS Main 3 is a passive current loop meter, then the current loop must be connected to the **HVIL_IN** and **HVIL_OUT** pins.
106 106  
107 107  Connection diagram to the current loop:
108 108  
109 -[[image:1739361367866-742.png||data-xwiki-image-style-alignment="center" height="210" width="281"]]
110 -
111 111  === X5 – header for current and temperature sensors ===
112 112  
113 113  [[image:1733311958053-469.png||data-xwiki-image-style-alignment="center" height="83" width="349"]]
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188 188  CAN3 operates differently depending on used firmware:
189 189  
190 190  * **BMS Main 3:** CAN3 bus is reserved;
191 -* **BMS Main 3X:** CAN3 bus is used to connect with BMS Main 3 inside parallel strings. Diagram for connecting battery modules to the CAN3 bus:
185 +* **BMS Main 3X:** CAN3 bus is used to connect with BMS Main 3 inside parallel strings.
192 192  
187 +Diagram for connecting battery modules to the CAN3 bus:
188 +
193 193  [[image:1733316622613-181.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="153" width="417"]]
194 194  )))
195 195  
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203 203  |**3**|**GND**|Ground
204 204  |**4**|**LOGIC_5V**|BMS Logic power line (+5V, max 400mA)
205 205  
206 -(% class="box infomessage" %)
207 -(((
208 -**Note:**
209 -RS-485-2 operates differently depending on used firmware:
202 +Connection diagram for BMS Logic devices:
210 210  
211 -* **BMS Main 3X:** RS-485-2 bus is reserved;
212 -* **BMS Main 3:** RS-485-2 bus is used to connect with BMS Logics in a battery pack. Connection diagram for BMS Logic devices:
204 +[[image:1733316674363-604.png||data-xwiki-image-style-alignment="center" height="163" width="400"]]
213 213  
214 -[[image:1733316674363-604.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="163" width="400"]]
215 -)))
216 -
217 217  === X10 – miniUSB connector ===
218 218  
219 -The miniUSB connector is used to configure the parameters of the BMS Main 3 / BMS Main 3X device.
208 +The miniUSB connector is used to configure the parameters of the BMS Main 3 device.
220 220  
221 221  === X11 – header for high-voltage bus before contactors (plus) ===
222 222  
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300 300  
301 301  === J5, J6 – jumpers for emergency opening of contactors when removing discrete input signals DIN7, DIN8 ===
302 302  
303 -The BMS Main 3 / BMS Main 3X device implements a circuit for hardware opening of power contactors when the discrete input signal DIN7 and/or DIN8 (voltage level 9-32V) is removed. To enable this function, jumper J5 and/or J6 must be installed.
292 +The BMS Main 3 device implements a circuit for hardware opening of power contactors when the discrete input signal DIN7 and/or DIN8 (voltage level 9-32V) is removed. To enable this function, jumper J5 and/or J6 must be installed.
304 304  
305 305  == Indicators ==
306 306  
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316 316  |**Blinking green**|Executing the battery management program
317 317  |**No blinking**|Program execution error
318 318  
319 -=== DS3 – LED indicating interaction with child devices ===
308 +=== DS3 – LED indicating interaction with BMS Logic ===
320 320  
321 -(% style="width:447px" %)
322 -|**State**|(% style="width:166px" %)**Description (Main 3)**|(% style="width:168px" %)**Description (Main 3X)**
323 -|**Blinking yellow**|(% style="width:166px" %)The device interacts with BMS Logic devices|(% style="width:168px" %)The device interacts with BMS Main 3 devices
324 -|**No blinking**|(% style="width:166px" %)-|(% style="width:168px" %)-
310 +|**State**|**Description**
311 +|**Blinking yellow**|The device interacts with BMS Logic devices
312 +|**No blinking**|-
325 325  
326 -=== DS4 – LED indicating loss of connection with child devices ===
314 +=== DS4 – LED indicating loss of connection with BMS Logic ===
327 327  
328 -|**State**|**Description**|
329 -|**Blinking/lights up red**|Communication with one or more BMS Logic devices is lost|
330 -|**No blinking**|Communication with BMS Logic is stable|
316 +|**State**|**Description**
317 +|**Blinking/lights up red**|Communication with one or more BMS Logic devices is lost
318 +|**No blinking**|Communication with BMS Logic is stable
331 331  
332 332  === DS5-DS10 – LEDs indicating contactor switches 1-6 ===
333 333  
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343 343  
344 344  == Connection procedure ==
345 345  
346 -The BMS can connect to batteries with voltage levels dangerous to life and health. When working with high voltage batteries, follow electrical safety rules, use safety glasses, protective clothing, insulated tools and devices.
347 -
348 -(% class="box errormessage" %)
349 -(((
350 -**The system is not designed to operate with batteries with total voltage more than 3000V.**
351 -)))
352 -
353 353  (% class="box warningmessage" %)
354 354  (((
355 -Before connection, configure the device (see [[Settings>>doc:Battery management systems.BMS Main 3.3\. Configuration.WebHome]]). Correct operation of the BMS system is only possible with correct configuration.
336 +Before connection, configure the device (see [[Settings>>doc:Battery management systems.BMS Main 3.3\. Settings.WebHome]]). Correct operation of the BMS system is only possible with correct configuration.
356 356  )))
357 357  
358 358  All operations to connect the device must be carried out with the supply voltage removed.
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365 365  * Connect the high-voltage network integrity circuit (if necessary) to header X4.
366 366  * Connect external devices (if necessary) to header X6.
367 367  * Connect other devices (BMS Indication, BMS Display, if necessary) to header X7.
368 -* If the BMS Main 3 / BMS Main 3X is the last device on the RS-485-1, CAN1, or CAN2 bus, install jumpers J1-J3.
349 +* If the BMS Main 3 is the last device on the RS-485-1, CAN1, or CAN2 bus, install jumpers J1-J3.
369 369  * Connect an external power supply to header X1. The device will start when there is a 9-32V power supply and one of the KEYRUN or CHARGE_ON signals with a voltage of more than 8.5V is supplied.
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