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Last modified by Admin on 2025/03/18 12:51
From version 55.2
edited by Admin
on 2025/02/20 13:07
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To version 29.1
edited by Admin
on 2024/12/04 15:36
Change comment: There is no comment for this version

Summary

Details

Page properties
Parent
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1 -Battery management systems.BMS Main 3.WebHome
1 +drafts.bms-main-3.WebHome
Content
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1 -(% data-numbered-headings-start="2" style="--numbered-headings-start: 1;font-size: 0px;color: rgba(0, 0, 0, 0.0);margin-bottom: 0px; margin-top: 0px;" %)
2 -= Installation and connection =
3 -
1 +(% data-numbered-headings-start="1" style="--numbered-headings-start: 1;font-size: 0px;color: rgba(0, 0, 0, 0.0)" %)
2 += =
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.
5 +The mounting location of the BMS Main 3.0 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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14 14  |Mounting dimensions (length × width), mm|194 × 114
15 15  |Mounting holes|M3
16 16  
17 -== Headers ==
16 +== 2.2 Headers ==
18 18  
19 -The location and designation of connectors on the BMS Main 3 / BMS Main 3X device are shown below.
18 +The location and designation of connectors on the BMS Main 3.0 device are shown below.
20 20  
21 21  (% contenteditable="false" tabindex="-1" %)
22 22  (((
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29 29  All headers are shown from the device side!
30 30  )))
31 31  
32 -=== X1 – header to power the device ===
31 +=== 2.2.1 X1 – header to power the device ===
33 33  
34 34  (% class="wikigeneratedid" id="H" %)
35 35  (% data-widget="image" contenteditable="false" tabindex="-1" %)[[image:1732121673277-246.png||data-xwiki-image-style-alignment="center" height="85" width="200"]]
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44 44  
45 45  (% aria-label="1732120054870-496.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732120054870-496.png||data-xwiki-image-style-alignment="center" height="169" width="327"]]
46 46  
47 -=== X2 – header for contactors ===
46 +=== (% title="Click and drag to resize" %)​(%%)2.2.2 X2 – header for contactors ===
48 48  
49 49  (% aria-label="1732121695049-411.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732121695049-411.png||data-xwiki-image-style-alignment="center" height="87" width="267"]](% title="Click and drag to resize" %)​
50 50  
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61 61  
62 62  (% aria-label="1732121755886-234.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732121755886-234.png||data-xwiki-image-style-alignment="center" height="82" width="260"]]
63 63  
64 -=== (% title="Click and drag to resize" %)​(%%)X3 – header for discrete inputs and outputs ===
63 +=== (% title="Click and drag to resize" %)​(%%)2.2.3 X3 – header for discrete inputs and outputs ===
65 65  
66 66  (% aria-label="1732121811285-182.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732121811285-182.png||data-xwiki-image-style-alignment="center" height="94" width="531"]]
67 67  
68 68  |**Pin**|**Name**|**Description**
69 69  |**1–8, 12, 16–17, 21**|**DIO_GND**|Ground of input and output signals
70 -|**9**|**DIN1_SIGNAL**|Discrete input 1 “dry contact”
71 -|**10**|**DIN2_SIGNAL**|Discrete input 2 “dry contact”
72 -|**11**|**DIN3_SIGNAL**|Discrete input 3 “dry contact”
73 -|**13**|**DIN4_SIGNAL**|Discrete input 4 “dry contact”
74 -|**14**|**DIN5_SIGNAL**|Discrete input 5 “dry contact”
75 -|**15**|**DIN6_SIGNAL**|Discrete input 6 “dry contact”
69 +|**9**|**DIN1_SIGNAL**|Discrete input 1 “dry contact” (+5 V)
70 +|**10**|**DIN2_SIGNAL**|Discrete input 2 “dry contact” (+5 V)
71 +|**11**|**DIN3_SIGNAL**|Discrete input 3 “dry contact” (+5 V)
72 +|**13**|**DIN4_SIGNAL**|Discrete input 4 “dry contact” (+5 V)
73 +|**14**|**DIN5_SIGNAL**|Discrete input 5 “dry contact” (+5 V)
74 +|**15**|**DIN6_SIGNAL**|Discrete input 6 “dry contact” (+5 V)
76 76  |**18**|**DIN7_VIN**|Discrete input 7 (signal detection with voltage 9-32V)
77 77  |**19**|**DIN8_VIN**|Discrete input 8 (signal detection with voltage 9-32V)
78 78  |**20**|**DOUT1_OD**|Discrete output 1 “open drain” (60 V, 1A)
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88 88  
89 89  (% 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:
90 90  
91 -[[image:1739361269041-663.png||data-xwiki-image-style-alignment="center" height="93" width="275"]]
90 + (% aria-label="1732121942791-517.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732121942791-517.png||data-xwiki-image-style-alignment="center" height="90" width="269"]](% title="Click and drag to resize" %)​(% style="color:inherit; font-family:inherit; font-size:max(18px, min(20px, 14.4444px + 0.462963vw))" %)2.2.4 X4 – header for HVIL
92 92  
93 -=== X4 – header for HVIL ===
92 +(% aria-label="1732122015188-642.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732122015188-642.png||data-xwiki-image-style-alignment="center" height="64" width="150"]](% title="Click and drag to resize" %)​
94 94  
95 -[[image:1732122015188-642.png||data-xwiki-image-style-alignment="center" height="64" width="150"]]
96 -
97 97  |**Pin**|**Name**|**Description**
98 98  |**1**|**-**|Not used
99 99  |**2**|**HVIL_OUT**|Output of the current measurement circuit in the current loop (lower potential, measuring shunt output)
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100 100  |**3**|**HVIL_IN**|Input of the current measurement circuit in the current loop (higher potential, measuring shunt input)
101 101  |**4**|**HVIL_PWR**|Current loop power supply (max 5V, 25mA)
102 102  
103 - 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.
100 + 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.
104 104  
105 105  Connection diagram to the current loop:
106 106  
107 -[[image:1739361367866-742.png||data-xwiki-image-style-alignment="center" height="210" width="281"]]
104 +(% aria-label="1732122067418-263.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732122067418-263.png||data-xwiki-image-style-alignment="center" height="264" width="356"]](% title="Click and drag to resize" %)​(% style="color:inherit; font-family:inherit; font-size:max(18px, min(20px, 14.4444px + 0.462963vw))" %)2.2.5 X5 – header for current and temperature sensors
108 108  
109 -=== X5 – header for current and temperature sensors ===
106 +(% aria-label="image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1733311958053-469.png||data-xwiki-image-style-alignment="center" height="83" width="349"]](% title="Click and drag to resize" %)​
110 110  
111 -[[image:1733311958053-469.png||data-xwiki-image-style-alignment="center" height="83" width="349"]]
112 -
113 113  (% style="width:539px" %)
114 114  |**Pin**|**Name**|(% style="width:402px" %)**Description**
115 115  |**1**|**CS1_5V**|(% style="width:402px" %)Current sensor 1 power line (5 V, max 50 mA)
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137 137  
138 138  [[image:1733316189878-329.png||data-xwiki-image-style-alignment="center" height="130" width="260"]]
139 139  
140 -=== X6 – header for CAN1 and RS-485-1 (external buses) ===
135 +=== 2.2.6 X6 – header for CAN1 and RS-485-1 (external buses) ===
141 141  
142 142  [[image:1733316218666-814.png||data-xwiki-image-style-alignment="center" height="55" width="162"]]
143 143  
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156 156  
157 157  [[image:1733316483336-290.png||data-xwiki-image-style-alignment="center" height="152" width="417"]]
158 158  
159 -=== X7 – header for CAN2 (internal bus) ===
154 +=== 2.2.7 X7 – header for CAN2 (internal bus) ===
160 160  
161 161  [[image:1733316517741-698.png||data-xwiki-image-style-alignment="center" height="59" width="144"]]
162 162  
163 163  |**Pin**|**Name**|**Description**
164 -|**1**|**CAN2_H**|CAN2 line H for communication with other BMS devices
165 -|**2**|**CAN2_L**|CAN2 line L for communication with other BMS devices
159 +|**1**|**CAN2_H**|CAN2 line H for communication with BMS devices
160 +|**2**|**CAN2_L**|CAN2 line L for communication with BMS devices
166 166  |**3**|**GND**|Ground
167 167  |**4**|**CAN2_5V**|CAN2 power line (5 V, max 400 mA)
168 168  
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170 170  
171 171  [[image:1733316563149-458.png||data-xwiki-image-style-alignment="center" height="158" width="392"]]
172 172  
173 -=== X8 – header for CAN3 ===
168 +=== 2.2.8 X8 – header for CAN3 ===
174 174  
175 175  [[image:1733316517741-698.png||data-xwiki-image-style-alignment="center" height="59" width="144"]]
176 176  
177 177  |**Pin**|**Name**|**Description**
178 -|**1**|**CAN3_H**|CAN3 line H
179 -|**2**|**CAN3_L**|CAN3 line L
173 +|**1**|**CAN3_H**|CAN3 line H for communication with battery modules (for BMS Main 3X)
174 +|**2**|**CAN3_L**|CAN3 line L for communication with battery modules (for BMS Main 3X)
180 180  |**3**|**GND**|Ground
181 181  |**4**|**CAN3_5V**|CAN3 power line (5 V, max 400 mA)
182 182  
183 183  (% class="box infomessage" %)
184 184  (((
185 -**Note:**
186 -CAN3 operates differently depending on used firmware:
180 +If the BMS Main 3 device acts as a controller for a battery system consisting of several battery modules connected in parallel, then the parallel battery BMS must be connected to the CAN3 bus.
181 +)))
187 187  
188 -* **BMS Main 3:** CAN3 bus is reserved;
189 -* **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:
183 +Diagram for connecting battery modules to the CAN3 bus:
190 190  
191 -[[image:1733316622613-181.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="153" width="417"]]
192 -)))
185 +[[image:1733316622613-181.png||data-xwiki-image-style-alignment="center" height="153" width="417"]]
193 193  
194 -=== X9 – header for BMS Logic (RS-485-2) ===
187 +=== 2.2.9 X9 – header for BMS Logic (RS-485-2) ===
195 195  
196 196  [[image:1733316517741-698.png||data-xwiki-image-style-alignment="center" height="59" width="144"]]
197 197  
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201 201  |**3**|**GND**|Ground
202 202  |**4**|**LOGIC_5V**|BMS Logic power line (+5V, max 400mA)
203 203  
204 -(% class="box infomessage" %)
205 -(((
206 -**Note:**
207 -RS-485-2 operates differently depending on used firmware:
197 +Connection diagram for BMS Logic devices:
208 208  
209 -* **BMS Main 3X:** RS-485-2 bus is reserved;
210 -* **BMS Main 3:** RS-485-2 bus is used to connect with BMS Logics in a battery pack. Connection diagram for BMS Logic devices:
199 +[[image:1733316674363-604.png||data-xwiki-image-style-alignment="center" height="163" width="400"]]
211 211  
212 -[[image:1733316674363-604.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="163" width="400"]]
213 -)))
201 +=== 2.2.10 X10 – miniUSB connector ===
214 214  
215 -=== X10 – miniUSB connector ===
203 +The miniUSB connector is used to configure the parameters of the BMS Main 3.0 device.
216 216  
217 -The miniUSB connector is used to configure the parameters of the BMS Main 3 / BMS Main 3X device.
205 +=== 2.2.11 X11 – header for high-voltage bus before contactors (plus) ===
218 218  
219 -=== X11 – header for high-voltage bus before contactors (plus) ===
220 -
221 221  [[image:1733316780753-798.png||data-xwiki-image-style-alignment="center" height="60" width="91"]]
222 222  
223 223  |**Pin**|**Name**|**Description**
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229 229  The connected voltage must not exceed 1000V.
230 230  )))
231 231  
232 -=== X12 – header for high-voltage bus before contactors (minus) ===
218 +=== 2.2.12 X12 – header for high-voltage bus before contactors (minus) ===
233 233  
234 234  [[image:1733316843397-336.png||data-xwiki-image-style-alignment="center" height="53" width="79"]]
235 235  
... ... @@ -242,7 +242,7 @@
242 242  The connected voltage must not exceed 1000V.
243 243  )))
244 244  
245 -=== X13 – header for high-voltage bus after contactors (plus) ===
231 +=== 2.2.13 X13 – header for high-voltage bus after contactors (plus) ===
246 246  
247 247  [[image:1733316780753-798.png||data-xwiki-image-style-alignment="center" height="60" width="91"]]
248 248  
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255 255  The connected voltage must not exceed 1000V.
256 256  )))
257 257  
258 -=== X14 – header for high-voltage bus after contactors (minus) ===
244 +=== 2.2.14  X14 – header for high-voltage bus after contactors (minus) ===
259 259  
260 260  [[image:1733316843397-336.png||data-xwiki-image-style-alignment="center" height="53" width="79"]]
261 261  
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268 268  The connected voltage must not exceed 1000V.
269 269  )))
270 270  
271 -=== J1 – jumper for switching RS-485-1 bus terminal resistor ===
257 +=== 2.2.15 J1 – jumper for switching RS-485-1 bus terminal resistor ===
272 272  
273 273  [[image:1733316982359-759.png||data-xwiki-image-style-alignment="center" height="77" width="148"]]
274 274  
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278 278  |**1-2**|**120 Ohm**|The 120 Ohm terminal resistor of the RS-485-1 bus is connected
279 279  |**2-3**|**-**|The 120 Ohm terminal resistor of the RS-485-1 bus is disconnected
280 280  
281 -=== J2 – jumper for switching CAN1 bus terminal resistor ===
267 +=== 2.2.16 J2 – jumper for switching CAN1 bus terminal resistor ===
282 282  
283 283  
284 284  [[image:1733316982359-759.png||data-xwiki-image-style-alignment="center" height="77" width="148"]]To connect a terminal resistor between the **CAN1_H** and **CAN1_L** lines, install a jumper. The jumper is installed according to the table:
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287 287  |**1-2**|**120 Ohm**|The 120 Ohm terminal resistor of the CAN1 bus is connected
288 288  |**2-3**|**-**|The 120 Ohm terminal resistor of the CAN1 bus is disconnected
289 289  
290 -=== J3 – jumper for switching CAN2 bus terminal resistor ===
276 +=== 2.2.17 J3 – jumper for switching CAN2 bus terminal resistor ===
291 291  
292 292  
293 293  [[image:1733316982359-759.png||data-xwiki-image-style-alignment="center" height="77" width="148"]]To connect a terminal resistor between the **CAN2_H** and **CAN2_L** lines, install a jumper. The jumper is installed according to the table:
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296 296  |**1-2**|**120 Ohm**|The 120 Ohm terminal resistor of the CAN2 bus is connected
297 297  |**2-3**|**-**|The 120 Ohm terminal resistor of the CAN2 bus is disconnected
298 298  
299 -=== J5, J6 – jumpers for emergency opening of contactors when removing discrete input signals DIN7, DIN8 ===
285 +=== 2.2.18 J5, J6 – jumpers for emergency opening of contactors when removing discrete input signals DIN7, DIN8 ===
300 300  
301 -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.
287 +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.
302 302  
303 -== Indicators ==
289 +== 2.3 Indicators ==
304 304  
305 -=== DS1 – LED indicating device power ===
291 +=== 2.3.1 DS1 – LED indicating device power ===
306 306  
307 307  |**State**|**Description**
308 308  |**Lights up green**|Device power (+5V) is present
309 309  |**Doesn’t light up**|No device power
310 310  
311 -=== DS2 – LED indicating device work ===
297 +=== 2.3.2 DS2 – LED indicating device work ===
312 312  
313 313  |**State**|**Description**
314 314  |**Blinking green**|Executing the battery management program
315 315  |**No blinking**|Program execution error
316 316  
317 -=== DS3 – LED indicating interaction with child devices ===
303 +=== 2.3.3 DS3 – LED indicating interaction with BMS Logic ===
318 318  
319 -(% style="width:447px" %)
320 -|**State**|(% style="width:166px" %)**Description (Main 3)**|(% style="width:168px" %)**Description (Main 3X)**
321 -|**Blinking yellow**|(% style="width:166px" %)The device interacts with BMS Logic devices|(% style="width:168px" %)The device interacts with BMS Main 3 devices
322 -|**No blinking**|(% style="width:166px" %)-|(% style="width:168px" %)-
305 +|**State**|**Description**
306 +|**Blinking yellow**|The device interacts with BMS Logic devices
307 +|**No blinking**|-
323 323  
324 -=== DS4 – LED indicating loss of connection with child devices ===
309 +=== 2.3.4 DS4 – LED indicating loss of connection with BMS Logic ===
325 325  
326 -(% style="width:601px" %)
327 -|**State**|(% style="width:220px" %)**Description (Main 3)**|(% style="width:218px" %)**Description (Main 3X)**
328 -|**Blinking/lights up red**|(% style="width:220px" %)Communication with one or more BMS Logic devices is lost|(% style="width:218px" %)Communication with one or more BMS Main 3 devices is lost
329 -|**No blinking**|(% style="width:220px" %)Communication with BMS Logic devices is stable|(% style="width:218px" %)Communication with BMS Main 3 devices is stable
311 +|**State**|**Description**
312 +|**Blinking/lights up red**|Communication with one or more BMS Logic devices is lost
313 +|**No blinking**|Communication with BMS Logic is stable
330 330  
331 -=== DS5-DS10 – LEDs indicating contactor switches 1-6 ===
315 +=== 2.3.5 DS5-DS10 – LEDs indicating contactor switches 1-6 ===
332 332  
333 333  |**State**|**Description**
334 334  |**Lights up green**|The switch supplies voltage to the contactor winding
335 335  |**Doesn’t light up**|The switch doesn’t supply voltage to the contactor winding
336 336  
337 -=== DS11 – LED indicating the presence of power supply for contactors ===
321 +=== 2.3.6 DS11 – LED indicating the presence of power supply for contactors ===
338 338  
339 339  |**State**|**Description**
340 340  |**Lights up green**|Power supply for contactor switches (9-32V) is present
341 341  |**Doesn’t light up**|Power supply for contactor switches (9-32V) is not present
342 342  
343 -== Connection procedure ==
327 +== 2.4 Connection procedure ==
344 344  
345 -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.
346 -
347 -(% class="box errormessage" %)
348 -(((
349 -**The system is not designed to operate with batteries with total voltage more than 3000V.**
350 -)))
351 -
352 352  (% class="box warningmessage" %)
353 353  (((
354 -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.
331 +Before connection, configure the device (see ). Correct operation of the BMS system is only possible with correct configuration.
355 355  )))
356 356  
357 357  All operations to connect the device must be carried out with the supply voltage removed.
... ... @@ -364,5 +364,5 @@
364 364  * Connect the high-voltage network integrity circuit (if necessary) to header X4.
365 365  * Connect external devices (if necessary) to header X6.
366 366  * Connect other devices (BMS Indication, BMS Display, if necessary) to header X7.
367 -* 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.
344 +* If the BMS Main 3.0 is the last device on the RS-485-1, CAN1, or CAN2 bus, install jumpers J1-J3.
368 368  * 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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