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Last modified by Admin on 2026/04/02 13:49
From version 81.4
edited by Admin
on 2026/03/25 16:33
Change comment: There is no comment for this version
To version 57.2
edited by Admin
on 2025/03/18 12:13
Change comment: There is no comment for this version

Summary

Details

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Parent
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1 -drafts.BMS Main 2R.WebHome
1 +Battery management systems.BMS Main 3.WebHome
Content
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3 3  
4 4  == Safety rules ==
5 5  
6 -To perform the protection functions, the BMS must be able to disconnect the battery from the load and charger. To do this, **at least one contactor** able to break the load and charge circuits must be connected to the BMS.
6 +To perform the protection functions, the BMS must be able to disconnect the battery from the load and charger. To do this, at least one contactor able to break the load and charge circuits must be connected to the BMS.
7 7  
8 -Before use, **configure the system**. Proper operation of the BMS is possible only if it is correctly configured.
8 +Before use, configure the system. Proper operation of the BMS is possible only if it is correctly configured.
9 9  
10 -(% class="box errormessage" %)
10 +It is not recommended to use the system in batteries formed by several series of cells connected in parallel. To increase capacity, it is recommended to connect several cells in parallel groups, and then connect the groups in series.
11 +
12 +(% class="box warningmessage" %)
11 11  (((
12 12  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. To prevent the damage of device avoid electrostatic discharges while working with the battery.
13 13  )))
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14 14  
15 15  (% class="box errormessage" %)
16 16  (((
17 -The system is not designed to operate with batteries whose total voltage exceeds 3000 V.
19 +**The system is not designed to operate with batteries whose total voltage exceeds 3000 V.**
18 18  )))
19 19  
20 20  == Installation procedure ==
21 21  
22 -The mounting location of the BMS Main 2R 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.
24 +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.
23 23  
24 24  Overall and mounting dimensions are shown in figure below.
25 25  
26 -[[image:1774349658793-888.0b.STEP.JPG||data-xwiki-image-style-alignment="center" height="522" width="450"]](% title="Click and drag to resize" %)​
28 +(% data-widget="image" contenteditable="false" tabindex="-1" %)[[image:1733311711953-224.png||data-xwiki-image-style-alignment="center" height="566" width="775"]](% title="Click and drag to resize" %)​
27 27  
28 28  |**Parameter**|**Value**
29 -|Overall dimensions (length × width × height), mm|120 × 120 × 16
30 -|Mounting dimensions (length × width), mm|114 × 114
31 +|Overall dimensions (length × width × height), mm|200 × 123 × 12
32 +|Mounting dimensions (length × width), mm|194 × 114
31 31  |Mounting holes|M3
32 32  
33 33  == Headers ==
34 34  
35 -The location and designation of connectors on the BMS Main 2R device are shown below.
37 +The location and designation of connectors on the BMS Main 3 / BMS Main 3X device are shown below.
36 36  
37 37  (% contenteditable="false" tabindex="-1" %)
38 38  (((
39 -[[image:1774455018488-627.png||data-xwiki-image-style-alignment="center"]]
41 +[[image:1732119505664-787.png||data-xwiki-image-style-alignment="center" height="417" width="684"]]
40 40  )))
41 41  
42 42  (% class="box warningmessage" %)
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45 45  All headers are shown from the device side!
46 46  )))
47 47  
48 -=== X1 – header for discrete inputs and outputs ===
50 +=== X1 – header to power the device ===
49 49  
50 50  Receptacle Housing: Hirose ZE05-8DS-HU/R. Terminals: Hirose ZE05-2022SCF
51 51  
52 52  (% class="wikigeneratedid" id="H" %)
53 -[[image:1732198937514-731.png||data-xwiki-image-style-alignment="center" height="85" width="272"]]
55 +(% data-widget="image" contenteditable="false" tabindex="-1" %)[[image:1732121673277-246.png||data-xwiki-image-style-alignment="center" height="85" width="200"]]
54 54  
55 55  |**Pin**|**Name**|**Description**
56 -|**1–8**|**GND**|Ground
57 -|**9**|**DO_1**|Discrete output 1 (+5V, 20mA)
58 -|**10**|**DO_2**|Discrete output 2 (+5V, 20mA)
59 -|**11**|**DO_3**|Discrete output 3 (+5V, 20mA)
60 -|**12**|**DO_4**|Discrete output 4 (+5V, 20mA)
61 -|**13**|**DI_4**|Discrete input 4 “dry contact” (+5V)
62 -|**14**|**DI_3**|Power-on signal
63 -|**15**|**DI_2**|Power-on signal (battery charge requirement)
64 -|**16**|**DI_1**|Power line (9-32V)
58 +|**1–2, 5–6**|**GND**|Ground
59 +|**3**|**KEYRUN**|Power-on signal
60 +|**4**|**CHARGE_ON**|Power-on signal (battery charge requirement)
61 +|**7–8**|**VIN**|Power line (9-32V)
65 65  
66 66  Power supply connection diagram:
67 67  
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129 129  |**3**|**HVIL_IN**|Input of the current measurement circuit in the current loop (higher potential, measuring shunt input)
130 130  |**4**|**HVIL_PWR**|Current loop power supply (max 5V, 25mA)
131 131  
132 - If the BMS Main 2R device generates current in a current loop, the current loop must be connected to the **HVIL_PWR** and **HVIL_IN** pins. If BMS Main 2R is a passive current loop meter, then the current loop must be connected to the **HVIL_IN** and **HVIL_OUT** pins.
129 + 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.
133 133  
134 134  Connection diagram to the current loop:
135 135  
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253 253  
254 254  === X10 – miniUSB connector ===
255 255  
256 -The miniUSB connector is used to configure the parameters of the BMS Main 2R device.
253 +The miniUSB connector is used to configure the parameters of the BMS Main 3 / BMS Main 3X device.
257 257  
258 258  === X11 – header for high-voltage bus before contactors (plus) ===
259 259  
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345 345  
346 346  === J5, J6 – jumpers for emergency opening of contactors when removing discrete input signals DIN7, DIN8 ===
347 347  
348 -The BMS Main 2R 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.
345 +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.
349 349  
350 350  == Indicators ==
351 351  
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389 389  
390 390  == Connection procedure ==
391 391  
389 +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.
390 +
391 +(% class="box errormessage" %)
392 +(((
393 +**The system is not designed to operate with batteries with total voltage more than 3000V.**
394 +)))
395 +
396 +(% class="box warningmessage" %)
397 +(((
398 +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.
399 +)))
400 +
392 392  All operations to connect the device must be carried out with the supply voltage removed.
393 393  
394 394  * Connect the power contactors to header X2.
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399 399  * Connect the high-voltage network integrity circuit (if necessary) to header X4.
400 400  * Connect external devices (if necessary) to header X6.
401 401  * Connect other devices (BMS Indication, BMS Display, if necessary) to header X7.
402 -* If the BMS Main 2R is the last device on the RS-485-1, CAN1, or CAN2 bus, install jumpers J1-J3.
411 +* 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.
403 403  * 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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