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Last modified by Admin on 2026/04/02 13:49
From version 57.2
edited by Admin
on 2025/03/18 12:13
Change comment: There is no comment for this version
To version 78.2
edited by Admin
on 2026/03/25 16:28
Change comment: There is no comment for this version

Summary

Details

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1 -Battery management systems.BMS Main 3.WebHome
1 +drafts.BMS Main 2R.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 -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" %)
10 +(% class="box errormessage" %)
13 13  (((
14 14  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.
15 15  )))
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16 16  
17 17  (% class="box errormessage" %)
18 18  (((
19 -**The system is not designed to operate with batteries whose total voltage exceeds 3000 V.**
17 +The system is not designed to operate with batteries whose total voltage exceeds 3000 V.
20 20  )))
21 21  
22 22  == Installation procedure ==
23 23  
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.
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.
25 25  
26 26  Overall and mounting dimensions are shown in figure below.
27 27  
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34 34  
35 35  == Headers ==
36 36  
37 -The location and designation of connectors on the BMS Main 3 / BMS Main 3X device are shown below.
35 +The location and designation of connectors on the BMS Main 2R device are shown below.
38 38  
39 39  (% contenteditable="false" tabindex="-1" %)
40 40  (((
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126 126  |**3**|**HVIL_IN**|Input of the current measurement circuit in the current loop (higher potential, measuring shunt input)
127 127  |**4**|**HVIL_PWR**|Current loop power supply (max 5V, 25mA)
128 128  
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.
127 + 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.
130 130  
131 131  Connection diagram to the current loop:
132 132  
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250 250  
251 251  === X10 – miniUSB connector ===
252 252  
253 -The miniUSB connector is used to configure the parameters of the BMS Main 3 / BMS Main 3X device.
251 +The miniUSB connector is used to configure the parameters of the BMS Main 2R device.
254 254  
255 255  === X11 – header for high-voltage bus before contactors (plus) ===
256 256  
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342 342  
343 343  === J5, J6 – jumpers for emergency opening of contactors when removing discrete input signals DIN7, DIN8 ===
344 344  
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.
343 +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.
346 346  
347 347  == Indicators ==
348 348  
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386 386  
387 387  == Connection procedure ==
388 388  
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 -
401 401  All operations to connect the device must be carried out with the supply voltage removed.
402 402  
403 403  * Connect the power contactors to header X2.
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408 408  * Connect the high-voltage network integrity circuit (if necessary) to header X4.
409 409  * Connect external devices (if necessary) to header X6.
410 410  * Connect other devices (BMS Indication, BMS Display, if necessary) to header X7.
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.
397 +* If the BMS Main 2R is the last device on the RS-485-1, CAN1, or CAN2 bus, install jumpers J1-J3.
412 412  * 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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