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Changes for page 3.4 Protections

Last modified by Admin on 2026/04/01 08:42
From version 43.2
edited by Admin
on 2025/10/14 10:24
Change comment: There is no comment for this version
To version 52.1
edited by Admin
on 2026/04/01 08:42
Change comment: There is no comment for this version

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4 4  (% data-numbered-headings-start="4" style="--numbered-headings-start: 3;font-size: 0px;color: rgba(0, 0, 0, 0.0);margin-bottom: 0px; margin-top: 0px;" %)
5 5  == Protections ==
6 6  
7 -The BMS Main 3 device continuously monitors the state of the cells, the external environment and, when detecting abnormalities, protects the battery and system components from damage.
7 +The BMS Main 3 / BMS Main 2R device continuously monitors the state of the cells, the external environment and, when detecting abnormalities, protects the battery and system components from damage.
8 8  
9 9  (% class="box errormessage" %)
10 10  (((
... ... @@ -14,7 +14,7 @@
14 14  
15 15  === Overcurrent ===
16 16  
17 -The BMS Main 3 device performs the overcurrent protection depending on current sensor values.
17 +The BMS Main 3 / BMS Main 2R device performs the overcurrent protection depending on current sensor values.
18 18  
19 19  To change the overcurrent protection of the battery, select the "Protections → Overcurrent" section:
20 20  
... ... @@ -22,14 +22,14 @@
22 22  
23 23  In this section:
24 24  
25 -* Enable – a flag to enable the protection;
26 -* Maximum charging current, А;
27 -* Tolerant charging current, А;
28 -* Maximum discharging current, А;
29 -* Tolerant discharging current, А;
30 -* Delay before setting the error, millisecond;
31 -* Delay before clearing the error, second;
32 -* Lock – a flag to block the error until the device is restarted.
25 +* **Enable **– a flag to enable the protection;
26 +* **Maximum charging current**, А;
27 +* **Tolerant charging current**, А;
28 +* **Maximum discharging current**, А;
29 +* **Tolerant discharging current**, А;
30 +* **Delay before setting the error**, millisecond;
31 +* **Delay before clearing the error**, second;
32 +* **Lock **– a flag to block the error until the device is restarted.
33 33  
34 34  As a result of operation of the overcurrent protection, the "Overcurrent" error is generated.
35 35  
... ... @@ -45,7 +45,7 @@
45 45  
46 46  === Charge current limit ===
47 47  
48 -The BMS Main 3 device can check if the charging current exceeds the estimated limit based on the [[Charge map>>doc:Battery management systems.BMS Main 3.3\. Configuration.3\.3 Control.WebHome||anchor="HChargemap"]]. If current exceeds the calculated limit more than configured difference, "Current limit" error is generated.
48 +The BMS Main 3 / BMS Main 2R device can check if the charging current exceeds the estimated limit based on the [[Charge map>>doc:Battery management systems.BMS Main 3.3\. Configuration.3\.3 Control.WebHome||anchor="HChargemap"]]. If current exceeds the calculated limit more than configured difference, "Current limit" error is generated.
49 49  
50 50  Current difference is separated to two regions by the threshold value. Maximum current in Region 1 is calculated by the absolute difference, in Region 2 – by the relative difference.
51 51  
... ... @@ -53,17 +53,17 @@
53 53  
54 54  [[image:1735225207687-430.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="113" width="800"]]In this section:
55 55  
56 -* Enable – a flag to enable the protection;
57 -* Threshold to switch from Region 1 to Region 2 – a current value at which current excess calculation will be switched from absolute to relative difference, A;
58 -* Region 1: Current difference – a value of maximum absolute current difference, A;
59 -* Region 2: Current difference – a value of maximum relative current excess, A;
60 -* Delay before setting the error, millisecond;
61 -* Delay before clearing the error, second;
62 -* Lock – a flag to block the error until the device is restarted.
56 +* **Enable **– a flag to enable the protection;
57 +* **Threshold to switch from Region 1 to Region 2** – a current value at which current excess calculation will be switched from absolute to relative difference, A;
58 +* **Region 1: Current difference** – a value of maximum absolute current difference, A;
59 +* **Region 2: Current difference** – a value of maximum relative current excess, A;
60 +* **Delay before setting the error**, millisecond;
61 +* **Delay before clearing the error**, second;
62 +* **Lock **– a flag to block the error until the device is restarted.
63 63  
64 64  === Discharge current limit ===
65 65  
66 -The BMS Main 3 device can check if the discharging current exceeds the estimated limit based on the [[Discharge map>>doc:Battery management systems.BMS Main 3.3\. Configuration.3\.3 Control.WebHome||anchor="HDischargemap"]]. If current exceeds the calculated limit more than configured difference, "Current limit" error is generated.
66 +The BMS Main 3 / BMS Main 2R device can check if the discharging current exceeds the estimated limit based on the [[Discharge map>>doc:Battery management systems.BMS Main 3.3\. Configuration.3\.3 Control.WebHome||anchor="HDischargemap"]]. If current exceeds the calculated limit more than configured difference, "Current limit" error is generated.
67 67  
68 68  Current difference is separated to two regions by the threshold value. Maximum current in Region 1 is calculated by the absolute difference, in Region 2 – by the relative difference.
69 69  
... ... @@ -73,17 +73,17 @@
73 73  
74 74  In this section:
75 75  
76 -* Enable – a flag to enable the protection;
77 -* Threshold to switch from Region 1 to Region 2 – a current value at which current excess calculation will be switched from absolute to relative difference, A;
78 -* Region 1: Current difference – a value of maximum absolute current difference, A;
79 -* Region 2: Current difference – a value of maximum relative current excess, A;
80 -* Delay before setting the error, millisecond;
81 -* Delay before clearing the error, second;
82 -* Lock – a flag to block the error until the device is restarted.
76 +* **Enable **– a flag to enable the protection;
77 +* **Threshold to switch from Region 1 to Region 2** – a current value at which current excess calculation will be switched from absolute to relative difference, A;
78 +* **Region 1: Current difference** – a value of maximum absolute current difference, A;
79 +* **Region 2: Current difference** – a value of maximum relative current excess, A;
80 +* **Delay before setting the error**, millisecond;
81 +* **Delay before clearing the error**, second;
82 +* **Lock **– a flag to block the error until the device is restarted.
83 83  
84 84  === Undervoltage ===
85 85  
86 -The BMS Main 3 device implements battery protection from too low voltage on the cells.
86 +The BMS Main 3 / BMS Main 2R device implements battery protection from too low voltage on the cells.
87 87  
88 88  To change the battery protection parameters from low voltage on the cells, select the "Protections → Undervoltage" section:
89 89  
... ... @@ -91,13 +91,13 @@
91 91  
92 92  In this section:
93 93  
94 -* Enable – a flag to enable the protection;
95 -* Minimum cell voltage, V;
96 -* Tolerant cell voltage, V;
97 -* Check the open circuit voltage instead of the actual voltage – a flag to use the U,,ocv,, (corrected due to current and cell resistance) cell voltage;
98 -* Delay before setting the error, millisecond;
99 -* Delay before clearing the error, second;
100 -* Lock – a flag to block the error until the device is restarted.
94 +* **Enable **– a flag to enable the protection;
95 +* **Minimum cell voltage**, V;
96 +* **Tolerant cell voltage**, V;
97 +* **Check the open circuit voltage instead of the actual voltage** – a flag to use the U,,ocv,, (corrected due to current and cell resistance) cell voltage;
98 +* **Delay before setting the error**, millisecond;
99 +* **Delay before clearing the error**, second;
100 +* **Lock **– a flag to block the error until the device is restarted.
101 101  
102 102  As a result of the operation of battery protection from low voltage, the "Undervoltage" error is generated.
103 103  
... ... @@ -111,7 +111,7 @@
111 111  
112 112  === Overvoltage ===
113 113  
114 -The BMS Main 3 device implements battery protection from too high voltage on the cells.
114 +The BMS Main 3 / BMS Main 2R device implements battery protection from too high voltage on the cells.
115 115  
116 116  To change the battery protection parameters from high voltage on the cells, select the "Protections → Overvoltage" section:
117 117  
... ... @@ -119,13 +119,13 @@
119 119  
120 120  In this section:
121 121  
122 -* Enable – a flag to enable the protection;
123 -* Maximum cell voltage, V;
124 -* Tolerant cell voltage, V;
125 -* Check the open circuit voltage instead of the actual voltage – a flag to use the U,,ocv,, (corrected due to current and cell resistance) cell voltage;
126 -* Delay before setting the error, millisecond;
127 -* Delay before clearing the error, second;
128 -* Lock – a flag to block the error until the device is restarted.
122 +* **Enable **– a flag to enable the protection;
123 +* **Maximum cell voltage**, V;
124 +* **Tolerant cell voltage**, V;
125 +* **Check the open circuit voltage instead of the actual voltage** – a flag to use the U,,ocv,, (corrected due to current and cell resistance) cell voltage;
126 +* **Delay before setting the error**, millisecond;
127 +* **Delay before clearing the error**, second;
128 +* **Lock **– a flag to block the error until the device is restarted.
129 129  
130 130  As a result of the operation of the battery protection from high voltage, the "Overvoltage" error is generated.
131 131  
... ... @@ -139,36 +139,32 @@
139 139  
140 140  === Cell imbalance ===
141 141  
142 -The BMS Main 3 device implements battery protection from too much cell imbalance. If balancing algorithm is not enough to compensate battery imbalance, then imbalance protection generates an error when imbalance is above estimated threshold.
142 +The BMS Main 3 / BMS Main 2R device implements battery protection from too much cell imbalance. If balancing algorithm is not enough to compensate battery imbalance, then imbalance protection generates an error when imbalance is above estimated threshold.
143 143  
144 144  To change the battery protection parameters from cell imbalance, select the "Protections → Cell imbalance" section:
145 145  
146 -[[image:1760437465709-702.png]]
146 +[[image:1760437465709-702.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="133" width="800"]]In this section:
147 147  
148 -In this section:
148 +* **Enable **– a flag to enable the protection;
149 +* **Maximum cell imbalance**, V;
150 +* **Tolerant cell imbalance**, V;
151 +* **Delay before setting the error**, millisecond;
152 +* **Delay before clearing the error**, second;
153 +* **Lock **– a flag to block the error until the device is restarted.
149 149  
150 -* Enable – a flag to enable the protection;
151 -* Minimum charge temperature, °C;
152 -* Tolerant charge temperature, °C;
153 -* Minimum discharge temperature, °C;
154 -* Tolerant discharge temperature, °C;
155 -* Delay before setting the error, millisecond;
156 -* Delay before clearing the error, second;
157 -* Lock – a flag to block the error until the device is restarted.
155 +As a result of the operation of the battery protection from cell imbalance, the "Cell imbalance” error is generated.
158 158  
159 -As a result of the operation of the battery protection from low temperature, the "Low temperature (CH)" and/or “Low temperature (DCH)” error are generated.
160 -
161 161  Error generation conditions:
162 162  
163 -* the minimum temperature among all cells of the battery is less than the “Minimum charging (discharging) temperature” value for the “Delay before setting the error” time.
159 +* the voltage difference between the most charged cell and the least charged cell is more than the “Maximum cell imbalance” value for the “Delay before setting the error” time.
164 164  
165 165  Conditions for removing the error:
166 166  
167 -* the minimum temperature among all cells of the battery is greater than the “Tolerant charging (discharging) temperature” value for the “Delay before clearing the error” time.
163 +* the voltage difference between the most charged cell and the least charged cell is less than the “Tolerant cell imbalance” value for the “Delay before clearing the error” time.
168 168  
169 169  === Low temperature ===
170 170  
171 -The BMS Main 3 device implements battery protection from too low temperature.
167 +The BMS Main 3 / BMS Main 2R device implements battery protection from too low temperature.
172 172  
173 173  To change the battery protection parameters from low temperature, select the "Protections → Low temperature" section:
174 174  
... ... @@ -176,14 +176,14 @@
176 176  
177 177  In this section:
178 178  
179 -* Enable – a flag to enable the protection;
180 -* Minimum charge temperature, °C;
181 -* Tolerant charge temperature, °C;
182 -* Minimum discharge temperature, °C;
183 -* Tolerant discharge temperature, °C;
184 -* Delay before setting the error, millisecond;
185 -* Delay before clearing the error, second;
186 -* Lock – a flag to block the error until the device is restarted.
175 +* **Enable **– a flag to enable the protection;
176 +* **Minimum charge temperature**, °C;
177 +* **Tolerant charge temperature**, °C;
178 +* **Minimum discharge temperature**, °C;
179 +* **Tolerant discharge temperature**, °C;
180 +* **Delay before setting the error**, millisecond;
181 +* **Delay before clearing the error**, second;
182 +* **Lock **– a flag to block the error until the device is restarted.
187 187  
188 188  As a result of the operation of the battery protection from low temperature, the "Low temperature (CH)" and/or “Low temperature (DCH)” error are generated.
189 189  
... ... @@ -197,7 +197,7 @@
197 197  
198 198  === High temperature ===
199 199  
200 -The BMS Main 3 device implements battery protection from too high temperature.
196 +The BMS Main 3 / BMS Main 2R device implements battery protection from too high temperature.
201 201  
202 202  To change the battery protection parameters from high temperature, select the "Protections → High temperature" section:
203 203  
... ... @@ -205,14 +205,14 @@
205 205  
206 206  In this section:
207 207  
208 -* Enable – a flag to enable the protection;
209 -* Maximum charge temperature, °C;
210 -* Tolerant charge temperature, °C;
211 -* Maximum discharge temperature, °C;
212 -* Tolerant discharge temperature, °C;
213 -* Delay before setting the error, millisecond;
214 -* Delay before clearing the error, second;
215 -* Lock – a flag to block the error until the device is restarted.
204 +* **Enable **– a flag to enable the protection;
205 +* **Maximum charge temperature**, °C;
206 +* **Tolerant charge temperature**, °C;
207 +* **Maximum discharge temperature**, °C;
208 +* **Tolerant discharge temperature**, °C;
209 +* **Delay before setting the error**, millisecond;
210 +* **Delay before clearing the error**, second;
211 +* **Lock **– a flag to block the error until the device is restarted.
216 216  
217 217  As a result of the operation of the battery protection from high temperature, the "High temperature (CH)" or “High temperature (DCH)” error is generated.
218 218  
... ... @@ -232,10 +232,10 @@
232 232  
233 233  In this section:
234 234  
235 -* Enable – a flag to enable the protection;
236 -* Delay before setting the error, millisecond;
237 -* Delay before clearing the error, second;
238 -* Lock – a flag to block the error until the device is restarted.
231 +* **Enable** – a flag to enable the protection;
232 +* **Delay before setting the error**, millisecond;
233 +* **Delay before clearing the error**, second;
234 +* **Lock **– a flag to block the error until the device is restarted.
239 239  
240 240  As a result of the operation of the protection against opening the battery cover, the “Battery cover error” is generated.
241 241  
... ... @@ -254,7 +254,7 @@
254 254  
255 255  === High humidity ===
256 256  
257 -The BMS Main 3 can detect that the battery is operating in high humidity conditions.
253 +The BMS Main 3 / BMS Main 2R can detect that the battery is operating in high humidity conditions.
258 258  
259 259  To change the detection parameters, select the "Protections → High humidity" section:
260 260  
... ... @@ -262,12 +262,12 @@
262 262  
263 263  In this section:
264 264  
265 -* Enable – a flag to enable the detection;
266 -* Maximum humidity, RH%;
267 -* Tolerant humidity, RH%;
268 -* Delay before setting the error, second;
269 -* Delay before clearing the error, second;
270 -* Lock the error until the device is reset.
261 +* **Enable **– a flag to enable the detection;
262 +* **Maximum humidity**, RH%;
263 +* **Tolerant humidity**, RH%;
264 +* **Delay before setting the error**, second;
265 +* **Delay before clearing the error**, second;
266 +* **Lock **– a flag to block the error until the device is restarted.
271 271  
272 272  As a result of the operation of the battery protection from high humidity, the "High humidity" error is generated.
273 273  
... ... @@ -286,7 +286,7 @@
286 286  
287 287  === Water ===
288 288  
289 -The BMS Main 3 can protect the battery from working in very high humidity conditions.
285 +The BMS Main 3 / BMS Main 2R can protect the battery from working in very high humidity conditions.
290 290  
291 291  To change the protection parameters, select the "Protections → Water" section:
292 292  
... ... @@ -294,12 +294,12 @@
294 294  
295 295  In this section:
296 296  
297 -* Enable – a flag to enable the protection;
298 -* Maximum humidity, RH%;
299 -* Tolerant humidity, RH%;
300 -* Delay before setting the error, second;
301 -* Delay before clearing the error, second;
302 -* Lock – lock the error until the device is reset.
293 +* **Enable **– a flag to enable the protection;
294 +* **Maximum humidity**, RH%;
295 +* **Tolerant humidity**, RH%;
296 +* **Delay before setting the error**, second;
297 +* **Delay before clearing the error**, second;
298 +* **Lock **– lock the error until the device is reset.
303 303  
304 304  As a result of the operation of the battery protection from water, the "Water" error is generated.
305 305  
... ... @@ -324,12 +324,12 @@
324 324  
325 325  In this section:
326 326  
327 -* Enable – a flag to enable the protection;
328 -* Maximum temperature, °C;
329 -* Tolerant temperature, °C;
330 -* Delay before setting the error, second;
331 -* Delay before clearing the error, second;
332 -* Lock – lock the error until the device is reset.
323 +* **Enable **– a flag to enable the protection;
324 +* **Maximum temperature**, °C;
325 +* **Tolerant temperature**, °C;
326 +* **Delay before setting the error**, second;
327 +* **Delay before clearing the error**, second;
328 +* **Lock **– lock the error until the device is reset.
333 333  
334 334  As a result of the operation of the protection from high temperatures of BMS Logic devices, the "High Logic temperature" is generated.
335 335  
... ... @@ -355,10 +355,10 @@
355 355  
356 356  In this section:
357 357  
358 -* Enable – a flag to enable the protection;
359 -* Delay before setting the error, second;
360 -* Delay before clearing the error, second;
361 -* Lock – lock the error until the device is reset.
354 +* **Enable **– a flag to enable the protection;
355 +* **Delay before setting the error**, second;
356 +* **Delay before clearing the error**, second;
357 +* **Lock **– lock the error until the device is reset.
362 362  
363 363  As a result of the protection from loss of communication with BMS Logic devices, the "Logic offline" error is generated.
364 364  
... ... @@ -383,11 +383,11 @@
383 383  
384 384  In this section:
385 385  
386 -* Enable – a flag to enable the protection;
387 -* Number of cells – a number of cells connected to the BMS;
388 -* Delay before setting the error, millisecond;
389 -* Delay before clearing the error, second;
390 -* Lock – a flag to block the error until the device is restarted.
382 +* **Enable** – a flag to enable the protection;
383 +* **Number of cells** – a number of cells connected to the BMS;
384 +* **Delay before setting the error**, millisecond;
385 +* **Delay before clearing the error**, second;
386 +* **Lock **– a flag to block the error until the device is restarted.
391 391  
392 392  As a result of the operation of the protection from the mismatch of the number of cells, the "Cell count error" is generated.
393 393  
... ... @@ -412,11 +412,11 @@
412 412  
413 413  In this section:
414 414  
415 -* Enable – a flag to enable the protection;
416 -* Number of cells – a number of temperature sensors connected to the BMS;
417 -* Delay before setting the error, millisecond;
418 -* Delay before clearing the error, second;
419 -* Lock – a flag to block the error until the device is restarted.
411 +* **Enable **– a flag to enable the protection;
412 +* **Number of cells** – a number of temperature sensors connected to the BMS;
413 +* **Delay before setting the error**, millisecond;
414 +* **Delay before clearing the error**, second;
415 +* **Lock **– a flag to block the error until the device is restarted.
420 420  
421 421  As a result of the operation of the protection from the mismatch of the number of cells, the "T-sensor count error" is generated.
422 422  
... ... @@ -437,24 +437,28 @@
437 437  
438 438  To change the protection parameters from the mismatch of the number of BMS Logic devices to the set value, select the "Protections → Logic count” section:
439 439  
440 -[[image:1733328415732-163.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="110" width="800"]]
436 +[[image:1762425434368-516.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="125" width="800"]]
441 441  
442 442  In this section:
443 443  
444 -* Enable – a flag to enable the protection;
445 -* Logic count – a number of BMS Logic devices connected to the BMS Main;
446 -* Scan fast – a flag to scan BMS Logic devices fast (devices with addresses from 1 to “Logic count” are scanned; this mode reduces BMS system startup time);
447 -* Lock – lock the error until the device is reset.
440 +* **Enable **– a flag to enable the protection;
441 +* **Logic count** – a number of BMS Logic devices connected to the BMS Main;
442 +* **Scan fast** – a flag to scan BMS Logic devices fast (devices with addresses from 1 to “Logic count” are scanned; this mode reduces BMS system startup time);
443 +* **Delay before setting the error** – a delay before setting the error //during initialization//, millisecond;
444 +* **Delay before clearing the error **– a delay before clearing the error //during initialization//, second;
445 +* **Lock** – lock the error until the device is reset.
448 448  
449 449  As a result of the operation of the protection from the mismatch of the number of BMS Logic devices, the "Logic count error" is generated.
450 450  
451 451  Error generation conditions:
452 452  
453 -* the number of BMS Logic devices connected to the BMS Main is **not equal** to the “Logic count” value.
451 +* during the initialization BMS Main 3 / BMS Main 2R have not found required number of BMS Logic devices during the "Delay before setting the error" time;
452 +* after the initialization the number of BMS Logic devices connected to the BMS Main is **not equal** to the “Logic count” value.
454 454  
455 455  Conditions for removing the error:
456 456  
457 -* the number of BMS Logic devices connected to the BMS Main is **equal** to the “Logic count” value.
456 +* during the initialization BMS Main 3 / BMS Main 2R have found required number of BMS Logic devices and the "Delay before setting the error" time has passed;
457 +* after the initialization the number of BMS Logic devices connected to the BMS Main is **equal** to the “Logic count” value.
458 458  
459 459  (% class="box warningmessage" %)
460 460  (((
... ... @@ -463,7 +463,7 @@
463 463  
464 464  === Short circuit ===
465 465  
466 -The BMS Main 3 device implements the protection of power circuits (contactors, power wires) against overheating caused by the flow of high current for a long time.
466 +The BMS Main 3 / BMS Main 2R device implements the protection of power circuits (contactors, power wires) against overheating caused by the flow of high current for a long time.
467 467  
468 468  To change the protection parameters from short circuit, select the "Protections → Short circuit" section:
469 469  
... ... @@ -471,12 +471,12 @@
471 471  
472 472  In this section:
473 473  
474 -* Level 1, 2, 3 – three protection levels. The following parameters are configured at each level:
475 -** Enable – a flag to enable the protection;
476 -** Maximum current, A;
477 -** Delay before setting the error, second;
478 -* Delay before clearing the error, second;
479 -* Lock – a flag to block the error until the device is restarted.
474 +* **Level 1, 2, 3** – three protection levels. The following parameters are configured at each level:
475 +** **Enable **– a flag to enable the protection;
476 +** **Maximum current**, A;
477 +** **Delay before setting the error**, second;
478 +* **Delay before clearing the error**, second;
479 +* **Lock **– a flag to block the error until the device is restarted.
480 480  
481 481  If there is a short circuit, the "Short circuit" error is generated.
482 482  
... ... @@ -490,7 +490,7 @@
490 490  
491 491  === High contactor temperature ===
492 492  
493 -The BMS Main 3 device protects power contactors from overheating. To measure the temperature of the contactor, one of the thermistors connected to the X5 connector is used.
493 +The BMS Main 3 / BMS Main 2R device protects power contactors from overheating. To measure the temperature of the contactor, one of the thermistors connected to the X5 connector is used.
494 494  
495 495  To change the overheating protection parameters of power contactors, select the "Protections → High contactor temperature" section:
496 496  
... ... @@ -498,13 +498,13 @@
498 498  
499 499  In this section:
500 500  
501 -* Enable – a flag to enable the protection;
502 -* Thermistor – a selection of which cell thermistor will be used as contactor temperature sensor;
503 -* Maximum contactor temperature, °C;
504 -* Tolerant contactor temperature, °C;
505 -* Delay before setting the error, second;
506 -* Delay before clearing the error, second;
507 -* Lock – a flag to block the error until the device is restarted.
501 +* **Enable** – a flag to enable the protection;
502 +* **Thermistor **– a selection of which cell thermistor will be used as contactor temperature sensor;
503 +* **Maximum contactor temperature**, °C;
504 +* **Tolerant contactor temperature**, °C;
505 +* **Delay before setting the error**, second;
506 +* **Delay before clearing the error**, second;
507 +* **Lock **– a flag to block the error until the device is restarted.
508 508  
509 509  If there is a contactor overheat, the "High contactor temperature" error is generated.
510 510  
... ... @@ -518,7 +518,7 @@
518 518  
519 519  === Current sensor ===
520 520  
521 -The BMS Main 3 device checks the current sensor connection circuits. The circuits are checked for breakage and short-circuit to the +5 V supply line.
521 +The BMS Main 3 / BMS Main 2R device checks the current sensor connection circuits. The circuits are checked for breakage and short-circuit to the +5 V supply line.
522 522  
523 523  To change the test parameters of the current sensor connection circuits, select the "Protections → Current sensor" section:
524 524  
... ... @@ -526,13 +526,13 @@
526 526  
527 527  In this section:
528 528  
529 -* Enable – a flag to enable the protection;
530 -* Maximum voltage, V;
531 -* Minimum voltage, V;
532 -* Voltage hysteresis – a hysteresis value to clear the error, V;
533 -* Delay before setting the error, second;
534 -* Delay before clearing the error, second;
535 -* Lock – a flag to block the error until the device is restarted.
529 +* **Enable **– a flag to enable the protection;
530 +* **Maximum voltage**, V;
531 +* **Minimum voltage**, V;
532 +* **Voltage hysteresis** – a hysteresis value to clear the error, V;
533 +* **Delay before setting the error**, second;
534 +* **Delay before clearing the error**, second;
535 +* **Lock **– a flag to block the error until the device is restarted.
536 536  
537 537  If there is an open or short circuit connection of a current sensor, the "Current sensor error" is generated.
538 538  
... ... @@ -552,6 +552,11 @@
552 552  
553 553  === Power switch ===
554 554  
555 +(% class="box warningmessage" %)
556 +(((
557 +This section is not available on BMS Main 2R.
558 +)))
559 +
555 555  BMS Main 3 device checks the status of power switches that are used to control the contactors. To change the parameters of the power switch protection, select the "Protections → Power switch" section:
556 556  
557 557  [[image:1733328461554-241.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="99" width="800"]]
... ... @@ -558,8 +558,8 @@
558 558  
559 559  In this section:
560 560  
561 -* Delay before clearing the error, second;
562 -* Lock – a flag to block the error until the device is restarted.
566 +* **Delay before clearing the error**, second;
567 +* **Lock **– a flag to block the error until the device is restarted.
563 563  
564 564  The “Power switch error” occurs when the device detects a shortage in contactor coil control circuit or an overheating of the power switch. Error is removed when the temperature of power switch is normal during “Delay before clearing the error” time.
565 565  
... ... @@ -570,6 +570,11 @@
570 570  
571 571  === Power fault ===
572 572  
578 +(% class="box infomessage" %)
579 +(((
580 +This section is not available on BMS Main 2R.
581 +)))
582 +
573 573  BMS Main 3 device checks the status of CAN2, CAN3, RS-485-2 and Current sensors power supply.
574 574  
575 575  (% class="box infomessage" %)
... ... @@ -583,11 +583,11 @@
583 583  
584 584  In this section:
585 585  
586 -* Enable – a flag to enable the protection;
587 -* Delay before setting the error, millisecond;
588 -* Time to keep power off, millisecond;
589 -* Delay before clearing the error, millisecond;
590 -* Lock – a flag to block the error until the device is restarted.
596 +* **Enable **– a flag to enable the protection;
597 +* **Delay before setting the error**, millisecond;
598 +* **Time to keep power off**, millisecond;
599 +* **Delay before clearing the error**, millisecond;
600 +* **Lock **– a flag to block the error until the device is restarted.
591 591  
592 592  The “Power fault” occurs when the device detects a shortage or high power consumption in power supplies mentioned above. After that BMS turns off the corresponding power supply for "Time to keep power off", then it tries to enable power again.
593 593  
... ... @@ -600,7 +600,7 @@
600 600  
601 601  === Charge contactor cycles ===
602 602  
603 -The BMS Main 3 device protects the charging contactor against frequent switching.
613 +The BMS Main 3 / BMS Main 2R device protects the charging contactor against frequent switching.
604 604  
605 605  To change the protection parameters against high frequency switching of the charging contactor, select the "Protections → Charge contactor cycles" section:
606 606  
... ... @@ -608,12 +608,12 @@
608 608  
609 609  In this section:
610 610  
611 -* Enable – a flag to enable the protection;
612 -* Cycles threshold – a number of cycles in a given period, upon which the “CH contactor cycles error” is generated;
613 -* Check time – a time in which the BMS counts switching cycles of the charging contactor, second;
614 -* Delay before setting the error, millisecond;
615 -* Delay before clearing the error, second;
616 -* Lock – a flag to block the error until the device is restarted.
621 +* **Enable **– a flag to enable the protection;
622 +* **Cycles threshold **– a number of cycles in a given period, upon which the “CH contactor cycles error” is generated;
623 +* **Check time** – a time in which the BMS counts switching cycles of the charging contactor, second;
624 +* **Delay before setting the error**, millisecond;
625 +* **Delay before clearing the error**, second;
626 +* **Lock **– a flag to block the error until the device is restarted.
617 617  
618 618  If there is a high switching frequency of the charging contactor, the “CH contactor cycles error” is generated.
619 619  
... ... @@ -627,7 +627,7 @@
627 627  
628 628  === Discharge contactor cycles ===
629 629  
630 -The BMS Main 3 device protects the discharging contactor against frequent switching.
640 +The BMS Main 3 / BMS Main 2R device protects the discharging contactor against frequent switching.
631 631  
632 632  To change the protection parameters against high frequency switching of the discharging contactor, select the "Protections → Discharging contactor cycles" section:
633 633  
... ... @@ -635,12 +635,12 @@
635 635  
636 636  In this section:
637 637  
638 -* Enable – a flag to enable the protection;
639 -* Cycles threshold – a number of cycles in a given period, upon which the “DCH contactor cycles error” is generated;
640 -* Check time – a time in which the BMS counts switching cycles of the charging contactor, second;
641 -* Delay before setting the error, millisecond;
642 -* Delay before clearing the error, second;
643 -* Lock – a flag to block the error until the device is restarted.
648 +* **Enable **– a flag to enable the protection;
649 +* **Cycles threshold** – a number of cycles in a given period, upon which the “DCH contactor cycles error” is generated;
650 +* **Check time** – a time in which the BMS counts switching cycles of the charging contactor, second;
651 +* **Delay before setting the error**, millisecond;
652 +* **Delay before clearing the error**, second;
653 +* **Lock **– a flag to block the error until the device is restarted.
644 644  
645 645  If there is the high switching frequency of the discharging contactor, the “DCH contactor cycles error” is generated.
646 646  
... ... @@ -654,7 +654,7 @@
654 654  
655 655  === Temperature sensors ===
656 656  
657 -The BMS Main 3 device checks the temperature sensors connection circuits. The circuits are checked for breakage and short-circuit.
667 +The BMS Main 3 / BMS Main 2R device checks the temperature sensors connection circuits. The circuits are checked for breakage and short-circuit.
658 658  
659 659  To change the protection parameters of the temperature sensors circuits, select the "Protections → Temperature sensors" section:
660 660  
... ... @@ -662,10 +662,10 @@
662 662  
663 663  In this section:
664 664  
665 -* Enable – a flag to enable the protection;
666 -* Delay before setting the error, millisecond;
667 -* Delay before clearing the error, second;
668 -* Lock – a flag to block the error until the device is restarted.
675 +* **Enable **– a flag to enable the protection;
676 +* **Delay before setting the error**, millisecond;
677 +* **Delay before clearing the error**, second;
678 +* **Lock **– a flag to block the error until the device is restarted.
669 669  
670 670  If there are no temperature sensors connected to any BMS Logic device or any temperature sensor of the BMS Logic is shorted, the "No temp. sensors" error and "Temp. sensor is shorted" error are generated respectively. These errors generated and removed with the “Delay before setting the error” and “Delay before clearing the error” delays.
671 671  
... ... @@ -676,7 +676,7 @@
676 676  
677 677  === WDT reset ===
678 678  
679 -If the BMS firmware hangs, the watchdog timer resets the device. The BMS can detect that the device was reset and generates the “WDT reset” error.
689 +If the BMS Main 3 / BMS Main 2R firmware hangs, the watchdog timer resets the device. The BMS can detect that the device was reset and generates the “WDT reset” error.
680 680  
681 681  To change the parameters of the watchdog protection, select the "Protections → WDT reset" section:
682 682  
... ... @@ -684,9 +684,9 @@
684 684  
685 685  In this section:
686 686  
687 -* Enable – a flag to enable the protection;
688 -* Delay before clearing the error, second;
689 -* Lock – a flag to block the error until the device is restarted.
697 +* **Enable **– a flag to enable the protection;
698 +* **Delay before clearing the error**, second;
699 +* **Lock **– a flag to block the error until the device is restarted.
690 690  
691 691  Conditions for removing the error:
692 692  
... ... @@ -699,7 +699,7 @@
699 699  
700 700  === Unallowable charging ===
701 701  
702 -The BMS can detect that the battery is charging through the discharging circuit and protectively open the discharging contactor to prevent unallowable battery operation.
712 +The BMS Main 3 / BMS Main 2R device can detect that the battery is charging through the discharging circuit and protectively open the discharging contactor to prevent unallowable battery operation.
703 703  
704 704  To change the parameters of the unallowable charging protection, select the "Protections → Unallowable charging" section:
705 705  
... ... @@ -707,10 +707,10 @@
707 707  
708 708  In this section:
709 709  
710 -* Enable – a flag to enable the protection;
711 -* Delay before setting the error, second;
712 -* Delay before clearing the error, second;
713 -* Lock – a flag to block the error until the device is restarted.
720 +* **Enable **– a flag to enable the protection;
721 +* **Delay before setting the error**, second;
722 +* **Delay before clearing the error**, second;
723 +* **Lock** – a flag to block the error until the device is restarted.
714 714  
715 715  If there is charging the battery through the discharging circuit detected, the "Unallowable charging" error is generated.
716 716  
... ... @@ -724,7 +724,7 @@
724 724  
725 725  === Stuck contactor ===
726 726  
727 -The BMS Main 3 device protects contactors against sticking.
737 +The BMS Main 3 / BMS Main 2R device protects contactors against sticking.
728 728  
729 729  To change the protection parameters against sticking, select the "Protections → Stuck contactor" section:
730 730  
... ... @@ -732,12 +732,12 @@
732 732  
733 733  In this section:
734 734  
735 -* Enable – a flag to enable the protection;
736 -* Delay before setting the error, millisecond;
737 -* Delay before clearing the error, second;
738 -* Check voltage – a flag to enable checking of voltage before and after contactors to detect the fact of contactor sticking;
739 -* Abnormal voltage difference – the difference of voltages before and after contactors at which BMS indicates and error;
740 -* Lock – a flag to block the error until the device is restarted.
745 +* **Enable **– a flag to enable the protection;
746 +* **Delay before setting the error**, millisecond;
747 +* **Delay before clearing the error**, second;
748 +* **Check voltage** – a flag to enable checking of voltage before and after contactors to detect the fact of contactor sticking;
749 +* **Abnormal voltage difference** – the difference of voltages before and after contactors at which BMS indicates and error;
750 +* **Lock **– a flag to block the error until the device is restarted.
741 741  
742 742  If there is a stuck contactor, the “Stuck contactor” error is generated. Error generation conditions:
743 743  
... ... @@ -750,7 +750,7 @@
750 750  
751 751  === Contactor feedback ===
752 752  
753 -The BMS Main 3 device can receive feedback signals from contactors and detect discrepancy between the control value and the feedback signal. To enable specific contactor protection, the feedback signal must be connected to the corresponding contactor feedback pin on the X3 header.
763 +The BMS Main 3 / BMS Main 2R device can receive feedback signals from contactors and detect discrepancy between the control value and the feedback signal. To enable specific contactor protection, the feedback signal must be connected to the discrete input that is assigned to this specific contactor's feedback.
754 754  
755 755  To change the contactor feedback check parameters, select the "Protections → Contactor feedback" section:
756 756  
... ... @@ -758,10 +758,10 @@
758 758  
759 759  In this section:
760 760  
761 -* Enable – a flag to enable the protection;
762 -* Delay before setting the error, millisecond;
763 -* Delay before clearing the error, second;
764 -* Lock – a flag to block the error until the device is restarted.
771 +* **Enable **– a flag to enable the protection;
772 +* **Delay before setting the error**, millisecond;
773 +* **Delay before clearing the error**, second;
774 +* **Lock **– a flag to block the error until the device is restarted.
765 765  
766 766  If there is a discrepancy at any contactor, the corresponding contactor feedback error is generated. Error generation conditions:
767 767  
... ... @@ -774,7 +774,7 @@
774 774  
775 775  === Insulation ===
776 776  
777 -The BMS Main 3 device can detect a physical signal or CAN bus message from an external insulation monitoring device (such as Bender IR155, iso165C, BMD IMD) to monitor the insulation quality.
787 +The BMS Main 3 / BMS Main 2R device can detect a physical signal or CAN bus message from an external insulation monitoring device (such as Bender IR155, iso165C, BMD IMD) to monitor the insulation quality.
778 778  
779 779  To change the insulation monitoring parameters, select the "Protections → Insulation" section:
780 780  
... ... @@ -782,14 +782,14 @@
782 782  
783 783  In this section:
784 784  
785 -* Enable – a flag to enable the protection;
786 -* Checking algorithm – isolation checking mode:
787 -** Always on – check is always performed;
788 -** On charging – check is performed only if “Charger connected” or “Charge request” is set;
789 -** Except charging - check is performed only if “Charger connected” and “Charge request” are cleared;
790 -* Delay before setting the error, second;
791 -* Delay before clearing the error, second;
792 -* Lock – a flag to block the error until the device is restarted.
795 +* **Enable **– a flag to enable the protection;
796 +* **Checking algorithm** – isolation checking mode:
797 +** **Always on** – check is always performed;
798 +** **On charging** – check is performed only if “Charger connected” or “Charge request” is set;
799 +** **Except charging** – check is performed only if “Charger connected” and “Charge request” are cleared;
800 +* **Delay before setting the error**, second;
801 +* **Delay before clearing the error**, second;
802 +* **Lock **– a flag to block the error until the device is restarted.
793 793  
794 794  The “Insulation fault” is set if the “Insulation status” signal is detected during the “Delay before setting the error” time. The “Insulation status” signal can be received through the discrete input or by the CAN bus from an insulation monitoring device. The “Insulation fault” is cleared if the “Insulation status” signal is cleared during the “Delay before clearing the error” time.
795 795  
... ... @@ -800,6 +800,11 @@
800 800  
801 801  === HVIL ===
802 802  
813 +(% class="box infomessage" %)
814 +(((
815 +This section is not available on BMS Main 2R.
816 +)))
817 +
803 803  The BMS Main 3 allows to control the high voltage interlock loop by applying current to a testing loop and monitoring the difference between the measured current and the required value.
804 804  
805 805  To change the HVIL measurement parameters, select the "Protections → HVIL" section:
... ... @@ -808,12 +808,12 @@
808 808  
809 809  In this section:
810 810  
811 -* Enable – a flag to enable the protection;
812 -* Source is OFF: Lower current limit, A;
813 -* Source is OFF: Upper current limit, A;
814 -* Source is ON: Lower current limit, A;
815 -* Source is ON: Upper current limit, A;
816 -* Lock – a flag to block the error until the device is restarted.
826 +* **Enable **– a flag to enable the protection;
827 +* **Source is OFF: Lower current limit**, A;
828 +* **Source is OFF: Upper current limit**, A;
829 +* **Source is ON: Lower current limit**, A;
830 +* **Source is ON: Upper current limit**, A;
831 +* **Lock **– a flag to block the error until the device is restarted.
817 817  
818 818  If interlock loop breaks and its current is out of the configured ranges, the “HVIL error” is generated.
819 819  
... ... @@ -826,8 +826,13 @@
826 826  
827 827  === Battery voltage ===
828 828  
829 -The BMS Main 3 allows to control the difference between sum of all cell voltages and voltage measured before the contactors.
844 +(% class="box infomessage" %)
845 +(((
846 +This section is not available on BMS Main 2R.
847 +)))
830 830  
849 +The BMS Main 3 / BMS Main 2R allows to control the difference between sum of all cell voltages and voltage measured before the contactors.
850 +
831 831  To change the voltage difference check parameters, select the "Protections → Battery voltage" section:
832 832  
833 833  [[image:1755871661259-633.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="100" width="800"]]
... ... @@ -834,11 +834,11 @@
834 834  
835 835  In this section:
836 836  
837 -* Enable – a flag to enable the protection;
838 -* Abnormal voltage difference – a maximum difference between sum of all cell voltages and voltage measured before the contactors (High voltage 1), V;
839 -* Delay before setting the error, second;
840 -* Delay before clearing the error, second;
841 -* Lock – a flag to block the error until the device is restarted.
857 +* **Enable **– a flag to enable the protection;
858 +* **Abnormal voltage difference** – a maximum difference between sum of all cell voltages and voltage measured before the contactors (High voltage 1), V;
859 +* **Delay before setting the error**, second;
860 +* **Delay before clearing the error**, second;
861 +* **Lock **– a flag to block the error until the device is restarted.
842 842  
843 843  If there is a mismatch between voltages, "Battery voltage mismatch" error is generated.
844 844  
... ... @@ -861,14 +861,15 @@
861 861  
862 862  To change the critical error parameters, select the "Protections → Critical error" section:
863 863  
864 -[[image:1733328487100-898.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="101" width="800"]]
884 +[[image:1762775547945-129.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="117" width="800"]]
865 865  
866 866  In this section:
867 867  
868 -* Enable – a flag to enable the protection;
869 -* Delay before setting the error, millisecond;
870 -* Delay before clearing the error, second;
871 -* Lock – a flag to block the error until the device is restarted.
888 +* **Enable **– a flag to enable the protection;
889 +* **Delay before setting the error**, millisecond;
890 +* **Delay before clearing the error**, second;
891 +* **Errors 1, 2 to to ignore when setting the critical error** – bitfields to enable check of corresponding errors.
892 +* **Lock **– a flag to block the error until the device is restarted.
872 872  
873 873  The "Critical error" signal is generated if at least one of the critical errors (see [[Errors>>doc:Battery management systems.Additional information.1\. Battery controllers\: signals and errors.WebHome||anchor="HErrors"]]) is generated during the “Delay before setting the error” time.
874 874  
... ... @@ -882,11 +882,11 @@
882 882  
883 883  In this section:
884 884  
885 -* Enable – a flag to enable the protection;
886 -* Delay before setting the error, millisecond;
887 -* Delay before clearing the error, second;
888 -* Lock – a flag to block the error until the device is restarted;
889 -* Errors 1, 2 to set the "Critical error" – bitfields to enable check of corresponding errors.
906 +* **Enable **– a flag to enable the protection;
907 +* **Delay before setting the error**, millisecond;
908 +* **Delay before clearing the error**, second;
909 +* **Lock **– a flag to block the error until the device is restarted;
910 +* **Errors 1, 2 to set the "Critical error"** – bitfields to enable check of corresponding errors.
890 890  
891 891  The “General error”is generated if at least one of the enabled errors is generated during the “Delay before setting the error” time.
892 892  
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