Skip to Content

Changes for page 3.4 Protections

Last modified by Admin on 2026/04/01 08:42
From version 43.4
edited by Admin
on 2025/10/14 10:26
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

Summary

Details

Page properties
Content
... ... @@ -4,7 +4,7 @@
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  
... ... @@ -139,18 +139,18 @@
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  
146 146  [[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 -* 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.
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.
154 154  
155 155  As a result of the operation of the battery protection from cell imbalance, the "Cell imbalance” error is generated.
156 156  
... ... @@ -160,11 +160,11 @@
160 160  
161 161  Conditions for removing the error:
162 162  
163 -* 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.
164 164  
165 165  === Low temperature ===
166 166  
167 -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.
168 168  
169 169  To change the battery protection parameters from low temperature, select the "Protections → Low temperature" section:
170 170  
... ... @@ -172,14 +172,14 @@
172 172  
173 173  In this section:
174 174  
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.
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.
183 183  
184 184  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.
185 185  
... ... @@ -193,7 +193,7 @@
193 193  
194 194  === High temperature ===
195 195  
196 -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.
197 197  
198 198  To change the battery protection parameters from high temperature, select the "Protections → High temperature" section:
199 199  
... ... @@ -201,14 +201,14 @@
201 201  
202 202  In this section:
203 203  
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.
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.
212 212  
213 213  As a result of the operation of the battery protection from high temperature, the "High temperature (CH)" or “High temperature (DCH)” error is generated.
214 214  
... ... @@ -228,10 +228,10 @@
228 228  
229 229  In this section:
230 230  
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.
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.
235 235  
236 236  As a result of the operation of the protection against opening the battery cover, the “Battery cover error” is generated.
237 237  
... ... @@ -250,7 +250,7 @@
250 250  
251 251  === High humidity ===
252 252  
253 -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.
254 254  
255 255  To change the detection parameters, select the "Protections → High humidity" section:
256 256  
... ... @@ -258,12 +258,12 @@
258 258  
259 259  In this section:
260 260  
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 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.
267 267  
268 268  As a result of the operation of the battery protection from high humidity, the "High humidity" error is generated.
269 269  
... ... @@ -282,7 +282,7 @@
282 282  
283 283  === Water ===
284 284  
285 -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.
286 286  
287 287  To change the protection parameters, select the "Protections → Water" section:
288 288  
... ... @@ -290,12 +290,12 @@
290 290  
291 291  In this section:
292 292  
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.
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.
299 299  
300 300  As a result of the operation of the battery protection from water, the "Water" error is generated.
301 301  
... ... @@ -320,12 +320,12 @@
320 320  
321 321  In this section:
322 322  
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.
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.
329 329  
330 330  As a result of the operation of the protection from high temperatures of BMS Logic devices, the "High Logic temperature" is generated.
331 331  
... ... @@ -351,10 +351,10 @@
351 351  
352 352  In this section:
353 353  
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.
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.
358 358  
359 359  As a result of the protection from loss of communication with BMS Logic devices, the "Logic offline" error is generated.
360 360  
... ... @@ -379,11 +379,11 @@
379 379  
380 380  In this section:
381 381  
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.
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.
387 387  
388 388  As a result of the operation of the protection from the mismatch of the number of cells, the "Cell count error" is generated.
389 389  
... ... @@ -408,11 +408,11 @@
408 408  
409 409  In this section:
410 410  
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.
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.
416 416  
417 417  As a result of the operation of the protection from the mismatch of the number of cells, the "T-sensor count error" is generated.
418 418  
... ... @@ -433,24 +433,28 @@
433 433  
434 434  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:
435 435  
436 -[[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"]]
437 437  
438 438  In this section:
439 439  
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 -* 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.
444 444  
445 445  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.
446 446  
447 447  Error generation conditions:
448 448  
449 -* 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.
450 450  
451 451  Conditions for removing the error:
452 452  
453 -* 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.
454 454  
455 455  (% class="box warningmessage" %)
456 456  (((
... ... @@ -459,7 +459,7 @@
459 459  
460 460  === Short circuit ===
461 461  
462 -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.
463 463  
464 464  To change the protection parameters from short circuit, select the "Protections → Short circuit" section:
465 465  
... ... @@ -467,12 +467,12 @@
467 467  
468 468  In this section:
469 469  
470 -* Level 1, 2, 3 – three protection levels. The following parameters are configured at each level:
471 -** Enable – a flag to enable the protection;
472 -** Maximum current, A;
473 -** Delay before setting the error, second;
474 -* Delay before clearing the error, second;
475 -* 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.
476 476  
477 477  If there is a short circuit, the "Short circuit" error is generated.
478 478  
... ... @@ -486,7 +486,7 @@
486 486  
487 487  === High contactor temperature ===
488 488  
489 -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.
490 490  
491 491  To change the overheating protection parameters of power contactors, select the "Protections → High contactor temperature" section:
492 492  
... ... @@ -494,13 +494,13 @@
494 494  
495 495  In this section:
496 496  
497 -* Enable – a flag to enable the protection;
498 -* Thermistor – a selection of which cell thermistor will be used as contactor temperature sensor;
499 -* Maximum contactor temperature, °C;
500 -* Tolerant contactor temperature, °C;
501 -* Delay before setting the error, second;
502 -* Delay before clearing the error, second;
503 -* 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.
504 504  
505 505  If there is a contactor overheat, the "High contactor temperature" error is generated.
506 506  
... ... @@ -514,7 +514,7 @@
514 514  
515 515  === Current sensor ===
516 516  
517 -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.
518 518  
519 519  To change the test parameters of the current sensor connection circuits, select the "Protections → Current sensor" section:
520 520  
... ... @@ -522,13 +522,13 @@
522 522  
523 523  In this section:
524 524  
525 -* Enable – a flag to enable the protection;
526 -* Maximum voltage, V;
527 -* Minimum voltage, V;
528 -* Voltage hysteresis – a hysteresis value to clear the error, V;
529 -* Delay before setting the error, second;
530 -* Delay before clearing the error, second;
531 -* 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.
532 532  
533 533  If there is an open or short circuit connection of a current sensor, the "Current sensor error" is generated.
534 534  
... ... @@ -548,6 +548,11 @@
548 548  
549 549  === Power switch ===
550 550  
555 +(% class="box warningmessage" %)
556 +(((
557 +This section is not available on BMS Main 2R.
558 +)))
559 +
551 551  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:
552 552  
553 553  [[image:1733328461554-241.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="99" width="800"]]
... ... @@ -554,8 +554,8 @@
554 554  
555 555  In this section:
556 556  
557 -* Delay before clearing the error, second;
558 -* 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.
559 559  
560 560  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.
561 561  
... ... @@ -566,6 +566,11 @@
566 566  
567 567  === Power fault ===
568 568  
578 +(% class="box infomessage" %)
579 +(((
580 +This section is not available on BMS Main 2R.
581 +)))
582 +
569 569  BMS Main 3 device checks the status of CAN2, CAN3, RS-485-2 and Current sensors power supply.
570 570  
571 571  (% class="box infomessage" %)
... ... @@ -579,11 +579,11 @@
579 579  
580 580  In this section:
581 581  
582 -* Enable – a flag to enable the protection;
583 -* Delay before setting the error, millisecond;
584 -* Time to keep power off, millisecond;
585 -* Delay before clearing the error, millisecond;
586 -* 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.
587 587  
588 588  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.
589 589  
... ... @@ -596,7 +596,7 @@
596 596  
597 597  === Charge contactor cycles ===
598 598  
599 -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.
600 600  
601 601  To change the protection parameters against high frequency switching of the charging contactor, select the "Protections → Charge contactor cycles" section:
602 602  
... ... @@ -604,12 +604,12 @@
604 604  
605 605  In this section:
606 606  
607 -* Enable – a flag to enable the protection;
608 -* Cycles threshold – a number of cycles in a given period, upon which the “CH contactor cycles error” is generated;
609 -* Check time – a time in which the BMS counts switching cycles of the charging contactor, second;
610 -* Delay before setting the error, millisecond;
611 -* Delay before clearing the error, second;
612 -* 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.
613 613  
614 614  If there is a high switching frequency of the charging contactor, the “CH contactor cycles error” is generated.
615 615  
... ... @@ -623,7 +623,7 @@
623 623  
624 624  === Discharge contactor cycles ===
625 625  
626 -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.
627 627  
628 628  To change the protection parameters against high frequency switching of the discharging contactor, select the "Protections → Discharging contactor cycles" section:
629 629  
... ... @@ -631,12 +631,12 @@
631 631  
632 632  In this section:
633 633  
634 -* Enable – a flag to enable the protection;
635 -* Cycles threshold – a number of cycles in a given period, upon which the “DCH contactor cycles error” is generated;
636 -* Check time – a time in which the BMS counts switching cycles of the charging contactor, second;
637 -* Delay before setting the error, millisecond;
638 -* Delay before clearing the error, second;
639 -* 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.
640 640  
641 641  If there is the high switching frequency of the discharging contactor, the “DCH contactor cycles error” is generated.
642 642  
... ... @@ -650,7 +650,7 @@
650 650  
651 651  === Temperature sensors ===
652 652  
653 -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.
654 654  
655 655  To change the protection parameters of the temperature sensors circuits, select the "Protections → Temperature sensors" section:
656 656  
... ... @@ -658,10 +658,10 @@
658 658  
659 659  In this section:
660 660  
661 -* Enable – a flag to enable the protection;
662 -* Delay before setting the error, millisecond;
663 -* Delay before clearing the error, second;
664 -* 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.
665 665  
666 666  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.
667 667  
... ... @@ -672,7 +672,7 @@
672 672  
673 673  === WDT reset ===
674 674  
675 -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.
676 676  
677 677  To change the parameters of the watchdog protection, select the "Protections → WDT reset" section:
678 678  
... ... @@ -680,9 +680,9 @@
680 680  
681 681  In this section:
682 682  
683 -* Enable – a flag to enable the protection;
684 -* Delay before clearing the error, second;
685 -* 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.
686 686  
687 687  Conditions for removing the error:
688 688  
... ... @@ -695,7 +695,7 @@
695 695  
696 696  === Unallowable charging ===
697 697  
698 -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.
699 699  
700 700  To change the parameters of the unallowable charging protection, select the "Protections → Unallowable charging" section:
701 701  
... ... @@ -703,10 +703,10 @@
703 703  
704 704  In this section:
705 705  
706 -* Enable – a flag to enable the protection;
707 -* Delay before setting the error, second;
708 -* Delay before clearing the error, second;
709 -* 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.
710 710  
711 711  If there is charging the battery through the discharging circuit detected, the "Unallowable charging" error is generated.
712 712  
... ... @@ -720,7 +720,7 @@
720 720  
721 721  === Stuck contactor ===
722 722  
723 -The BMS Main 3 device protects contactors against sticking.
737 +The BMS Main 3 / BMS Main 2R device protects contactors against sticking.
724 724  
725 725  To change the protection parameters against sticking, select the "Protections → Stuck contactor" section:
726 726  
... ... @@ -728,12 +728,12 @@
728 728  
729 729  In this section:
730 730  
731 -* Enable – a flag to enable the protection;
732 -* Delay before setting the error, millisecond;
733 -* Delay before clearing the error, second;
734 -* Check voltage – a flag to enable checking of voltage before and after contactors to detect the fact of contactor sticking;
735 -* Abnormal voltage difference – the difference of voltages before and after contactors at which BMS indicates and error;
736 -* 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.
737 737  
738 738  If there is a stuck contactor, the “Stuck contactor” error is generated. Error generation conditions:
739 739  
... ... @@ -746,7 +746,7 @@
746 746  
747 747  === Contactor feedback ===
748 748  
749 -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.
750 750  
751 751  To change the contactor feedback check parameters, select the "Protections → Contactor feedback" section:
752 752  
... ... @@ -754,10 +754,10 @@
754 754  
755 755  In this section:
756 756  
757 -* Enable – a flag to enable the protection;
758 -* Delay before setting the error, millisecond;
759 -* Delay before clearing the error, second;
760 -* 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.
761 761  
762 762  If there is a discrepancy at any contactor, the corresponding contactor feedback error is generated. Error generation conditions:
763 763  
... ... @@ -770,7 +770,7 @@
770 770  
771 771  === Insulation ===
772 772  
773 -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.
774 774  
775 775  To change the insulation monitoring parameters, select the "Protections → Insulation" section:
776 776  
... ... @@ -778,14 +778,14 @@
778 778  
779 779  In this section:
780 780  
781 -* Enable – a flag to enable the protection;
782 -* Checking algorithm – isolation checking mode:
783 -** Always on – check is always performed;
784 -** On charging – check is performed only if “Charger connected” or “Charge request” is set;
785 -** Except charging - check is performed only if “Charger connected” and “Charge request” are cleared;
786 -* Delay before setting the error, second;
787 -* Delay before clearing the error, second;
788 -* 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.
789 789  
790 790  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.
791 791  
... ... @@ -796,6 +796,11 @@
796 796  
797 797  === HVIL ===
798 798  
813 +(% class="box infomessage" %)
814 +(((
815 +This section is not available on BMS Main 2R.
816 +)))
817 +
799 799  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.
800 800  
801 801  To change the HVIL measurement parameters, select the "Protections → HVIL" section:
... ... @@ -804,12 +804,12 @@
804 804  
805 805  In this section:
806 806  
807 -* Enable – a flag to enable the protection;
808 -* Source is OFF: Lower current limit, A;
809 -* Source is OFF: Upper current limit, A;
810 -* Source is ON: Lower current limit, A;
811 -* Source is ON: Upper current limit, A;
812 -* 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.
813 813  
814 814  If interlock loop breaks and its current is out of the configured ranges, the “HVIL error” is generated.
815 815  
... ... @@ -822,8 +822,13 @@
822 822  
823 823  === Battery voltage ===
824 824  
825 -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 +)))
826 826  
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 +
827 827  To change the voltage difference check parameters, select the "Protections → Battery voltage" section:
828 828  
829 829  [[image:1755871661259-633.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="100" width="800"]]
... ... @@ -830,11 +830,11 @@
830 830  
831 831  In this section:
832 832  
833 -* Enable – a flag to enable the protection;
834 -* Abnormal voltage difference – a maximum difference between sum of all cell voltages and voltage measured before the contactors (High voltage 1), V;
835 -* Delay before setting the error, second;
836 -* Delay before clearing the error, second;
837 -* 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.
838 838  
839 839  If there is a mismatch between voltages, "Battery voltage mismatch" error is generated.
840 840  
... ... @@ -857,14 +857,15 @@
857 857  
858 858  To change the critical error parameters, select the "Protections → Critical error" section:
859 859  
860 -[[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"]]
861 861  
862 862  In this section:
863 863  
864 -* Enable – a flag to enable the protection;
865 -* Delay before setting the error, millisecond;
866 -* Delay before clearing the error, second;
867 -* 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.
868 868  
869 869  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.
870 870  
... ... @@ -878,11 +878,11 @@
878 878  
879 879  In this section:
880 880  
881 -* Enable – a flag to enable the protection;
882 -* Delay before setting the error, millisecond;
883 -* Delay before clearing the error, second;
884 -* Lock – a flag to block the error until the device is restarted;
885 -* 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.
886 886  
887 887  The “General error”is generated if at least one of the enabled errors is generated during the “Delay before setting the error” time.
888 888  
1762425390154-843.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.admin
Size
... ... @@ -1,0 +1,1 @@
1 +19.8 KB
Content
1762425434368-516.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.admin
Size
... ... @@ -1,0 +1,1 @@
1 +19.8 KB
Content
1762775508522-157.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.admin
Size
... ... @@ -1,0 +1,1 @@
1 +19.9 KB
Content
1762775547945-129.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.admin
Size
... ... @@ -1,0 +1,1 @@
1 +21.4 KB
Content