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Changes for page 3.4 Protections

Last modified by Admin on 2025/04/09 12:23
From version 1.8
edited by Admin
on 2025/02/24 14:11
Change comment: There is no comment for this version
To version 1.5
edited by Admin
on 2025/02/24 14:08
Change comment: There is no comment for this version

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... ... @@ -43,6 +43,11 @@
43 43  * the current is positive (charging) or zero, and its modulo value is less than the “Tolerant charging current” value for the “Delay before clearing the error” time;
44 44  * the current is negative (discharging), and its modulo value is less than the “Tolerant discharging current” value for the “Delay before clearing the error” time.
45 45  
46 +(% class="box infomessage" %)
47 +(((
48 +If there is the "Overcurrent" error, the **charging **and **discharging **contactors open.
49 +)))
50 +
46 46  === Undervoltage ===
47 47  
48 48  The BMS Mini device implements battery protection from too low voltage on the cells.
... ... @@ -70,6 +70,11 @@
70 70  
71 71  * the minimum voltage among all cells of the battery is greater than the “Tolerant cell voltage” value for the “Delay before clearing the error” time.
72 72  
78 +(% class="box infomessage" %)
79 +(((
80 +If there is the "Undervoltage" error, the **discharging **contactor opens.
81 +)))
82 +
73 73  === Overvoltage ===
74 74  
75 75  The BMS Mini device implements battery protection from too high voltage on the cells.
... ... @@ -98,6 +98,11 @@
98 98  
99 99  * the maximum voltage among all cells of the battery is less than the “Tolerant cell voltage” value for the “Delay before clearing the error” time.
100 100  
111 +(% class="box infomessage" %)
112 +(((
113 +If there is the "Overvoltage" error, the **charging **contactor and **discharging **contactor open (if the “Switch off the discharging contactor on error” flag is set).
114 +)))
115 +
101 101  === Low temperature ===
102 102  
103 103  The BMS Mini device implements battery protection from too low temperature.
... ... @@ -127,6 +127,11 @@
127 127  
128 128  * 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.
129 129  
145 +(% class="box infomessage" %)
146 +(((
147 +If there is the "Low temperature (CH)" error, the **charging **contactor opens. If there is the "Low temperature (DCH)" error, the **discharging **contactor opens.
148 +)))
149 +
130 130  === High temperature ===
131 131  
132 132  The BMS Mini device implements battery protection from too high temperature.
... ... @@ -156,6 +156,11 @@
156 156  
157 157  * the maximum temperature among all cells of the battery is less than the “Tolerant charging (discharging) temperature” value for the “Delay before clearing the error” time.
158 158  
179 +(% class="box infomessage" %)
180 +(((
181 +If there is the "High temperature (CH)" error, the **charging **contactor opens. If there is the "High temperature (DCH)" error, the **discharging **contactor opens.
182 +)))
183 +
159 159  === Battery cover ===
160 160  
161 161  To change the protection parameters from opening the battery cover, select the "Protections → Battery cover" section:
... ... @@ -181,7 +181,7 @@
181 181  
182 182  (% class="box warningmessage" %)
183 183  (((
184 -If there is the "Battery cover error", the **“Critical error” **is generated.
209 +If there is the "Battery cover error", the **“Critical error” **is generated **and all contactors open.**
185 185  )))
186 186  
187 187  === Cell monitor offline ===
... ... @@ -209,7 +209,7 @@
209 209  
210 210  (% class="box warningmessage" %)
211 211  (((
212 -If there is the " Cell monitor offline error", the **“Critical error” **is generated.
237 +If there is the " Cell monitor offline error", the **“Critical error” **is generated and** all contactors open.**
213 213  )))
214 214  
215 215  === Cell count ===
... ... @@ -238,7 +238,7 @@
238 238  
239 239  (% class="box warningmessage" %)
240 240  (((
241 -If there is the "Cell count error", the **“Critical error” **is generated.
266 +If there is the "Cell count error", the **“Critical error” **is generated and **all contactors open.**
242 242  )))
243 243  
244 244  === Short circuit ===
... ... @@ -270,6 +270,11 @@
270 270  
271 271  * the current modulo is lower than the “Maximum current” values for all three protection levels during the “Delay before setting the error” time.
272 272  
298 +(% class="box infomessage" %)
299 +(((
300 +If there is the "Short circuit" error, the **charging **contactor opens (the “Switch off the charging contactor on error” flag is set) and the **discharging **contactor opens (the “Switch off the discharging contactor on error flag” is set).
301 +)))
302 +
273 273  === High contactor temperature ===
274 274  
275 275  The BMS Mini device protects power contactors from overheating. To measure the temperature of the contactor, one of the thermistors connected to the X6 connector is used.
... ... @@ -333,7 +333,7 @@
333 333  
334 334  (% class="box warningmessage" %)
335 335  (((
336 -If there is the “Current sensor error”, the **“Critical error” **is generated.
366 +If there is the “Current sensor error”, the **“Critical error” **is generated and** all contactors open.**
337 337  )))
338 338  
339 339  === Charge contactor cycles ===
... ... @@ -364,6 +364,11 @@
364 364  
365 365  * the “Delay before clearing the error” time has passed since the error was generated.
366 366  
397 +(% class="box infomessage" %)
398 +(((
399 +If there is the "CH contactor cycles error" error, the **charging** contactor opens.
400 +)))
401 +
367 367  === Discharge contactor cycles protection ===
368 368  
369 369  The BMS Mini device protects the discharging contactor against frequent switching.
... ... @@ -392,6 +392,11 @@
392 392  
393 393  * the “Delay before clearing the error” time has passed since the error was generated.
394 394  
430 +(% class="box infomessage" %)
431 +(((
432 +If there is the "DCH contactor cycles error" error, the **discharging **contactor opens.
433 +)))
434 +
395 395  === Temperature sensors ===
396 396  
397 397  The BMS Mini device checks the temperature sensors connection circuits. The circuits are checked for breakage and short-circuit.
... ... @@ -411,7 +411,7 @@
411 411  
412 412  (% class="box warningmessage" %)
413 413  (((
414 -If there is the “No temp. sensors” or “Temp. sensor is shorted” error, the **“Critical error” **is generated.
454 +If there is the “No temp. sensors” or “Temp. sensor is shorted” error, the **“Critical error” **is generated and **all contactors open.**
415 415  )))
416 416  
417 417  === WDT reset ===
... ... @@ -434,7 +434,7 @@
434 434  
435 435  (% class="box warningmessage" %)
436 436  (((
437 -If there is the "WDT reset" error, the **“Critical error” **is generated.
477 +If there is the "WDT reset" error, the **“Critical error” **is generated and **all contactors open.**
438 438  )))
439 439  
440 440  === Unallowable charging ===
... ... @@ -462,6 +462,11 @@
462 462  
463 463  * the battery current is zero during the “Delay before clearing the error” time.
464 464  
505 +(% class="box infomessage" %)
506 +(((
507 +If there is the "Unallowable charging" error, the **discharging **contactor opens.
508 +)))
509 +
465 465  === Stuck contactor ===
466 466  
467 467  The BMS Mini device protects contactors against sticking.
... ... @@ -477,7 +477,7 @@
477 477  * Delay before clearing the error, second;
478 478  * Lock – a flag to block the error until the device is restarted.
479 479  
480 -If there is a stuck contactor, the “Stuck contactor” error is generated. Error generation conditions:
525 +If there is a stuck contactor, the “Stuck contactor” error is generated Error generation conditions:
481 481  
482 482  * charging and discharging contactors are open, but the “Charging current present” or “Discharging current present” signal is set.
483 483