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Changes for page 3.4 Protections

Last modified by Admin on 2025/04/09 12:19
From version 22.2
edited by Admin
on 2025/02/11 14:29
Change comment: There is no comment for this version
To version 20.1
edited by Admin
on 2024/12/26 15:41
Change comment: There is no comment for this version

Summary

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6 6  
7 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.
8 8  
9 -(% class="box errormessage" %)
9 +(% class="box warningmessage" %)
10 10  (((
11 11  **Attention!**
12 12  Behavior of contactors at different errors is configured in **corresponding contactor settings**!
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507 507  If there is the "Power switch error", the **“Critical error” **is generated.
508 508  )))
509 509  
510 -=== Power fault ===
511 -
512 -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:
513 -
514 -[[image:1739284154410-676.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="96" width="800"]]
515 -
516 -In this section:
517 -
518 -* Delay before clearing the error, second;
519 -* Delay before setting the error, millisecond;
520 -* Time to keep power off,
521 -* Delay before clearing the error, second;
522 -* Lock – a flag to block the error until the device is restarted.
523 -
524 -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.
525 -
526 -(% class="box warningmessage" %)
527 -(((
528 -If there is the "Power switch error", the **“Critical error” **is generated.
529 -)))
530 -
531 531  === Charge contactor cycles ===
532 532  
533 533  The BMS Main 3 device protects the charging contactor against frequent switching.
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