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Changes for page 3.4 Protections

Last modified by Admin on 2025/04/09 12:23
From version 11.1
edited by Admin
on 2025/02/26 12:46
Change comment: There is no comment for this version
To version 15.1
edited by Admin
on 2025/04/09 12:23
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -96,7 +96,7 @@
96 96  * Enable – a flag to enable the protection;
97 97  * Minimum cell voltage, V;
98 98  * Tolerant cell voltage, V;
99 -* Check the open circuit voltage instead of the actual voltage – a flag to enable the check of voltage correction due to current and cell resistance;
99 +* 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 instead of measured value;
100 100  * Delay before setting the error, millisecond;
101 101  * Delay before clearing the error, second;
102 102  * Lock – a flag to block the error until the device is restarted.
... ... @@ -124,7 +124,7 @@
124 124  * Enable – a flag to enable the protection;
125 125  * Maximum cell voltage, V;
126 126  * Tolerant cell voltage, V;
127 -* Check the open circuit voltage instead of the actual voltage – a flag to enable the check of voltage correction due to current and cell resistance;
127 +* 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 instead of measured value;
128 128  * Delay before setting the error, millisecond;
129 129  * Delay before clearing the error, second;
130 130  * Lock – a flag to block the error until the device is restarted.
... ... @@ -520,6 +520,11 @@
520 520  
521 521  * charging and discharging contactors are open, but the “Charging current present” or “Discharging current present” signal is set.
522 522  
523 +(% class="box warningmessage" %)
524 +(((
525 +If there is the "Stuck contactor" error, the **“Critical error” **is generated.
526 +)))
527 +
523 523  === Contactor feedback ===
524 524  
525 525  The BMS Mini 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 corresponding contactor feedback pin on X1 header.
... ... @@ -539,6 +539,11 @@
539 539  
540 540  * a command for charging, precharge, discharging, charging/discharging or main contactor not matches its feedback value.
541 541  
547 +(% class="box warningmessage" %)
548 +(((
549 +If there is the "Contactor feedback" error, the **“Critical error” **is generated.
550 +)))
551 +
542 542  === Insulation ===
543 543  
544 544  The BMS Mini device can detect a signal from an external insulation monitoring device (such as Bender IR155) to monitor the insulation quality.
... ... @@ -560,6 +560,11 @@
560 560  
561 561  Error is set if corresponding discrete input is set up and it receives logical zero.
562 562  
573 +(% class="box warningmessage" %)
574 +(((
575 +If there is the "Insulation" error, the **“Critical error” **is generated.
576 +)))
577 +
563 563  === Critical error ===
564 564  
565 565  To change the critical error parameters, select the "Protections → Critical error" section:
... ... @@ -595,4 +595,7 @@
595 595  
596 596  The “General error” is cleared if there are no errors from the enabled errors during the “Delay before clearing the error” time.
597 597  
613 +(% class="box warningmessage" %)
614 +(((
598 598  The state of the “General error” can be assigned to a discrete output or to a power switch.
616 +)))