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Changes for page 3.4 Protections

Last modified by Admin on 2025/04/09 12:23
From version 4.2
edited by Admin
on 2025/02/26 12:01
Change comment: There is no comment for this version
To version 6.4
edited by Admin
on 2025/02/26 12:04
Change comment: There is no comment for this version

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71 71  
72 72  To change the overcurrent protection of the battery, select the "Protections → Discharge current limit" section:
73 73  
74 -[[image:1740571296344-411.png]]
74 +[[image:1740571296344-411.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="151" width="800"]]
75 75  
76 +In this section:
77 +
78 +* Enable – a flag to enable the protection;
79 +* 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;
80 +* Region 1: Current difference – a value of maximum absolute current difference, A;
81 +* Region 2: Current difference – a value of maximum relative current excess, A;
82 +* Delay before setting the error, millisecond;
83 +* Delay before clearing the error, second;
84 +* Lock – a flag to block the error until the device is restarted.
85 +
76 76  === Undervoltage ===
77 77  
78 78  The BMS Mini device implements battery protection from too low voltage on the cells.
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79 79  
80 80  To change the battery protection parameters from low voltage on the cells, select the "Protections → Undervoltage" section:
81 81  
82 -[[image:1733748033237-837.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="127" width="800"]]
92 +[[image:1740571345293-460.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="138" width="800"]]
83 83  
84 84  In this section:
85 85  
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86 86  * Enable – a flag to enable the protection;
87 87  * Minimum cell voltage, V;
88 88  * 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;
89 89  * Delay before setting the error, millisecond;
90 90  * Delay before clearing the error, second;
91 91  * Lock – a flag to block the error until the device is restarted.
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106 106  
107 107  To change the battery protection parameters from high voltage on the cells, select the "Protections → Overvoltage" section:
108 108  
109 -[[image:1733748033238-995.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="138" width="800"]]
120 +[[image:1740571383842-536.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="147" width="800"]]
110 110  
111 111  In this section:
112 112  
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113 113  * Enable – a flag to enable the protection;
114 114  * Maximum cell voltage, V;
115 115  * 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;
116 116  * Delay before setting the error, millisecond;
117 117  * Delay before clearing the error, second;
118 -* Switch off the discharging contactor on error – a flag to open the discharging contactor when the "Overvoltage" error is generated;
119 119  * Lock – a flag to block the error until the device is restarted.
120 120  
121 121  As a result of the operation of the battery protection from high voltage, the "Overvoltage" error is generated.
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