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Changes for page 3.4 Protections

Last modified by Admin on 2025/04/09 12:23
From version 7.1
edited by Admin
on 2025/02/26 12:06
Change comment: Загрузить новое вложение 1740571600741-802.png
To version 5.1
edited by Admin
on 2025/02/26 12:02
Change comment: Загрузить новое вложение 1740571345293-460.png

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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||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="151" width="800"]]
74 +[[image:1740571296344-411.png]]
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 -
86 86  === Undervoltage ===
87 87  
88 88  The BMS Mini device implements battery protection from too low voltage on the cells.
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89 89  
90 90  To change the battery protection parameters from low voltage on the cells, select the "Protections → Undervoltage" section:
91 91  
92 -[[image:1740571345293-460.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="138" width="800"]]
82 +[[image:1733748033237-837.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="127" width="800"]]
93 93  
94 94  In this section:
95 95  
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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;
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.
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117 117  
118 118  To change the battery protection parameters from high voltage on the cells, select the "Protections → Overvoltage" section:
119 119  
120 -[[image:1740571383842-536.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="147" width="800"]]
109 +[[image:1733748033238-995.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="138" width="800"]]
121 121  
122 122  In this section:
123 123  
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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;
128 128  * Delay before setting the error, millisecond;
129 129  * 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;
130 130  * Lock – a flag to block the error until the device is restarted.
131 131  
132 132  As a result of the operation of the battery protection from high voltage, the "Overvoltage" error is generated.
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393 393  * Delay before setting the error, millisecond;
394 394  * Delay before clearing the error, second;
395 395  * Lock – a flag to block the error until the device is restarted.
385 +* Number of cycles – a number of the charging contactor switchings made during battery operation.
396 396  
397 397  If there is the high switching frequency of the charging contactor, the “CH contactor cycles error” is generated.
398 398  
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