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Changes for page 3.6 Battery protection

Last modified by Admin on 2025/04/09 12:25
From version 3.1
edited by Admin
on 2024/11/21 18:03
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To version 4.3
edited by Admin
on 2024/11/21 18:07
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34 34  (((
35 35  If there is the "Overcurrent" error, the charging relay and discharging relay open.
36 36  )))
37 +
38 +== 3.6.2 Undervoltage protection ==
39 +
40 +The board implements battery protection from too low or too high voltage on the cells.
41 +
42 +To change the battery protection parameters from low voltage on the cells, select the menu "Protections → Undervoltage protection":
43 +
44 +[[Undervoltage protection settings>>image:1732212212350-294.png||data-xwiki-image-style-alignment="center" height="207" width="359"]]
45 +
46 + In this section:
47 +
48 +* Enable – a flag to enable the protection;
49 +* Minimum cell voltage, V;
50 +* Tolerant cell voltage, V;
51 +* Delay before setting the error, second;
52 +* Delay before clearing the error, second;
53 +* Lock the error until the device is reset.
54 +
55 +As a result of the operation of battery protection from low voltage, the "Undervoltage" error is generated.
56 +
57 +Error generation conditions:
58 +
59 +* the minimum voltage among all cells of the battery is less than the “Minimum cell voltage” value for the “Delay before setting the error” time.
60 +
61 +Conditions for removing the error:
62 +
63 +* 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.
64 +
65 +(% class="box infomessage" %)
66 +(((
67 +If there is the "Undervoltage" error, the discharging relay opens.
68 +)))
69 +
70 +3.6.3 Overvoltage protection
71 +
72 +To change the battery protection parameters from high voltage on the cells, select the menu "Protections → Overvoltage protection":
73 +
74 +[[image:1732212357972-295.png]]
75 +
76 +In this section:
77 +
78 +* Enable – a flag to enable the protection;
79 +* Maximum cell voltage, V;
80 +* Tolerant cell voltage, V;
81 +* Delay before setting the error, second;
82 +* Delay before clearing the error, second;
83 +* Switch off the discharging relay on error – a flag to open the discharging relay when the "Overvoltage" error is generated;
84 +* Lock the error until the device is reset.
85 +
86 +As a result of the operation of the battery protection from high voltage, the "Overvoltage" error is generated.
87 +
88 +Error generation conditions:
89 +
90 +* the maximum voltage among all cells of the battery is greater than the “Maximum cell voltage” value for the “Delay before setting the error” time.
91 +
92 +Conditions for removing the error:
93 +
94 +* 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.
95 +
96 +(% class="box infomessage" %)
97 +(((
98 +If there is the "Overvoltage" error, the charging relay and discharging relay opens (if the “Switch off the discharging relay on error” flag is set).
99 +)))
100 +
101 +3.6.4 Low temperature protection
102 +
103 +3.6.5 High temperature protecti
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