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Changes for page 3.5 Battery control

Last modified by Admin on 2025/03/10 12:50
From version 7.1
edited by Admin
on 2024/11/21 17:54
Change comment: Uploaded new attachment "1732211675123-235.png", version {1}
To version 6.1
edited by Admin
on 2024/11/21 17:12
Change comment: Uploaded new attachment "1732209137414-912.png", version {1}

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169 169  In this section:
170 170  
171 171  * Enable – a flag to enable Charging/Discharging contactor controller.
172 -
173 -== 3.5.5 Main contactor ==
174 -
175 -The BMS Main 2.x has a relay to control the main contactor. The main contactor is usually placed in the common (minus) battery line for opening the charge and discharge circuits in a case of sealing of the charging or discharging contactor.
176 -
177 -The main contactor closes if there are no errors from the list below:
178 -
179 -* Overcurrent;
180 -* Undervoltage;
181 -* Overvoltage;
182 -* High temperature (charging);
183 -* High temperature (discharging);
184 -* Unallowable charging;
185 -* Critical error.
186 -
187 -The main contactor opens if the charging and discharging relays are opened and any of the following conditions is met:
188 -
189 -* charging or discharging current is detected during a set time;
190 -* voltage of any cell is lower than the minimum cell voltage configured in the section "Protections → Undervoltage protection" during a set time;
191 -* voltage of any cell is greater than the maximum cell voltage configured in the section "Protections → Overvoltage protection" during a set time;
192 -* temperature of any cell is greater than the maximum cell temperature configured in the section "Protections → High temperature protection" during a set time;
193 -* Critical error stays on during a set time.
194 -
195 -To change the parameters of the main contactor, select the menu "Cells → Main contactor":
196 -
197 -[[Main contactor settings>>image:1732209137414-912.png||data-xwiki-image-style-alignment="center" height="132" width="352"]]
198 -
199 -
200 -In this section:
201 -
202 -* Enable – a flag to enable the main contactor control;
203 -* Delay before opening the contactor – a time which is used to detect conditions for opening the contactor, second;
204 -* Keep the contactor open until the device is reset – a flag for keeping the main contactor opened until the system be reset.
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