Changes for page 3.4 Protections

Last modified by Admin on 2026/04/01 08:42

From 48.1 to 47.1 From 52.1 to 51.8

From version 51.8

edited by Admin
on 2026/04/01 08:35

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To version 48.1

edited by Admin
on 2025/11/10 11:51

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@@ -4,7 +4,7 @@
  (% data-numbered-headings-start="4" style="--numbered-headings-start: 3;font-size: 0px;color: rgba(0, 0, 0, 0.0);margin-bottom: 0px; margin-top: 0px;" %)
  == Protections ==
--The BMS Main 3 / BMS Main 2R device continuously monitors the state of the cells, the external environment and, when detecting abnormalities, protects the battery and system components from damage.
++The BMS Main 3 device continuously monitors the state of the cells, the external environment and, when detecting abnormalities, protects the battery and system components from damage.
  (% class="box errormessage" %)
  (((
@@ -14,7 +14,7 @@
  === Overcurrent ===
--The BMS Main 3 / BMS Main 2R device performs the overcurrent protection depending on current sensor values.
++The BMS Main 3 device performs the overcurrent protection depending on current sensor values.
  To change the overcurrent protection of the battery, select the "Protections → Overcurrent" section:
@@ -22,14 +22,14 @@
  In this section:
--* **Enable **– a flag to enable the protection;
--* **Maximum charging current**, А;
--* **Tolerant charging current**, А;
--* **Maximum discharging current**, А;
--* **Tolerant discharging current**, А;
--* **Delay before setting the error**, millisecond;
--* **Delay before clearing the error**, second;
--* **Lock **– a flag to block the error until the device is restarted.
++* Enable – a flag to enable the protection;
++* Maximum charging current, А;
++* Tolerant charging current, А;
++* Maximum discharging current, А;
++* Tolerant discharging current, А;
++* Delay before setting the error, millisecond;
++* Delay before clearing the error, second;
++* Lock – a flag to block the error until the device is restarted.
  As a result of operation of the overcurrent protection, the "Overcurrent" error is generated.
@@ -45,7 +45,7 @@
  === Charge current limit ===
--The BMS Main 3 / BMS Main 2R device can check if the charging current exceeds the estimated limit based on the [[Charge map>>doc:Battery management systems.BMS Main 3.3\. Configuration.3\.3 Control.WebHome||anchor="HChargemap"]]. If current exceeds the calculated limit more than configured difference, "Current limit" error is generated.
++The BMS Main 3 device can check if the charging current exceeds the estimated limit based on the [[Charge map>>doc:Battery management systems.BMS Main 3.3\. Configuration.3\.3 Control.WebHome||anchor="HChargemap"]]. If current exceeds the calculated limit more than configured difference, "Current limit" error is generated.
  Current difference is separated to two regions by the threshold value. Maximum current in Region 1 is calculated by the absolute difference, in Region 2 – by the relative difference.
@@ -53,17 +53,17 @@
  [[image:1735225207687-430.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="113" width="800"]]In this section:
--* **Enable **– a flag to enable the protection;
--* **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;
--* **Region 1: Current difference** – a value of maximum absolute current difference, A;
--* **Region 2: Current difference** – a value of maximum relative current excess, A;
--* **Delay before setting the error**, millisecond;
--* **Delay before clearing the error**, second;
--* **Lock **– a flag to block the error until the device is restarted.
++* Enable – a flag to enable the protection;
++* 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;
++* Region 1: Current difference – a value of maximum absolute current difference, A;
++* Region 2: Current difference – a value of maximum relative current excess, A;
++* Delay before setting the error, millisecond;
++* Delay before clearing the error, second;
++* Lock – a flag to block the error until the device is restarted.
  === Discharge current limit ===
--The BMS Main 3 / BMS Main 2R device can check if the discharging current exceeds the estimated limit based on the [[Discharge map>>doc:Battery management systems.BMS Main 3.3\. Configuration.3\.3 Control.WebHome||anchor="HDischargemap"]]. If current exceeds the calculated limit more than configured difference, "Current limit" error is generated.
++The BMS Main 3 device can check if the discharging current exceeds the estimated limit based on the [[Discharge map>>doc:Battery management systems.BMS Main 3.3\. Configuration.3\.3 Control.WebHome||anchor="HDischargemap"]]. If current exceeds the calculated limit more than configured difference, "Current limit" error is generated.
  Current difference is separated to two regions by the threshold value. Maximum current in Region 1 is calculated by the absolute difference, in Region 2 – by the relative difference.
@@ -73,17 +73,17 @@
  In this section:
--* **Enable **– a flag to enable the protection;
--* **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;
--* **Region 1: Current difference** – a value of maximum absolute current difference, A;
--* **Region 2: Current difference** – a value of maximum relative current excess, A;
--* **Delay before setting the error**, millisecond;
--* **Delay before clearing the error**, second;
--* **Lock **– a flag to block the error until the device is restarted.
++* Enable – a flag to enable the protection;
++* 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;
++* Region 1: Current difference – a value of maximum absolute current difference, A;
++* Region 2: Current difference – a value of maximum relative current excess, A;
++* Delay before setting the error, millisecond;
++* Delay before clearing the error, second;
++* Lock – a flag to block the error until the device is restarted.
  === Undervoltage ===
--The BMS Main 3 / BMS Main 2R device implements battery protection from too low voltage on the cells.
++The BMS Main 3 device implements battery protection from too low voltage on the cells.
  To change the battery protection parameters from low voltage on the cells, select the "Protections → Undervoltage" section:
@@ -91,13 +91,13 @@
  In this section:
--* **Enable **– a flag to enable the protection;
--* **Minimum cell voltage**, V;
--* **Tolerant cell voltage**, V;
--* **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;
--* **Delay before setting the error**, millisecond;
--* **Delay before clearing the error**, second;
--* **Lock **– a flag to block the error until the device is restarted.
++* Enable – a flag to enable the protection;
++* Minimum cell voltage, V;
++* Tolerant cell voltage, V;
++* 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;
++* Delay before setting the error, millisecond;
++* Delay before clearing the error, second;
++* Lock – a flag to block the error until the device is restarted.
  As a result of the operation of battery protection from low voltage, the "Undervoltage" error is generated.
@@ -111,7 +111,7 @@
  === Overvoltage ===
--The BMS Main 3 / BMS Main 2R device implements battery protection from too high voltage on the cells.
++The BMS Main 3 device implements battery protection from too high voltage on the cells.
  To change the battery protection parameters from high voltage on the cells, select the "Protections → Overvoltage" section:
@@ -119,13 +119,13 @@
  In this section:
--* **Enable **– a flag to enable the protection;
--* **Maximum cell voltage**, V;
--* **Tolerant cell voltage**, V;
--* **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;
--* **Delay before setting the error**, millisecond;
--* **Delay before clearing the error**, second;
--* **Lock **– a flag to block the error until the device is restarted.
++* Enable – a flag to enable the protection;
++* Maximum cell voltage, V;
++* Tolerant cell voltage, V;
++* 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;
++* Delay before setting the error, millisecond;
++* Delay before clearing the error, second;
++* Lock – a flag to block the error until the device is restarted.
  As a result of the operation of the battery protection from high voltage, the "Overvoltage" error is generated.
@@ -139,18 +139,18 @@
  === Cell imbalance ===
--The BMS Main 3 / BMS Main 2R device implements battery protection from too much cell imbalance. If balancing algorithm is not enough to compensate battery imbalance, then imbalance protection generates an error when imbalance is above estimated threshold.
++The BMS Main 3 device implements battery protection from too much cell imbalance. If balancing algorithm is not enough to compensate battery imbalance, then imbalance protection generates an error when imbalance is above estimated threshold.
  To change the battery protection parameters from cell imbalance, select the "Protections → Cell imbalance" section:
  [[image:1760437465709-702.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="133" width="800"]]In this section:
--* **Enable **– a flag to enable the protection;
--* **Maximum cell imbalance**, V;
--* **Tolerant cell imbalance**, V;
--* **Delay before setting the error**, millisecond;
--* **Delay before clearing the error**, second;
--* **Lock **– a flag to block the error until the device is restarted.
++* Enable – a flag to enable the protection;
++* Maximum cell imbalance, V;
++* Tolerant cell imbalance, V;
++* Delay before setting the error, millisecond;
++* Delay before clearing the error, second;
++* Lock – a flag to block the error until the device is restarted.
  As a result of the operation of the battery protection from cell imbalance, the "Cell imbalance” error is generated.
@@ -164,7 +164,7 @@
  === Low temperature ===
--The BMS Main 3 / BMS Main 2R device implements battery protection from too low temperature.
++The BMS Main 3 device implements battery protection from too low temperature.
  To change the battery protection parameters from low temperature, select the "Protections → Low temperature" section:
@@ -172,14 +172,14 @@
  In this section:
--* **Enable **– a flag to enable the protection;
--* **Minimum charge temperature**, °C;
--* **Tolerant charge temperature**, °C;
--* **Minimum discharge temperature**, °C;
--* **Tolerant discharge temperature**, °C;
--* **Delay before setting the error**, millisecond;
--* **Delay before clearing the error**, second;
--* **Lock **– a flag to block the error until the device is restarted.
++* Enable – a flag to enable the protection;
++* Minimum charge temperature, °C;
++* Tolerant charge temperature, °C;
++* Minimum discharge temperature, °C;
++* Tolerant discharge temperature, °C;
++* Delay before setting the error, millisecond;
++* Delay before clearing the error, second;
++* Lock – a flag to block the error until the device is restarted.
  As a result of the operation of the battery protection from low temperature, the "Low temperature (CH)" and/or “Low temperature (DCH)” error are generated.
@@ -193,7 +193,7 @@
  === High temperature ===
--The BMS Main 3 / BMS Main 2R device implements battery protection from too high temperature.
++The BMS Main 3 device implements battery protection from too high temperature.
  To change the battery protection parameters from high temperature, select the "Protections → High temperature" section:
@@ -201,14 +201,14 @@
  In this section:
--* **Enable **– a flag to enable the protection;
--* **Maximum charge temperature**, °C;
--* **Tolerant charge temperature**, °C;
--* **Maximum discharge temperature**, °C;
--* **Tolerant discharge temperature**, °C;
--* **Delay before setting the error**, millisecond;
--* **Delay before clearing the error**, second;
--* **Lock **– a flag to block the error until the device is restarted.
++* Enable – a flag to enable the protection;
++* Maximum charge temperature, °C;
++* Tolerant charge temperature, °C;
++* Maximum discharge temperature, °C;
++* Tolerant discharge temperature, °C;
++* Delay before setting the error, millisecond;
++* Delay before clearing the error, second;
++* Lock – a flag to block the error until the device is restarted.
  As a result of the operation of the battery protection from high temperature, the "High temperature (CH)" or “High temperature (DCH)” error is generated.
@@ -228,10 +228,10 @@
  In this section:
--* **Enable** – a flag to enable the protection;
--* **Delay before setting the error**, millisecond;
--* **Delay before clearing the error**, second;
--* **Lock **– a flag to block the error until the device is restarted.
++* Enable – a flag to enable the protection;
++* Delay before setting the error, millisecond;
++* Delay before clearing the error, second;
++* Lock – a flag to block the error until the device is restarted.
  As a result of the operation of the protection against opening the battery cover, the “Battery cover error” is generated.
@@ -250,7 +250,7 @@
  === High humidity ===
--The BMS Main 3 / BMS Main 2R can detect that the battery is operating in high humidity conditions.
++The BMS Main 3 can detect that the battery is operating in high humidity conditions.
  To change the detection parameters, select the "Protections → High humidity" section:
@@ -258,12 +258,12 @@
  In this section:
--* **Enable **– a flag to enable the detection;
--* **Maximum humidity**, RH%;
--* **Tolerant humidity**, RH%;
--* **Delay before setting the error**, second;
--* **Delay before clearing the error**, second;
--* **Lock **– a flag to block the error until the device is restarted.
++* Enable – a flag to enable the detection;
++* Maximum humidity, RH%;
++* Tolerant humidity, RH%;
++* Delay before setting the error, second;
++* Delay before clearing the error, second;
++* Lock the error until the device is reset.
  As a result of the operation of the battery protection from high humidity, the "High humidity" error is generated.
@@ -282,7 +282,7 @@
  === Water ===
--The BMS Main 3 / BMS Main 2R can protect the battery from working in very high humidity conditions.
++The BMS Main 3 can protect the battery from working in very high humidity conditions.
  To change the protection parameters, select the "Protections → Water" section:
@@ -290,12 +290,12 @@
  In this section:
--* **Enable **– a flag to enable the protection;
--* **Maximum humidity**, RH%;
--* **Tolerant humidity**, RH%;
--* **Delay before setting the error**, second;
--* **Delay before clearing the error**, second;
--* **Lock **– lock the error until the device is reset.
++* Enable – a flag to enable the protection;
++* Maximum humidity, RH%;
++* Tolerant humidity, RH%;
++* Delay before setting the error, second;
++* Delay before clearing the error, second;
++* Lock – lock the error until the device is reset.
  As a result of the operation of the battery protection from water, the "Water" error is generated.
@@ -320,12 +320,12 @@
  In this section:
--* **Enable **– a flag to enable the protection;
--* **Maximum temperature**, °C;
--* **Tolerant temperature**, °C;
--* **Delay before setting the error**, second;
--* **Delay before clearing the error**, second;
--* **Lock **– lock the error until the device is reset.
++* Enable – a flag to enable the protection;
++* Maximum temperature, °C;
++* Tolerant temperature, °C;
++* Delay before setting the error, second;
++* Delay before clearing the error, second;
++* Lock – lock the error until the device is reset.
  As a result of the operation of the protection from high temperatures of BMS Logic devices, the "High Logic temperature" is generated.
@@ -351,10 +351,10 @@
  In this section:
--* **Enable **– a flag to enable the protection;
--* **Delay before setting the error**, second;
--* **Delay before clearing the error**, second;
--* **Lock **– lock the error until the device is reset.
++* Enable – a flag to enable the protection;
++* Delay before setting the error, second;
++* Delay before clearing the error, second;
++* Lock – lock the error until the device is reset.
  As a result of the protection from loss of communication with BMS Logic devices, the "Logic offline" error is generated.
@@ -379,11 +379,11 @@
  In this section:
--* **Enable** – a flag to enable the protection;
--* **Number of cells** – a number of cells connected to the BMS;
--* **Delay before setting the error**, millisecond;
--* **Delay before clearing the error**, second;
--* **Lock **– a flag to block the error until the device is restarted.
++* Enable – a flag to enable the protection;
++* Number of cells – a number of cells connected to the BMS;
++* Delay before setting the error, millisecond;
++* Delay before clearing the error, second;
++* Lock – a flag to block the error until the device is restarted.
  As a result of the operation of the protection from the mismatch of the number of cells, the "Cell count error" is generated.
@@ -408,11 +408,11 @@
  In this section:
--* **Enable **– a flag to enable the protection;
--* **Number of cells** – a number of temperature sensors connected to the BMS;
--* **Delay before setting the error**, millisecond;
--* **Delay before clearing the error**, second;
--* **Lock **– a flag to block the error until the device is restarted.
++* Enable – a flag to enable the protection;
++* Number of cells – a number of temperature sensors connected to the BMS;
++* Delay before setting the error, millisecond;
++* Delay before clearing the error, second;
++* Lock – a flag to block the error until the device is restarted.
  As a result of the operation of the protection from the mismatch of the number of cells, the "T-sensor count error" is generated.
@@ -437,23 +437,23 @@
  In this section:
--* **Enable **– a flag to enable the protection;
--* **Logic count** – a number of BMS Logic devices connected to the BMS Main;
--* **Scan fast** – a flag to scan BMS Logic devices fast (devices with addresses from 1 to “Logic count” are scanned; this mode reduces BMS system startup time);
--* **Delay before setting the error** – a delay before setting the error //during initialization//, millisecond;
--* **Delay before clearing the error **– a delay before clearing the error //during initialization//, second;
--* **Lock** – lock the error until the device is reset.
++* Enable – a flag to enable the protection;
++* Logic count – a number of BMS Logic devices connected to the BMS Main;
++* Scan fast – a flag to scan BMS Logic devices fast (devices with addresses from 1 to “Logic count” are scanned; this mode reduces BMS system startup time);
++* Delay before setting the error – a delay before setting the error //during initialization//, millisecond;
++* Delay before clearing the error– a delay before clearing the error //during initialization//, second;
++* Lock – lock the error until the device is reset.
  As a result of the operation of the protection from the mismatch of the number of BMS Logic devices, the "Logic count error" is generated.
  Error generation conditions:
--* during the initialization BMS Main 3 / BMS Main 2R have not found required number of BMS Logic devices during the "Delay before setting the error" time;
++* during the initialization BMS Main 3 have not found required number of BMS Logic devices during the "Delay before setting the error" time;
  * after the initialization the number of BMS Logic devices connected to the BMS Main is **not equal** to the “Logic count” value.
  Conditions for removing the error:
--* during the initialization BMS Main 3 / BMS Main 2R have found required number of BMS Logic devices and the "Delay before setting the error" time has passed;
++* during the initialization BMS Main 3 have found required number of BMS Logic devices and the "Delay before setting the error" time has passed;
  * after the initialization the number of BMS Logic devices connected to the BMS Main is **equal** to the “Logic count” value.
  (% class="box warningmessage" %)
@@ -463,7 +463,7 @@
  === Short circuit ===
--The BMS Main 3 / BMS Main 2R device implements the protection of power circuits (contactors, power wires) against overheating caused by the flow of high current for a long time.
++The BMS Main 3 device implements the protection of power circuits (contactors, power wires) against overheating caused by the flow of high current for a long time.
  To change the protection parameters from short circuit, select the "Protections → Short circuit" section:
@@ -471,12 +471,12 @@
  In this section:
--* **Level 1, 2, 3** – three protection levels. The following parameters are configured at each level:
--** **Enable **– a flag to enable the protection;
--** **Maximum current**, A;
--** **Delay before setting the error**, second;
--* **Delay before clearing the error**, second;
--* **Lock **– a flag to block the error until the device is restarted.
++* Level 1, 2, 3 – three protection levels. The following parameters are configured at each level:
++** Enable – a flag to enable the protection;
++** Maximum current, A;
++** Delay before setting the error, second;
++* Delay before clearing the error, second;
++* Lock – a flag to block the error until the device is restarted.
  If there is a short circuit, the "Short circuit" error is generated.
@@ -490,7 +490,7 @@
  === High contactor temperature ===
--The BMS Main 3 / BMS Main 2R device protects power contactors from overheating. To measure the temperature of the contactor, one of the thermistors connected to the X5 connector is used.
++The BMS Main 3 device protects power contactors from overheating. To measure the temperature of the contactor, one of the thermistors connected to the X5 connector is used.
  To change the overheating protection parameters of power contactors, select the "Protections → High contactor temperature" section:
@@ -498,13 +498,13 @@
  In this section:
--* **Enable** – a flag to enable the protection;
--* **Thermistor **– a selection of which cell thermistor will be used as contactor temperature sensor;
--* **Maximum contactor temperature**, °C;
--* **Tolerant contactor temperature**, °C;
--* **Delay before setting the error**, second;
--* **Delay before clearing the error**, second;
--* **Lock **– a flag to block the error until the device is restarted.
++* Enable – a flag to enable the protection;
++* Thermistor – a selection of which cell thermistor will be used as contactor temperature sensor;
++* Maximum contactor temperature, °C;
++* Tolerant contactor temperature, °C;
++* Delay before setting the error, second;
++* Delay before clearing the error, second;
++* Lock – a flag to block the error until the device is restarted.
  If there is a contactor overheat, the "High contactor temperature" error is generated.
@@ -518,7 +518,7 @@
  === Current sensor ===
--The BMS Main 3 / BMS Main 2R device checks the current sensor connection circuits. The circuits are checked for breakage and short-circuit to the +5 V supply line.
++The BMS Main 3 device checks the current sensor connection circuits. The circuits are checked for breakage and short-circuit to the +5 V supply line.
  To change the test parameters of the current sensor connection circuits, select the "Protections → Current sensor" section:
@@ -526,13 +526,13 @@
  In this section:
--* **Enable **– a flag to enable the protection;
--* **Maximum voltage**, V;
--* **Minimum voltage**, V;
--* **Voltage hysteresis** – a hysteresis value to clear the error, V;
--* **Delay before setting the error**, second;
--* **Delay before clearing the error**, second;
--* **Lock **– a flag to block the error until the device is restarted.
++* Enable – a flag to enable the protection;
++* Maximum voltage, V;
++* Minimum voltage, V;
++* Voltage hysteresis – a hysteresis value to clear the error, V;
++* Delay before setting the error, second;
++* Delay before clearing the error, second;
++* Lock – a flag to block the error until the device is restarted.
  If there is an open or short circuit connection of a current sensor, the "Current sensor error" is generated.
@@ -552,11 +552,6 @@
  === Power switch ===
--(% class="box warningmessage" %)
--(((
--This section is not available on BMS Main 2R.
--)))
--
  BMS Main 3 device checks the status of power switches that are used to control the contactors. To change the parameters of the power switch protection, select the "Protections → Power switch" section:
  [[image:1733328461554-241.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="99" width="800"]]
@@ -563,7 +563,7 @@
  In this section:
--* **Delay before clearing the error**, second;
++* Delay before clearing the error, second;
  * Lock – a flag to block the error until the device is restarted.
  The “Power switch error” occurs when the device detects a shortage in contactor coil control circuit or an overheating of the power switch. Error is removed when the temperature of power switch is normal during “Delay before clearing the error” time.
@@ -575,11 +575,6 @@
  === Power fault ===
--(% class="box warningmessage" %)
--(((
--This section is not available on BMS Main 2R.
--)))
--
  BMS Main 3 device checks the status of CAN2, CAN3, RS-485-2 and Current sensors power supply.
  (% class="box infomessage" %)
@@ -610,7 +610,7 @@
  === Charge contactor cycles ===
--The BMS Main 3 / BMS Main 2R device protects the charging contactor against frequent switching.
++The BMS Main 3 device protects the charging contactor against frequent switching.
  To change the protection parameters against high frequency switching of the charging contactor, select the "Protections → Charge contactor cycles" section:
@@ -637,7 +637,7 @@
  === Discharge contactor cycles ===
--The BMS Main 3 / BMS Main 2R device protects the discharging contactor against frequent switching.
++The BMS Main 3 device protects the discharging contactor against frequent switching.
  To change the protection parameters against high frequency switching of the discharging contactor, select the "Protections → Discharging contactor cycles" section:
@@ -664,7 +664,7 @@
  === Temperature sensors ===
--The BMS Main 3 / BMS Main 2R device checks the temperature sensors connection circuits. The circuits are checked for breakage and short-circuit.
++The BMS Main 3 device checks the temperature sensors connection circuits. The circuits are checked for breakage and short-circuit.
  To change the protection parameters of the temperature sensors circuits, select the "Protections → Temperature sensors" section:
@@ -734,7 +734,7 @@
  === Stuck contactor ===
--The BMS Main 3 / BMS Main 2R device protects contactors against sticking.
++The BMS Main 3 device protects contactors against sticking.
  To change the protection parameters against sticking, select the "Protections → Stuck contactor" section:
@@ -760,7 +760,7 @@
  === Contactor feedback ===
--The BMS Main 3 / BMS Main 2R 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 the corresponding contactor feedback pin on the X3 header.
++The BMS Main 3 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 the corresponding contactor feedback pin on the X3 header.
  To change the contactor feedback check parameters, select the "Protections → Contactor feedback" section:
@@ -784,7 +784,7 @@
  === Insulation ===
--The BMS Main 3 / BMS Main 2R device can detect a physical signal or CAN bus message from an external insulation monitoring device (such as Bender IR155, iso165C, BMD IMD) to monitor the insulation quality.
++The BMS Main 3 device can detect a physical signal or CAN bus message from an external insulation monitoring device (such as Bender IR155, iso165C, BMD IMD) to monitor the insulation quality.
  To change the insulation monitoring parameters, select the "Protections → Insulation" section:
@@ -810,7 +810,7 @@
  === HVIL ===
--The BMS Main 3 / BMS Main 2R allows to control the high voltage interlock loop by applying current to a testing loop and monitoring the difference between the measured current and the required value.
++The BMS Main 3 allows to control the high voltage interlock loop by applying current to a testing loop and monitoring the difference between the measured current and the required value.
  To change the HVIL measurement parameters, select the "Protections → HVIL" section:
@@ -836,7 +836,7 @@
  === Battery voltage ===
--The BMS Main 3 / BMS Main 2R allows to control the difference between sum of all cell voltages and voltage measured before the contactors.
++The BMS Main 3 allows to control the difference between sum of all cell voltages and voltage measured before the contactors.
  To change the voltage difference check parameters, select the "Protections → Battery voltage" section:
@@ -871,7 +871,7 @@
  To change the critical error parameters, select the "Protections → Critical error" section:
--[[image:1762775547945-129.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="117" width="800"]]
++[[image:1733328487100-898.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="101" width="800"]]
  In this section:
@@ -878,7 +878,6 @@
  * Enable – a flag to enable the protection;
  * Delay before setting the error, millisecond;
  * Delay before clearing the error, second;
--* Errors 1, 2 to to ignore when setting the critical error;
  * Lock – a flag to block the error until the device is restarted.
  The "Critical error" signal is generated if at least one of the critical errors (see [[Errors>>doc:Battery management systems.Additional information.1\. Battery controllers\: signals and errors.WebHome||anchor="HErrors"]]) is generated during the “Delay before setting the error” time.

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1		-XWiki.admin

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Changes for page 3.4 Protections

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