{"schemaVersion":1,"slug":"battery-protection-controller","name":"Battery protection controller","kind":"symbol","abbreviation":"BPROT","aliases":["Battery protection controller","Battery protection controller functional block","Battery protection controller schematic reference"],"category":"microgrid-systems","drawingTypes":["Schematic"],"referenceFamilies":["Manufacturer"],"summary":"A battery protection controller monitors selected limits and requests protective action when its conditions are reached.","description":["A battery protection controller monitors selected limits and requests protective action when its conditions are reached.","A pack can disconnect its output after a monitored fault is detected.","Use separate labels for sensing a problem and disconnecting the battery. The protection controller checks selected conditions, while a switch or contactor carries out the required interruption. Mark which circuit reports the fault and which hardware changes the power path. This is original functional artwork, not a certified standard graphic or device pinout."],"readingNotes":["List the conditions monitored by the selected design.","Identify the actual disconnecting switches or contactors.","Show fault reporting and any reset or recovery interface.","Protection thresholds and disconnection hardware must be specified separately."],"drawingChecklist":["List the conditions monitored by the selected design.","Identify the actual disconnecting switches or contactors.","Show fault reporting and any reset or recovery interface."],"distinction":"Protection thresholds and disconnection hardware must be specified separately.","facts":[{"label":"Representation type","value":"Original functional block; not a certified IEC or IEEE graphic"},{"label":"Concept input","value":"Battery limit measurements"},{"label":"Concept output","value":"Disconnect or fault request"}],"references":[{"sourceId":"expansion-20261027-battery","relevance":"Battery management functions: public technical context for the named function. Product and compliance details remain with the publisher."}],"related":["battery","battery-fuel-gauge","battery-charger-controller","power-converter"],"artwork":"expanded-battery-protection-controller","publishedOn":"2026-10-27","updatedOn":"2026-10-27","provenance":"independent-public-research","plainEnglish":{"title":"What does Battery protection controller mean?","introduction":"A battery protection controller monitors selected limits and requests protective action when its conditions are reached.","example":"A pack can disconnect its output after a monitored fault is detected.","drawings":"Use separate labels for sensing a problem and disconnecting the battery. The protection controller checks selected conditions, while a switch or contactor carries out the required interruption. Mark which circuit reports the fault and which hardware changes the power path.","terms":[{"name":"Threshold","meaning":"The value at which a specified action is triggered."},{"name":"Disconnect device","meaning":"The switching hardware that changes the battery’s power path."}],"diagram":"flow","caption":"Original functional explanation. Arrows show information or energy roles; two-headed arrows identify two-way interfaces. This is not a pinout, certified standards graphic or complete circuit.","sources":[{"label":"Battery management functions","url":"https://www.ti.com/product-category/battery-management-ics/overview.html"}],"profileId":"researched-functional-reference","checklist":["List the conditions monitored by the selected design.","Identify the actual disconnecting switches or contactors.","Show fault reporting and any reset or recovery interface."],"questions":[{"question":"Does the controller itself interrupt the main battery current?","answer":"Some products integrate switching and others control external hardware. The functional block does not establish that distinction; the selected device’s circuit and documentation do."}],"steps":["Battery limit measurements","Protection decision","Disconnect or fault request"],"bidirectional":false},"url":"https://eloragrid.ai/symbols/battery-protection-controller","illustration":{"url":"https://eloragrid.ai/tools/electrical-library/illustrations/battery-protection-controller.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"expansion-20261027-battery","title":"Battery management functions","publisher":"Texas Instruments","url":"https://www.ti.com/product-category/battery-management-ics/overview.html","type":"manufacturer","scope":"Public functional documentation. Original explanatory text and educational block artwork; no publisher graphics or files reproduced.","checkedOn":"2026-10-27","reuse":"link-only","relevance":"Battery management functions: public technical context for the named function. Product and compliance details remain with the publisher."}]}