{"schemaVersion":1,"slug":"station-charger-current-limit-interface","name":"Station charger current-limit interface","kind":"symbol","abbreviation":"SCCI","aliases":["Station battery and charger distribution","substations Station battery and charger distribution","substations","Substations","Charger output current","Current-limit state"],"category":"measurement-protection","drawingTypes":["Schematic"],"referenceFamilies":["Manufacturer"],"summary":"Represents the selected charger output-current limiting function and its supervisory indication.","description":["Represents the selected charger output-current limiting function and its supervisory indication. A station battery system supplies protection, control and other assigned DC loads through a documented charger and distribution arrangement. Charger output, battery contribution and load distribution are related but separately monitored paths.","In a substation control building, the battery can support breaker trip circuits while the charger AC supply is unavailable. Supervision must identify whether the charger, battery or a downstream feeder is affected. For this reference, the drawing identifies “Charger output current” at the input and “Current-limit state” at the output. A current limit differs from an output fault.","Identify every source, protective device, isolation boundary and return. Battery capacity, DC fault duty, charging settings and ventilation require the selected battery-system design; illustrative circuits do not establish autonomy. The functional block is an independent explanation of this named application. Equipment-specific ratings, terminal connections and operating conditions must be established in the project documentation."],"readingNotes":["Start at the named input: Charger output current. Identify its source device or document and the state represented on the drawing.","Follow the named output: Current-limit state. Cross-reference its destination and separate the command from confirmation that the equipment responded.","A current limit differs from an output fault.","Identify every source, protective device, isolation boundary and return. Battery capacity, DC fault duty, charging settings and ventilation require the selected battery-system design; illustrative circuits do not establish autonomy."],"drawingChecklist":["Label the source and connection reference for charger output current.","Identify the destination and defined state of current-limit state.","Record the equipment or control-document revision supporting this functional block.","Check this application limit in the project design: A current limit differs from an output fault."],"distinction":"A current limit differs from an output fault. This reference describes the named application; it does not establish a new IEC graphical symbol, an ANSI device-function number or an exact manufacturer connection diagram.","facts":[{"label":"Representation","value":"Functional block"},{"label":"Installation focus","value":"Substations"},{"label":"Input / boundary","value":"Charger output current"},{"label":"Output / connection","value":"Current-limit state"},{"label":"Lookup label","value":"SCCI is a library lookup label, not a standard device designation."}],"references":[{"sourceId":"pi26-station-dc","relevance":"Public technical context for station battery and charger distribution. Battery charging modes, DC distribution interfaces and charger alarms. The application text and educational graphic are independently authored; the publisher does not certify this representation."}],"related":["ga-station-dc-battery-rack","ga-battery-charger","station-charger-ac-failure-indication"],"artwork":"pi26-station-charger-current-limit-interface","publishedOn":"2026-11-03","updatedOn":"2026-11-03","provenance":"independent-public-research","representation":{"type":"functional-block","focus":"substations","family":"station-battery","input":"Charger output current","output":"Current-limit state"},"plainEnglish":{"title":"What this block does","introduction":"Represents the selected charger output-current limiting function and its supervisory indication.","example":"In a substation control building, the battery can support breaker trip circuits while the charger AC supply is unavailable. Supervision must identify whether the charger, battery or a downstream feeder is affected. For this reference, the drawing identifies “Charger output current” at the input and “Current-limit state” at the output. A current limit differs from an output fault.","drawings":"Start at the named input: Charger output current. Identify its source device or document and the state represented on the drawing. Follow the named output: Current-limit state. Cross-reference its destination and separate the command from confirmation that the equipment responded.","terms":[{"name":"Input","meaning":"Charger output current"},{"name":"Output","meaning":"Current-limit state"},{"name":"Application reference","meaning":"An explanation of a named drawing function or circuit relationship; the project documents define the equipment and its connections."}],"diagram":"flow","steps":["Charger output current","SCCI","Current-limit state"],"caption":"A reading guide. The entry's original illustration and input/output facts describe this application.","sources":[{"label":"MicroGenius S2/S4 battery charger technical manual","url":"https://www.sens-usa.com/hubfs/Controlled%20Files/Manuals/101330_MGS_User_Manual.pdf"}],"profileId":"power-installation-station-battery"},"url":"https://eloragrid.ai/symbols/station-charger-current-limit-interface","illustration":{"url":"https://eloragrid.ai/tools/electrical-library/illustrations/station-charger-current-limit-interface.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"pi26-station-dc","publisher":"SENS","title":"MicroGenius S2/S4 battery charger technical manual","url":"https://www.sens-usa.com/hubfs/Controlled%20Files/Manuals/101330_MGS_User_Manual.pdf","scope":"Battery charging modes, DC distribution interfaces and charger alarms.","type":"manufacturer","checkedOn":"2026-11-03","reuse":"link-only","relevance":"Public technical context for station battery and charger distribution. Battery charging modes, DC distribution interfaces and charger alarms. The application text and educational graphic are independently authored; the publisher does not certify this representation."}]}