{"schemaVersion":1,"slug":"microgrid-generator-disconnect-confirmation","name":"Microgrid generator disconnect confirmation","kind":"symbol","abbreviation":"MGDC","aliases":["Microgrid generating-set coordination","microgrids Microgrid generating-set coordination","microgrids","Microgrids","Generator breaker feedback","Disconnected generator status"],"category":"microgrid-systems","drawingTypes":["Schematic"],"referenceFamilies":["Manufacturer"],"summary":"Checks the defined electrical disconnection feedback before the assigned post-run sequence.","description":["Checks the defined electrical disconnection feedback before the assigned post-run sequence. Generating-set coordination decides which available machines should operate and how their power contribution is shared. Engine starting, breaker connection, load acceptance and stopping are separate stages with their own feedback.","In a microgrid power station, the controller can request an additional generator when available reserve falls and later unload a selected machine before its documented stop sequence. For this reference, the drawing identifies “Generator breaker feedback” at the input and “Disconnected generator status” at the output. Disconnection differs from engine stopping.","Preserve the engine and generator electrical boundaries, command authority and source readiness. Starting duty, minimum loading, synchronising, fuel systems and cooling behavior require the selected generator documentation. 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: Generator breaker feedback. Identify its source device or document and the state represented on the drawing.","Follow the named output: Disconnected generator status. Cross-reference its destination and separate the command from confirmation that the equipment responded.","Disconnection differs from engine stopping.","Preserve the engine and generator electrical boundaries, command authority and source readiness. Starting duty, minimum loading, synchronising, fuel systems and cooling behavior require the selected generator documentation."],"drawingChecklist":["Label the source and connection reference for generator breaker feedback.","Identify the destination and defined state of disconnected generator status.","Record the equipment or control-document revision supporting this functional block.","Check this application limit in the project design: Disconnection differs from engine stopping."],"distinction":"Disconnection differs from engine stopping. 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":"Microgrids"},{"label":"Input / boundary","value":"Generator breaker feedback"},{"label":"Output / connection","value":"Disconnected generator status"},{"label":"Lookup label","value":"MGDC is a library lookup label, not a standard device designation."}],"references":[{"sourceId":"pi26-genset-control","relevance":"Public technical context for microgrid generating-set coordination. Generator start/stop, load sharing, reserve and power management. The application text and educational graphic are independently authored; the publisher does not certify this representation."}],"related":["genset-controller","diesel-generator-set","microgrid-generator-cool-down-request"],"artwork":"pi26-microgrid-generator-disconnect-confirmation","publishedOn":"2026-11-03","updatedOn":"2026-11-03","provenance":"independent-public-research","representation":{"type":"functional-block","focus":"microgrids","family":"microgrid-gensets","input":"Generator breaker feedback","output":"Disconnected generator status"},"plainEnglish":{"title":"What this block does","introduction":"Checks the defined electrical disconnection feedback before the assigned post-run sequence.","example":"In a microgrid power station, the controller can request an additional generator when available reserve falls and later unload a selected machine before its documented stop sequence. For this reference, the drawing identifies “Generator breaker feedback” at the input and “Disconnected generator status” at the output. Disconnection differs from engine stopping.","drawings":"Start at the named input: Generator breaker feedback. Identify its source device or document and the state represented on the drawing. Follow the named output: Disconnected generator status. Cross-reference its destination and separate the command from confirmation that the equipment responded.","terms":[{"name":"Input","meaning":"Generator breaker feedback"},{"name":"Output","meaning":"Disconnected generator status"},{"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":["Generator breaker feedback","MGDC","Disconnected generator status"],"caption":"A reading guide. The entry's original illustration and input/output facts describe this application.","sources":[{"label":"AGC power management options G4, G5 and G8","url":"https://www.deif.com/media/5a4bx0xv/agc-3-option-g4-g5-and-g8-power-management-4189340696-uk.pdf"}],"profileId":"power-installation-microgrid-gensets"},"url":"https://eloragrid.ai/symbols/microgrid-generator-disconnect-confirmation","illustration":{"url":"https://eloragrid.ai/tools/electrical-library/illustrations/microgrid-generator-disconnect-confirmation.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"pi26-genset-control","publisher":"DEIF","title":"AGC power management options G4, G5 and G8","url":"https://www.deif.com/media/5a4bx0xv/agc-3-option-g4-g5-and-g8-power-management-4189340696-uk.pdf","scope":"Generator start/stop, load sharing, reserve and power management.","type":"manufacturer","checkedOn":"2026-11-03","reuse":"link-only","relevance":"Public technical context for microgrid generating-set coordination. Generator start/stop, load sharing, reserve and power management. The application text and educational graphic are independently authored; the publisher does not certify this representation."}]}