{"schemaVersion":1,"slug":"microgrid-generator-minimum-load-restraint","name":"Microgrid generator minimum-load restraint","kind":"symbol","abbreviation":"MGMR","aliases":["Microgrid active-power dispatch controls","microgrids Microgrid active-power dispatch controls","microgrids","Microgrids","Generator load and permitted range","Minimum-load dispatch restraint"],"category":"microgrid-systems","drawingTypes":["Schematic"],"referenceFamilies":["Manufacturer"],"summary":"Coordinates dispatch with the documented minimum operating-load constraints of assigned generators.","description":["Coordinates dispatch with the documented minimum operating-load constraints of assigned generators. Active-power dispatch allocates the electrical work performed by the microgrid resources. A total site target, a resource power limit and the actual measured contribution are different quantities that must be connected clearly in the diagram.","In a microgrid with solar generation, a battery and generators, the controller can allocate an import/export target among the available resources while reserving the power needed for operating disturbances. For this reference, the drawing identifies “Generator load and permitted range” at the input and “Minimum-load dispatch restraint” at the output. Limits come from the selected generator application.","Identify the measurement boundary, power sign convention, resource limits and target priority. An original control block does not supply dispatch settings, a financial operating policy or proof of grid-code compliance. 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 load and permitted range. Identify its source device or document and the state represented on the drawing.","Follow the named output: Minimum-load dispatch restraint. Cross-reference its destination and separate the command from confirmation that the equipment responded.","Limits come from the selected generator application.","Identify the measurement boundary, power sign convention, resource limits and target priority. An original control block does not supply dispatch settings, a financial operating policy or proof of grid-code compliance."],"drawingChecklist":["Label the source and connection reference for generator load and permitted range.","Identify the destination and defined state of minimum-load dispatch restraint.","Record the equipment or control-document revision supporting this functional block.","Check this application limit in the project design: Limits come from the selected generator application."],"distinction":"Limits come from the selected generator application. 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 load and permitted range"},{"label":"Output / connection","value":"Minimum-load dispatch restraint"},{"label":"Lookup label","value":"MGMR is a library lookup label, not a standard device designation."}],"references":[{"sourceId":"pi26-mg-power","relevance":"Public technical context for microgrid active-power dispatch controls. Active and reactive power, generation, load control, operating reserves and system supervision. The application text and educational graphic are independently authored; the publisher does not certify this representation."}],"related":["power-plant-controller","point-of-common-coupling","microgrid-resource-runback-request"],"artwork":"pi26-microgrid-generator-minimum-load-restraint","publishedOn":"2026-11-03","updatedOn":"2026-11-03","provenance":"independent-public-research","representation":{"type":"functional-block","focus":"microgrids","family":"microgrid-active","input":"Generator load and permitted range","output":"Minimum-load dispatch restraint"},"plainEnglish":{"title":"What this block does","introduction":"Coordinates dispatch with the documented minimum operating-load constraints of assigned generators.","example":"In a microgrid with solar generation, a battery and generators, the controller can allocate an import/export target among the available resources while reserving the power needed for operating disturbances. For this reference, the drawing identifies “Generator load and permitted range” at the input and “Minimum-load dispatch restraint” at the output. Limits come from the selected generator application.","drawings":"Start at the named input: Generator load and permitted range. Identify its source device or document and the state represented on the drawing. Follow the named output: Minimum-load dispatch restraint. Cross-reference its destination and separate the command from confirmation that the equipment responded.","terms":[{"name":"Input","meaning":"Generator load and permitted range"},{"name":"Output","meaning":"Minimum-load dispatch restraint"},{"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 load and permitted range","MGMR","Minimum-load dispatch restraint"],"caption":"A reading guide. The entry's original illustration and input/output facts describe this application.","sources":[{"label":"Microgrid control systems","url":"https://selinc.com/services/microgrids-power-management/microgrid-control-systems/"}],"profileId":"power-installation-microgrid-active"},"url":"https://eloragrid.ai/symbols/microgrid-generator-minimum-load-restraint","illustration":{"url":"https://eloragrid.ai/tools/electrical-library/illustrations/microgrid-generator-minimum-load-restraint.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"pi26-mg-power","publisher":"SEL","title":"Microgrid control systems","url":"https://selinc.com/services/microgrids-power-management/microgrid-control-systems/","scope":"Active and reactive power, generation, load control, operating reserves and system supervision.","type":"manufacturer","checkedOn":"2026-11-03","reuse":"link-only","relevance":"Public technical context for microgrid active-power dispatch controls. Active and reactive power, generation, load control, operating reserves and system supervision. The application text and educational graphic are independently authored; the publisher does not certify this representation."}]}