{"schemaVersion":1,"slug":"iec-emergency-operation-qualifier","name":"Emergency-operation qualifier","kind":"symbol","abbreviation":"Q021308","aliases":["Emergency-operation qualifier symbol","Q021308","Emergency-operation qualifier IEC reference"],"category":"control-circuits","drawingTypes":["Schematic"],"referenceFamilies":["IEC","Manufacturer"],"summary":"An emergency-operation qualifier marks the documented emergency actuation role.","description":["An emergency-operation qualifier marks the documented emergency actuation role. Emergency operation describes the role assigned to an action in the controls design. It does not reveal every device that stops, the retained services or the restart sequence.","Use the shutdown cause-and-effect document to connect the actuator with its actual outputs. The circuit must still identify contacts, monitored feedback and reset interfaces."],"readingNotes":["Cross-reference the shutdown function, reset method and affected equipment in the controls documentation.","The qualifier is not a complete emergency-stop safety circuit."],"drawingChecklist":["Identify the associated device, circuit or diagram boundary.","Cross-reference the shutdown function, reset method and affected equipment in the controls documentation.","Cross-reference the equipment data, terminal mapping or operating-state legend needed to interpret the form."],"distinction":"The qualifier is not a complete emergency-stop safety circuit.","facts":[{"label":"Reference scope","value":"Specific public IEC-context family form"},{"label":"Publisher reference token","value":"Q021308 (Autodesk token; not a verified IEC database ID)"},{"label":"Information added","value":"Cross-reference the shutdown function, reset method and affected equipment in the controls documentation."},{"label":"Preview","value":"Independent educational concept; consult the publisher and applicable standard for the exact graphic"}],"references":[{"sourceId":"iec-public-operating","relevance":"Official public publisher family name and reference context; vendor identifiers and graphics are distinct from licensed IEC database content."}],"related":["relay-coil","normally-open-contact"],"artwork":"edu-iec-emergency-operation-qualifier","publishedOn":"2026-10-14","updatedOn":"2026-10-14","provenance":"independent-public-research","symbolVariant":{"convention":"IEC","form":"Emergency-operation qualifier","reference":"Autodesk IEC-60617 Symbol Preview — Operating-device and function qualifiers; vendor family reference, not certified IEC geometry or database identifier."},"url":"https://eloragrid.ai/symbols/iec-emergency-operation-qualifier","illustration":{"url":"https://eloragrid.ai/library/illustrations/iec-emergency-operation-qualifier.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"iec-public-operating","title":"Autodesk IEC-60617 preview: Operating-device and function qualifiers","publisher":"Autodesk","url":"https://help.autodesk.com/cloudhelp/2021/ENU/AutoCAD-Electrical/files/GUID-3598E18D-9F8A-48CE-83D0-4CEBA0AE869C.htm","type":"cad-reference","scope":"Public publisher IEC-context family names and vendor block references. No vendor images or CAD library files are reproduced, and vendor tokens are not presented as verified IEC database identifiers.","checkedOn":"2026-10-14","reuse":"link-only","relevance":"Official public publisher family name and reference context; vendor identifiers and graphics are distinct from licensed IEC database content."}]}