{"schemaVersion":1,"slug":"iec-audible-siren","name":"Audible siren","kind":"symbol","abbreviation":"HAN1S","aliases":["Audible siren symbol","HAN1S","Audible siren IEC reference"],"category":"control-circuits","drawingTypes":["Schematic"],"referenceFamilies":["IEC","Manufacturer"],"summary":"A siren indication identifies an audible alarm output with the documented operating role.","description":["A siren indication identifies an audible alarm output with the documented operating role.","State the alarm condition and the controlling circuit.","The symbol alone does not prescribe tone pattern or evacuation meaning."],"readingNotes":["State the alarm condition and the controlling circuit.","The symbol alone does not prescribe tone pattern or evacuation meaning."],"drawingChecklist":["Identify the associated device, circuit or diagram boundary.","State the alarm condition and the controlling circuit.","Cross-reference the equipment data, terminal mapping or operating-state legend needed to interpret the form."],"distinction":"The symbol alone does not prescribe tone pattern or evacuation meaning.","facts":[{"label":"Reference scope","value":"Specific public IEC-context family form"},{"label":"Publisher reference token","value":"HAN1S (Autodesk token; not a verified IEC database ID)"},{"label":"Information added","value":"State the alarm condition and the controlling circuit."},{"label":"Preview","value":"Independent educational concept; consult the publisher and applicable standard for the exact graphic"}],"references":[{"sourceId":"pub-symbol-earthing-surge","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-audible-siren","publishedOn":"2026-10-14","updatedOn":"2026-10-14","provenance":"independent-public-research","symbolVariant":{"convention":"IEC","form":"Audible siren","reference":"Autodesk IEC-60617 Symbol Preview — Audible indication and protective component forms; vendor family reference, not certified IEC geometry or database identifier."},"url":"https://eloragrid.ai/symbols/iec-audible-siren","illustration":{"url":"https://eloragrid.ai/library/illustrations/iec-audible-siren.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"pub-symbol-earthing-surge","title":"AutoCAD Electrical: Earthing, sources and surge protection","publisher":"Autodesk","url":"https://help.autodesk.com/cloudhelp/2021/ENU/AutoCAD-Electrical/files/GUID-1E3FDEAE-B4B2-417C-8075-108AA2C6E509.htm","type":"cad-reference","scope":"Public vendor catalogue naming and functional variants. Vendor block names are not IEC identifiers. Linked for reference; no graphics or CAD files are redistributed.","checkedOn":"2026-10-13","reuse":"link-only","relevance":"Official public publisher family name and reference context; vendor identifiers and graphics are distinct from licensed IEC database content."}]}