{"schemaVersion":1,"slug":"iec-insulation-failure-indication","name":"Insulation-failure indication","kind":"symbol","abbreviation":"Q021702","aliases":["Insulation-failure indication symbol","Q021702","Insulation-failure indication IEC reference"],"category":"measurement-protection","drawingTypes":["Schematic"],"referenceFamilies":["IEC","Manufacturer"],"summary":"An insulation-failure indication identifies the documented insulation-related failure condition.","description":["An insulation-failure indication identifies the documented insulation-related failure condition.","Mark the affected conductor, device or insulation boundary clearly.","A failure annotation does not give a resistance measurement or protection setting."],"readingNotes":["Mark the affected conductor, device or insulation boundary clearly.","A failure annotation does not give a resistance measurement or protection setting."],"drawingChecklist":["Identify the associated device, circuit or diagram boundary.","Mark the affected conductor, device or insulation boundary clearly.","Cross-reference the equipment data, terminal mapping or operating-state legend needed to interpret the form."],"distinction":"A failure annotation does not give a resistance measurement or protection setting.","facts":[{"label":"Reference scope","value":"Specific public IEC-context family form"},{"label":"Publisher reference token","value":"Q021702 (Autodesk token; not a verified IEC database ID)"},{"label":"Information added","value":"Mark the affected conductor, device or insulation boundary clearly."},{"label":"Preview","value":"Independent educational concept; consult the publisher and applicable standard for the exact graphic"}],"references":[{"sourceId":"iec-public-fault","relevance":"Official public publisher family name and reference context; vendor identifiers and graphics are distinct from licensed IEC database content."}],"related":["current-transformer","voltage-transformer"],"artwork":"edu-iec-insulation-failure-indication","publishedOn":"2026-10-14","updatedOn":"2026-10-14","provenance":"independent-public-research","symbolVariant":{"convention":"IEC","form":"Insulation-failure indication","reference":"Autodesk IEC-60617 Symbol Preview — Fault-location and insulation-failure indications; vendor family reference, not certified IEC geometry or database identifier."},"url":"https://eloragrid.ai/symbols/iec-insulation-failure-indication","illustration":{"url":"https://eloragrid.ai/library/illustrations/iec-insulation-failure-indication.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-fault","title":"Autodesk IEC-60617 preview: Fault-location and insulation-failure indications","publisher":"Autodesk","url":"https://help.autodesk.com/cloudhelp/2021/ENU/AutoCAD-Electrical/files/GUID-2FA15F09-EF4C-4996-AB3C-FAD4E8A29DBA.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."}]}