{"schemaVersion":1,"slug":"gapped-core-inductor","name":"Gapped-core inductor","kind":"symbol","abbreviation":"L GAP","aliases":["HRT1L3","VRT1L3"],"category":"power-distribution","drawingTypes":["SLD","Schematic"],"referenceFamilies":["IEC","Manufacturer"],"summary":"A gapped-core inductor includes a documented air gap in its magnetic circuit.","description":["A gapped-core inductor includes a documented air gap in its magnetic circuit. The drawing identifies that construction while the component data establishes inductance and operating limits."],"readingNotes":["A core gap marker describes the magnetic circuit, not an electrical disconnect.","The preview is an original explanation of this function. Match the actual drawing convention to its legend and the selected equipment documentation."],"drawingChecklist":["State inductance","Reference current rating","Identify gap/core construction"],"distinction":"A magnetic air gap is different from an open power-circuit connection.","facts":[{"label":"Drawing role","value":"Inductive component"},{"label":"Representation scope","value":"Functional concept; not an official standard graphic or a product footprint"},{"label":"Public vendor block reference","value":"HRT1L3, VRT1L3 (Autodesk identifiers; not IEC symbol numbers)"},{"label":"Identifier status","value":"The short label is a functional lookup label, not an assigned IEC or IEEE symbol number. Any separately listed Autodesk code is a verified vendor block name."}],"references":[{"sourceId":"pub-symbol-reactors","relevance":"Public documentation of this equipment function or named vendor variant; the illustration is independently authored and is not the source graphic."}],"related":["power-transformer","capacitor"],"artwork":"edu-gapped-core-inductor","publishedOn":"2026-10-13","updatedOn":"2026-10-13","provenance":"independent-public-research","url":"https://eloragrid.ai/symbols/gapped-core-inductor","illustration":{"url":"https://eloragrid.ai/library/illustrations/gapped-core-inductor.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-reactors","title":"AutoCAD Electrical: Reactors and inductors","publisher":"Autodesk","url":"https://help.autodesk.com/cloudhelp/2021/ENU/AutoCAD-Electrical/files/GUID-BAD50DBF-0951-44A0-BB4C-A57B4A4ED895.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":"Public documentation of this equipment function or named vendor variant; the illustration is independently authored and is not the source graphic."}]}