{"schemaVersion":1,"slug":"iec-one-line-bus-tap","name":"One-line bus tap","kind":"symbol","abbreviation":"HDV1_BT_1-","aliases":["One-line bus tap symbol","HDV1_BT_1-, HDV1_BTT_1-, HDV1_BTL_1-","One-line bus tap IEC reference"],"category":"power-distribution","drawingTypes":["SLD","Schematic"],"referenceFamilies":["IEC","Manufacturer"],"summary":"A bus-tap representation identifies a branch from a bus in a simplified power circuit.","description":["A bus-tap representation identifies a branch from a bus in a simplified power circuit.","Label the outgoing feeder and distinguish actual branch connectivity from crossing lines.","Dot, tee and corner layouts are presentation variants, not separate equipment models."],"readingNotes":["Label the outgoing feeder and distinguish actual branch connectivity from crossing lines.","Dot, tee and corner layouts are presentation variants, not separate equipment models."],"drawingChecklist":["Identify the associated device, circuit or diagram boundary.","Label the outgoing feeder and distinguish actual branch connectivity from crossing lines.","Cross-reference the equipment data, terminal mapping or operating-state legend needed to interpret the form."],"distinction":"Dot, tee and corner layouts are presentation variants, not separate equipment models.","facts":[{"label":"Reference scope","value":"Specific public IEC-context family form"},{"label":"Publisher reference token","value":"HDV1_BT_1-, HDV1_BTT_1-, HDV1_BTL_1- (Autodesk token; not a verified IEC database ID)"},{"label":"Information added","value":"Label the outgoing feeder and distinguish actual branch connectivity from crossing lines."},{"label":"Preview","value":"Independent educational concept; consult the publisher and applicable standard for the exact graphic"}],"references":[{"sourceId":"iec-public-one-bus","relevance":"Official public publisher family name and reference context; vendor identifiers and graphics are distinct from licensed IEC database content."}],"related":["power-converter","generic-electrical-load"],"artwork":"edu-iec-one-line-bus-tap","publishedOn":"2026-10-14","updatedOn":"2026-10-14","provenance":"independent-public-research","symbolVariant":{"convention":"IEC","form":"One-line bus tap","reference":"Autodesk IEC-60617 Symbol Preview — One-line bus-tap representation; vendor family reference, not certified IEC geometry or database identifier."},"url":"https://eloragrid.ai/symbols/iec-one-line-bus-tap","illustration":{"url":"https://eloragrid.ai/library/illustrations/iec-one-line-bus-tap.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-one-bus","title":"Autodesk IEC-60617 preview: One-line bus-tap representation","publisher":"Autodesk","url":"https://help.autodesk.com/cloudhelp/2021/ENU/AutoCAD-Electrical/files/GUID-9EC851F1-8B92-428B-A657-5B21B2325C62.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."}]}