{"schemaVersion":1,"slug":"push-to-test-indicator-lamp","name":"Push-to-test indicator lamp","kind":"symbol","abbreviation":"LAMP TEST","aliases":["HLT1RP","VLT1RP"],"category":"control-circuits","drawingTypes":["Schematic"],"referenceFamilies":["IEC","Manufacturer"],"summary":"A push-to-test indicator lamp allows a documented local test of the lamp circuit.","description":["A push-to-test indicator lamp allows a documented local test of the lamp circuit. The test path and normal indication path must be distinguished."],"readingNotes":["A successful lamp test does not necessarily verify the monitored process contact.","The preview is an original explanation of this function. Match the actual drawing convention to its legend and the selected equipment documentation."],"drawingChecklist":["Show normal signal source","Show test connection","State lamp supply and colour"],"distinction":"Lamp test verifies an indication path; it is not automatically a complete alarm-system test.","facts":[{"label":"Drawing role","value":"Visual signal"},{"label":"Representation scope","value":"Functional concept; not an official standard graphic or a product footprint"},{"label":"Public vendor block reference","value":"HLT1RP, VLT1RP (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-test-lights","relevance":"Public documentation of this equipment function or named vendor variant; the illustration is independently authored and is not the source graphic."}],"related":["indicator-lamp","relay-coil"],"artwork":"edu-push-to-test-indicator-lamp","publishedOn":"2026-10-13","updatedOn":"2026-10-13","provenance":"independent-public-research","url":"https://eloragrid.ai/symbols/push-to-test-indicator-lamp","illustration":{"url":"https://eloragrid.ai/library/illustrations/push-to-test-indicator-lamp.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-test-lights","title":"AutoCAD Electrical: Push-to-test lamps","publisher":"Autodesk","url":"https://help.autodesk.com/cloudhelp/2021/ENU/AutoCAD-Electrical/files/GUID-E8F5DC0C-5637-4A7D-B5EF-6981BAE76E94.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."}]}