{"schemaVersion":1,"slug":"active-power-indicator","name":"Active-power indicator","kind":"symbol","abbreviation":"kW","aliases":["HIN1P19","VIN1P19"],"category":"measurement-protection","drawingTypes":["SLD","Schematic"],"referenceFamilies":["IEC","Manufacturer"],"summary":"An active-power indicator displays real power derived from its specified measurement inputs.","description":["An active-power indicator displays real power derived from its specified measurement inputs. On an SLD it identifies the monitored feeder or source; the schematic supplies phase and ratio details."],"readingNotes":["Identify the power-flow sign reference at the measurement location.","The preview is an original explanation of this function. Match the actual drawing convention to its legend and the selected equipment documentation."],"drawingChecklist":["Name measured feeder","Show current/voltage inputs","State import/export convention"],"distinction":"Active-power indication differs from reverse-power protection, even when both use the same measured quantity.","facts":[{"label":"Drawing role","value":"Indicated quantity"},{"label":"Representation scope","value":"Functional concept; not an official standard graphic or a product footprint"},{"label":"Public vendor block reference","value":"HIN1P19, VIN1P19 (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-instrumentation","relevance":"Public documentation of this equipment function or named vendor variant; the illustration is independently authored and is not the source graphic."}],"related":["current-transformer","voltage-transformer"],"artwork":"edu-active-power-indicator","publishedOn":"2026-10-13","updatedOn":"2026-10-13","provenance":"independent-public-research","url":"https://eloragrid.ai/symbols/active-power-indicator","illustration":{"url":"https://eloragrid.ai/library/illustrations/active-power-indicator.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-instrumentation","title":"AutoCAD Electrical: Instrumentation and sensors","publisher":"Autodesk","url":"https://help.autodesk.com/cloudhelp/2021/ENU/AutoCAD-Electrical/files/GUID-773A36C3-44C6-43EB-9BD0-E0297816B9B2.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."}]}