{"@context":{"dc":"http:\/\/purl.org\/dc\/elements\/1.1\/","skos":"http:\/\/www.w3.org\/2004\/02\/skos\/core#","skos:broader":{"@type":"@id"},"skos:inScheme":{"@type":"@id"},"skos:related":{"@type":"@id"},"skos:narrower":{"@type":"@id"},"skos:hasTopConcept":{"@type":"@id"},"skos:topConceptOf":{"@type":"@id"}},"@id":"https:\/\/digilab.ptb.de\/dkd\/refType\/vocab\/skos\/536","@type":"skos:Concept","skos:prefLabel":{"@language":"en-US","@value=":"PLT"},"skos:inScheme":"https:\/\/digilab.ptb.de\/dkd\/refType\/vocab\/","dct:created":"2026-04-09 08:27:53","skos:definition":[{"@lang":"en","@value":"Flicker PLT\nLong-term perceptibility (PLT). Standardized dimensionless index used to quantify the risk of human annoyance caused by voltage fluctuation (flicker) induced light flicker over a long duration.\nNote 1: Long-term perceptibility is measured over a time-interval of 2 hours. "},{"@lang":"de","@value":"Langzeit-Flickerst\u00e4rke\nLong-Term Perceptibility (PLT). Er beschreibt die Wahrnehmbarkeit von Lichtflackern \u00fcber einen l\u00e4ngeren Zeitraum.\nAnmerkung: PLT wird \u00fcber ein Zeitintervall von zwei Stunden ermittelt. "}],"skos:scopeNote":[{"@lang":"en","@value":"Unit: 1 "},{"@lang":"en","@value":"DSI Unit: \\one "},{"@lang":"en","@value":"SI Unit: 1 "}],"skos:historyNote":[{"@lang":"en","@value":"2026-04-09 Created "}],"skos:note":[{"@lang":"en","@value":"Electropedia (IEC) 161-08-19\nIEC 61000-4-15 "}],"skos:example":[{"@lang":"en","@value":" "}],"skos:broader":["https:\/\/digilab.ptb.de\/dkd\/refType\/vocab\/skos\/522"]}