{"id":2791,"date":"2025-08-20T15:46:57","date_gmt":"2025-08-20T13:46:57","guid":{"rendered":"https:\/\/pp.styreg.com\/?p=2791"},"modified":"2026-03-05T14:54:50","modified_gmt":"2026-03-05T13:54:50","slug":"hvordan-vurderes-niveauet-af-harmoniske-stroemme","status":"publish","type":"post","link":"https:\/\/styreg.com\/nb\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\/","title":{"rendered":"Hvordan vurderes niv\u00e5et av overharmoniske str\u00f8mmer?"},"content":{"rendered":"<p>\n\n\t<section class=\"section\" id=\"section_1677314328\">\n\t\t<div class=\"section-bg fill\" >\n\t\t\t\t\t\t\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row align-center\" style=\"max-width:\" id=\"row-438766671\">\n\n\n\t<div id=\"col-1035975357\" class=\"col medium-11 small-12 large-10\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p>\t\t\t<!-- Flexy Breadcrumb -->\r\n\t\t\t<div class=\"fbc fbc-page\">\r\n\r\n\t\t\t\t<!-- Breadcrumb wrapper -->\r\n\t\t\t\t<div class=\"fbc-wrap\">\r\n\r\n\t\t\t\t\t<!-- Ordered list-->\r\n\t\t\t\t\t<ol class=\"fbc-items\" itemscope itemtype=\"https:\/\/schema.org\/BreadcrumbList\">\r\n\t\t\t\t\t\t            <li itemprop=\"itemListElement\" itemscope itemtype=\"https:\/\/schema.org\/ListItem\">\r\n                <span itemprop=\"name\">\r\n                    <!-- Home Link -->\r\n                    <a itemprop=\"item\" href=\"https:\/\/styreg.com\/nb\/\">\r\n                    \r\n                                                    <i class=\"fa fa-home\" aria-hidden=\"true\"><\/i>Hjem                    <\/a>\r\n                <\/span>\r\n                <meta itemprop=\"position\" content=\"1\" \/><!-- Meta Position-->\r\n             <\/li><li><span class=\"fbc-separator\">\/<\/span><\/li><li class=\"active\" itemprop=\"itemListElement\" itemscope itemtype=\"https:\/\/schema.org\/ListItem\"><span itemprop=\"name\" title=\"Hvordan vurderes niv\u00e5et av overharmoniske str\u00f8mmer?\">Hvordan vurderes niv\u00e5et av overharmoniske str\u00f8mmer?<\/span><meta itemprop=\"position\" content=\"2\" \/><\/li>\t\t\t\t\t<\/ol>\r\n\t\t\t\t\t<div class=\"clearfix\"><\/div>\r\n\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\t\t\t<\/p>\n\n\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-1035975357 > .col-inner {\n  margin: -30px 0px 0px 0px;\n}\n@media (min-width:550px) {\n  #col-1035975357 > .col-inner {\n    margin: -30px 0px 0px 0px;\n  }\n}\n<\/style>\n\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row align-center\" style=\"max-width:\" id=\"row-1808435886\">\n\n\n\t<div id=\"col-561389856\" class=\"col medium-11 small-12 large-10\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<\/p>\n<p>N\u00e5r det er utfordringer knyttet til spenningskvalitet og harmonisk forvrengning, er det f\u00f8rste steget \u00e5 lokalisere problemets omfang ved hjelp av m\u00e5leinstrumenter.<\/p>\n<p>Det er ogs\u00e5 viktig \u00e5 identifisere om de harmoniske str\u00f8mmene er lokalisert til \u00e9n transformator, eller om de passerer gjennom transformatoren og forplanter seg i 10 kV-nettet. Dette er avgj\u00f8rende for \u00e5 finne den rette l\u00f8sningen og minimere utilsiktede havarier.<\/p>\n<p><strong>Hvilke m\u00e5leinstrumenter er n\u00f8dvendige for \u00e5 bestemme tilstedev\u00e6relsen og niv\u00e5et av overharmoniske str\u00f8mmer?<br \/><\/strong>Vanlige m\u00e5leinstrumenter vil som oftest vise en normal spenningsforsyning. Det er derfor vi sier at overharmoniske str\u00f8mmer og d\u00e5rlig spenningskvalitet er <strong><a href=\"https:\/\/styreg.com\/nb\/tegn-paa-harmoniske-stroemme-og-daarlig-spaendingskvalitet\/\">En usynlig feilkilde<\/a><\/strong>.<\/p>\n<p>For \u00e5 finne den rette l\u00f8sningen p\u00e5 de usynlige utfordringene er det derfor n\u00f8dvendig \u00e5 m\u00e5le med mer avansert m\u00e5leutstyr som kan vise den harmoniske forvrengningen og sinuskurven.<\/p>\n<p>\n\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-561389856 > .col-inner {\n  margin: -30px 0px 0px 0px;\n}\n@media (min-width:550px) {\n  #col-561389856 > .col-inner {\n    margin: -30px 0px 0px 0px;\n  }\n}\n<\/style>\n\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row align-center\"  id=\"row-372460543\">\n\n\n\t<div id=\"col-1388849610\" class=\"col medium-5 small-12 large-4\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1779326979\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"354\" height=\"400\" src=\"https:\/\/styreg.com\/wp-content\/uploads\/2025\/08\/hvordan-vurderes-niveauet-af-harmoniske-stroemme-Fluke-MDA550.jpg\" class=\"attachment-original size-original\" alt=\"Hvordan vurderer man niv\u00e5et av harmoniske str\u00f8mmer? Det trengs m\u00e5leutstyr for \u00e5 vise sinuskurven og forvrengningene og for \u00e5 lokalisere st\u00f8rrelsen.\" loading=\"eager\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1779326979 {\n  width: 80%;\n}\n@media (min-width:550px) {\n  #image_1779326979 {\n    width: 100%;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-1388849610 > .col-inner {\n  padding: 0px 0px 0px 0px;\n}\n@media (min-width:550px) {\n  #col-1388849610 > .col-inner {\n    padding: 20px 0px 0px 0px;\n  }\n}\n<\/style>\n\t<\/div>\n\n\t\n\n\t<div id=\"col-1456450721\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<\/p>\n<p><strong>Vi bruker m\u00e5leinstrumenter fra Fluke<\/strong><br \/>Hos STYREG har vi mange \u00e5rs erfaring med Fluke-m\u00e5leinstrumenter. Etter v\u00e5r profesjonelle vurdering er de kvalitetsverkt\u00f8y som leverer de n\u00f8dvendige dataene, og som vi enkelt kan ta med oss overalt hvor vi drar p\u00e5 jobb.<\/p>\n<p>Vi bruker Fluke 438 \u201dPower Quality and Motor Analyser\u201d og Fluke MDA-550 \u201dMotor Drive Analyser\u201d til \u00e5 analysere spenningskvaliteten.<\/p>\n<p>\u00c5 ha et godt verkt\u00f8y for \u00e5 bestemme tilstedev\u00e6relsen og niv\u00e5et av overharmoniske str\u00f8mmer er avgj\u00f8rende for arbeidet v\u00e5rt, og p\u00e5 grunnlag av dette <strong><a href=\"https:\/\/styreg.com\/nb\/hvordan-kan-udfordringer-med-harmoniske-forvraengninger-loeses\/\">Finn den rette l\u00f8sningen<\/a><\/strong>, som kan kompensere for og redusere utfordringene med harmonisk forvrengning.<\/p>\n<p>\n\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-1456450721 > .col-inner {\n  padding: 0px 0px 0px 0px;\n}\n@media (min-width:550px) {\n  #col-1456450721 > .col-inner {\n    padding: 0px 0px 0px 30px;\n  }\n}\n<\/style>\n\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1677314328 {\n  padding-top: 0px;\n  padding-bottom: 0px;\n}\n<\/style>\n\t<\/section>\n\t\n \n\t<section class=\"section dark\" id=\"section_1489124169\">\n\t\t<div class=\"section-bg fill\" >\n\t\t\t\t\t\t\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\r\n\r\n<div class=\"row align-middle\"  id=\"row-1582072029\">\r\n\r\n\n\t<div id=\"col-743919315\" class=\"col medium-4 small-12 large-4\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\r\n\r\n\t<div id=\"text-3956944830\" class=\"text\">\n\t\t\r\n\r\n<\/p>\r\n<h3 style=\"text-align: center;\">KONTAKT<\/h3>\r\n<p>\r\n\t\t\n<style>\n#text-3956944830 {\n  font-size: 2rem;\n}\n<\/style>\n\t<\/div>\n\t\r\n\r\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-743919315 > .col-inner {\n  padding: 30px 0px 0px 0px;\n}\n@media (min-width:550px) {\n  #col-743919315 > .col-inner {\n    padding: 60px 0px 0px 0px;\n  }\n}\n<\/style>\n\t<\/div>\n\n\t\r\n\n\t<div id=\"col-1418360642\" class=\"col medium-4 small-12 large-4\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\r\n\r\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_827921645\">\n\t\t<a class=\"\" href=\"mailto:info@styreg.com\" >\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"512\" height=\"512\" src=\"https:\/\/styreg.com\/wp-content\/uploads\/2025\/03\/ikon-email-hvid.png\" class=\"attachment-original size-original\" alt=\"Ikon med e-post\" loading=\"eager\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\t\t\n<style>\n#image_827921645 {\n  width: 20%;\n}\n<\/style>\n\t<\/div>\n\t\r\n\r\n<\/p>\r\n<p style=\"text-align: center;\"><strong><a href=\"mailto:info@styreg.com\">info@styreg.com<\/a><\/strong><\/p>\r\n<p>\r\n\r\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-1418360642 > .col-inner {\n  padding: 0px 0px 0px 0px;\n}\n@media (min-width:550px) {\n  #col-1418360642 > .col-inner {\n    padding: 60px 0px 0px 0px;\n  }\n}\n<\/style>\n\t<\/div>\n\n\t\r\n\n\t<div id=\"col-1103825601\" class=\"col medium-4 small-12 large-4\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\r\n\r\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_905774276\">\n\t\t<a class=\"\" href=\"tel:+4570257055\" >\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"512\" height=\"512\" src=\"https:\/\/styreg.com\/wp-content\/uploads\/2025\/03\/ikon-telefon-hvid.png\" class=\"attachment-original size-original\" alt=\"Ikon med telefon\" loading=\"eager\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\t\t\n<style>\n#image_905774276 {\n  width: 20%;\n}\n<\/style>\n\t<\/div>\n\t\r\n\r\n<p style=\"text-align: center;\"><a href=\"tel:+4732826200\"><strong>+47 32 81 61 00<\/strong><\/a><\/p>\r\n\r\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-1103825601 > .col-inner {\n  padding: 0px 0px 0px 0px;\n}\n@media (min-width:550px) {\n  #col-1103825601 > .col-inner {\n    padding: 60px 0px 0px 0px;\n  }\n}\n<\/style>\n\t<\/div>\n\n\t\r\n\r\n<\/div>\r\n\r\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1489124169 {\n  padding-top: 0px;\n  padding-bottom: 0px;\n  background-color: #01568e;\n}\n<\/style>\n\t<\/section>\n\t \n\t<div id=\"gap-416489886\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-416489886 {\n  padding-top: 60px;\n}\n<\/style>\n\t<\/div>\n\t\n\n<div class=\"row align-equal\"  id=\"row-645947218\">\n\n\n\t<div id=\"col-1268030885\" class=\"col medium-4 small-12 large-4\"  >\n\t\t\t\t<div class=\"col-inner box-shadow-1 box-shadow-2-hover\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"box has-hover   has-hover box-text-bottom\" >\n\n\t\t<div class=\"box-image\" >\n\t\t\t<a href=\"https:\/\/styreg.com\/nb\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\/\" >\t\t\t<div class=\"image-cover\" style=\"padding-top:250px;\">\n\t\t\t\t<img decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/styreg.com\/wp-content\/uploads\/2025\/08\/case-ikast-spildevand.jpg\" class=\"attachment- size-\" alt=\"Servicetekniker med sikkerhedsudstyr p\u00e5 under en opgave for kunde. Omtanke er en kernev\u00e6rdi i STYREG.\" loading=\"eager\" \/>\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/a>\t\t<\/div>\n\n\t\t<div class=\"box-text text-center\" style=\"background-color:rgb(255, 255, 255);padding:30px 30px 20px 30px;\">\n\t\t\t<div class=\"box-text-inner\">\n\t\t\t\t\n\n<p style=\"text-align: left;\"><a href=\"https:\/\/styreg.com\/nb\/test\/\"><span style=\"font-size: 90%;\">CASE<\/span><\/a><\/p>\n<h4 style=\"text-align: left;\">IKAST AVL\u00d8PSVANN<\/h4>\n<p style=\"text-align: left;\">Ikast-Brande Spildevand fikk beskjed fra kraftselskapet om at de hadde for h\u00f8y overharmonisk str\u00f8m. De ble bedt om \u00e5 redusere den for \u00e5 unng\u00e5 transformatorhavari.<\/p>\n<p>\u00a0<\/p>\n<p style=\"text-align: left;\"><a href=\"https:\/\/styreg.com\/nb\/test\/\"><strong>Les om ikast Spildevand her<\/strong><\/a><\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1000308408\" class=\"col medium-4 small-12 large-4\"  >\n\t\t\t\t<div class=\"col-inner box-shadow-1 box-shadow-2-hover\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"box has-hover   has-hover box-text-bottom\" >\n\n\t\t<div class=\"box-image\" >\n\t\t\t<a href=\"https:\/\/styreg.com\/nb\/ydelser\/harmonisk-maaling\/\" >\t\t\t<div class=\"image-cover\" style=\"padding-top:250px;\">\n\t\t\t\t<img decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/styreg.com\/wp-content\/uploads\/2025\/08\/ydelse-Harmonisk-Maaling.jpg\" class=\"attachment- size-\" alt=\"Datastyrt visning av karakter p\u00e5 harmonisk str\u00f8m og \u00e5rlig utgiftskvalitet\" loading=\"eager\" \/>\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/a>\t\t<\/div>\n\n\t\t<div class=\"box-text text-center\" style=\"background-color:rgb(255, 255, 255);padding:30px 30px 20px 30px;\">\n\t\t\t<div class=\"box-text-inner\">\n\t\t\t\t\n\n<p style=\"text-align: left;\"><span style=\"font-size: 90%;\"><a href=\"https:\/\/styreg.com\/nb\/ydelser\/harmonisk-maaling\/\">YTELSE<\/a><\/span><\/p>\n<h4 style=\"text-align: left;\">HARMONISK M\u00c5LINGER<\/h4>\n<p style=\"text-align: left;\">Med harmonisk m\u00e5lingER kan du dokumentere de usynlige problemene som oppst\u00e5r med overharmoniske str\u00f8mmer (THD).<\/p>\n<p>\u00a0<\/p>\n<p style=\"text-align: left;\"><strong><a href=\"https:\/\/styreg.com\/nb\/ydelser\/harmonisk-maaling\/\">Les mer om harmonisk m\u00e5ling her<\/a><\/strong><\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-55069522\" class=\"col medium-4 small-12 large-4\"  >\n\t\t\t\t<div class=\"col-inner box-shadow-1 box-shadow-2-hover\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"box has-hover   has-hover box-text-bottom\" >\n\n\t\t<div class=\"box-image\" >\n\t\t\t<a href=\"https:\/\/styreg.com\/nb\/tegn-paa-harmoniske-stroemme-og-daarlig-spaendingskvalitet\/\" >\t\t\t<div class=\"image-cover\" style=\"padding-top:250px;\">\n\t\t\t\t<img decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/styreg.com\/wp-content\/uploads\/2025\/08\/artikel-daarlig-spaendingskvalitet.jpg\" class=\"attachment- size-\" alt=\"\" loading=\"eager\" \/>\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/a>\t\t<\/div>\n\n\t\t<div class=\"box-text text-center\" style=\"background-color:rgb(255, 255, 255);padding:30px 30px 20px 30px;\">\n\t\t\t<div class=\"box-text-inner\">\n\t\t\t\t\n\n<p style=\"text-align: left;\"><a href=\"https:\/\/styreg.com\/nb\/tegn-paa-harmoniske-stroemme-og-daarlig-spaendingskvalitet\/\"><span style=\"font-size: 90%;\">ARTIKKEL<\/span><\/a><\/p>\n<h4 style=\"text-align: left;\">D\u00c5RLIG SPENNINGSKVALITET<\/h4>\n<p style=\"text-align: left;\">Overharmoniske str\u00f8mmer og d\u00e5rlig spenningskvalitet er en usynlig feilkilde som ofte f\u00f8rer til uventet og kostbar nedetid.\u00a0<\/p>\n<p>\u00a0<\/p>\n<p style=\"text-align: left;\"><a href=\"https:\/\/styreg.com\/nb\/tegn-paa-harmoniske-stroemme-og-daarlig-spaendingskvalitet\/\"><strong>Les mer om spenningskvalitet her<\/strong><\/a><\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t<section class=\"section\" id=\"section_390064935\">\n\t\t<div class=\"section-bg fill\" >\n\t\t\t\t\t\t\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n\t<div id=\"gap-1675534670\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1675534670 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\n<div class=\"row align-middle align-center\"  id=\"row-1326273577\">\n\n\n\t<div id=\"col-220805149\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner dark\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-776785811\" class=\"text\">\n\t\t\n\n<h3>F\u00f8lg STYREG p\u00e5 LinkedIn<\/h3>\n\t\t\n<style>\n#text-776785811 {\n  font-size: 1.6rem;\n}\n@media (min-width:550px) {\n  #text-776785811 {\n    font-size: 1.4rem;\n  }\n}\n@media (min-width:850px) {\n  #text-776785811 {\n    font-size: 1.8rem;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n<p>P\u00e5 en vanlig servicejobb f\u00f8r ferien oppdaget vi <a href=\"https:\/\/www.linkedin.com\/in\/troels-ennemark-h%C3%B8iriis-4a17104a\/\">Troels<\/a> i sin gjennomgang av kundens installasjon, en utett tilbakeslagsventil ved hovedm\u00e5leren...<\/p>\n<p><strong><a href=\"https:\/\/www.linkedin.com\/feed\/update\/urn:li:activity:7353332981358280705\" target=\"_blank\" rel=\"noopener\">Se innlegget p\u00e5 LinkedIn &gt;<\/a><\/strong><\/p>\n\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-220805149 > .col-inner {\n  padding: 0px 0px 0px 0px;\n}\n@media (min-width:550px) {\n  #col-220805149 > .col-inner {\n    padding: 0px 30px 0px 0px;\n  }\n}\n@media (min-width:850px) {\n  #col-220805149 > .col-inner {\n    padding: 0px 50px 0px 0px;\n  }\n}\n<\/style>\n\t<\/div>\n\n\t\n\n\t<div id=\"col-1527740728\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1559652555\">\n\t\t<a class=\"\" href=\"https:\/\/www.linkedin.com\/feed\/update\/urn:li:activity:7355877249318903811\" target=\"_blank\" rel=\"noopener\" >\t\t\t\t\t\t<div class=\"img-inner image-cover box-shadow-2 box-shadow-3-hover dark\" style=\"padding-top:350px;\">\n\t\t\t<img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/styreg.com\/wp-content\/uploads\/2025\/08\/linkedin-utaet-kontraventil.jpg\" class=\"attachment-original size-original\" alt=\"Servicetekniker for STYREG Heating unders\u00f8ger kontraventiler\" srcset=\"https:\/\/styreg.com\/wp-content\/uploads\/2025\/08\/linkedin-utaet-kontraventil.jpg 800w, https:\/\/styreg.com\/wp-content\/uploads\/2025\/08\/linkedin-utaet-kontraventil-768x576.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" loading=\"eager\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\t\t\n<style>\n#image_1559652555 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_390064935 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n  background-color: #0171bb;\n}\n@media (min-width:550px) {\n  #section_390064935 {\n    padding-top: 50px;\n    padding-bottom: 50px;\n  }\n}\n<\/style>\n\t<\/section>\n\t\n\n<\/p>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":2793,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-2791","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-artikel"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Hvordan vurderes niveauet af harmoniske str\u00f8mme? - STYREG<\/title>\n<meta name=\"description\" content=\"Hvordan vurderes niveauet af harmoniske str\u00f8mme? N\u00f8dvendigt med m\u00e5leudstyr, der viser sinuskurven og forvr\u00e6ngninger og at lokalisere omfang.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/styreg.com\/nb\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\/\" \/>\n<meta property=\"og:locale\" content=\"nb_NO\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Hvordan vurderes niveauet af harmoniske str\u00f8mme? - STYREG\" \/>\n<meta property=\"og:description\" content=\"Hvordan vurderes niveauet af harmoniske str\u00f8mme? N\u00f8dvendigt med m\u00e5leudstyr, der viser sinuskurven og forvr\u00e6ngninger og at lokalisere omfang.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/styreg.com\/nb\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\/\" \/>\n<meta property=\"og:site_name\" content=\"STYREG\" \/>\n<meta property=\"article:published_time\" content=\"2025-08-20T13:46:57+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-05T13:54:50+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/styreg.com\/wp-content\/uploads\/2025\/08\/hvordan-vurderes-niveauet-af-harmoniske-stroemme-Fluke-MDA550.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"354\" \/>\n\t<meta property=\"og:image:height\" content=\"400\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"ythhj\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Skrevet av\" \/>\n\t<meta name=\"twitter:data1\" content=\"ythhj\" \/>\n\t<meta name=\"twitter:label2\" content=\"Ansl. lesetid\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutter\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/styreg.com\\\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/styreg.com\\\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\\\/\"},\"author\":{\"name\":\"ythhj\",\"@id\":\"https:\\\/\\\/styreg.com\\\/#\\\/schema\\\/person\\\/3ec39dc47468dffbe39bd606f3ccf041\"},\"headline\":\"Hvordan vurderes niveauet af harmoniske str\u00f8mme?\",\"datePublished\":\"2025-08-20T13:46:57+00:00\",\"dateModified\":\"2026-03-05T13:54:50+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/styreg.com\\\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\\\/\"},\"wordCount\":449,\"publisher\":{\"@id\":\"https:\\\/\\\/styreg.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/styreg.com\\\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/styreg.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/hvordan-vurderes-niveauet-af-harmoniske-stroemme-Fluke-MDA550.jpg\",\"articleSection\":[\"Artikel\"],\"inLanguage\":\"nb-NO\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/styreg.com\\\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\\\/\",\"url\":\"https:\\\/\\\/styreg.com\\\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\\\/\",\"name\":\"Hvordan vurderes niveauet af harmoniske str\u00f8mme? - STYREG\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/styreg.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/styreg.com\\\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/styreg.com\\\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/styreg.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/hvordan-vurderes-niveauet-af-harmoniske-stroemme-Fluke-MDA550.jpg\",\"datePublished\":\"2025-08-20T13:46:57+00:00\",\"dateModified\":\"2026-03-05T13:54:50+00:00\",\"description\":\"Hvordan vurderes niveauet af harmoniske str\u00f8mme? N\u00f8dvendigt med m\u00e5leudstyr, der viser sinuskurven og forvr\u00e6ngninger og at lokalisere omfang.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/styreg.com\\\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\\\/#breadcrumb\"},\"inLanguage\":\"nb-NO\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/styreg.com\\\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"nb-NO\",\"@id\":\"https:\\\/\\\/styreg.com\\\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\\\/#primaryimage\",\"url\":\"https:\\\/\\\/styreg.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/hvordan-vurderes-niveauet-af-harmoniske-stroemme-Fluke-MDA550.jpg\",\"contentUrl\":\"https:\\\/\\\/styreg.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/hvordan-vurderes-niveauet-af-harmoniske-stroemme-Fluke-MDA550.jpg\",\"width\":354,\"height\":400,\"caption\":\"Fluke MDA550 m\u00e5leapparat\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/styreg.com\\\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Hjem\",\"item\":\"https:\\\/\\\/styreg.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Hvordan vurderes niveauet af harmoniske str\u00f8mme?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/styreg.com\\\/#website\",\"url\":\"https:\\\/\\\/styreg.com\\\/\",\"name\":\"STYREG\",\"description\":\"Specialiseret teknisk service\",\"publisher\":{\"@id\":\"https:\\\/\\\/styreg.com\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/styreg.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"nb-NO\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/styreg.com\\\/#organization\",\"name\":\"STYREG\",\"url\":\"https:\\\/\\\/styreg.com\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"nb-NO\",\"@id\":\"https:\\\/\\\/styreg.com\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/styreg.com\\\/wp-content\\\/uploads\\\/2025\\\/02\\\/styreg-logo.jpg\",\"contentUrl\":\"https:\\\/\\\/styreg.com\\\/wp-content\\\/uploads\\\/2025\\\/02\\\/styreg-logo.jpg\",\"width\":256,\"height\":55,\"caption\":\"STYREG\"},\"image\":{\"@id\":\"https:\\\/\\\/styreg.com\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.linkedin.com\\\/company\\\/styreg\\\/posts\\\/?feedView=all\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/styreg.com\\\/#\\\/schema\\\/person\\\/3ec39dc47468dffbe39bd606f3ccf041\",\"name\":\"ythhj\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"nb-NO\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/3410e63fdc75f8cf6467abc17c6707f215a1356e512c2bd077ae0221c47113c6?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/3410e63fdc75f8cf6467abc17c6707f215a1356e512c2bd077ae0221c47113c6?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/3410e63fdc75f8cf6467abc17c6707f215a1356e512c2bd077ae0221c47113c6?s=96&d=mm&r=g\",\"caption\":\"ythhj\"},\"sameAs\":[\"https:\\\/\\\/styreg.com\"],\"url\":\"https:\\\/\\\/styreg.com\\\/nb\\\/author\\\/ythhj\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Hvordan vurdere niv\u00e5et av harmoniske str\u00f8mmer? - STYREG","description":"Hvordan vurderer man niv\u00e5et av harmoniske str\u00f8mmer? Det trengs m\u00e5leutstyr for \u00e5 vise sinuskurven og forvrengningene og for \u00e5 lokalisere st\u00f8rrelsen.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/styreg.com\/nb\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\/","og_locale":"nb_NO","og_type":"article","og_title":"Hvordan vurderes niveauet af harmoniske str\u00f8mme? - STYREG","og_description":"Hvordan vurderes niveauet af harmoniske str\u00f8mme? N\u00f8dvendigt med m\u00e5leudstyr, der viser sinuskurven og forvr\u00e6ngninger og at lokalisere omfang.","og_url":"https:\/\/styreg.com\/nb\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\/","og_site_name":"STYREG","article_published_time":"2025-08-20T13:46:57+00:00","article_modified_time":"2026-03-05T13:54:50+00:00","og_image":[{"width":354,"height":400,"url":"https:\/\/styreg.com\/wp-content\/uploads\/2025\/08\/hvordan-vurderes-niveauet-af-harmoniske-stroemme-Fluke-MDA550.jpg","type":"image\/jpeg"}],"author":"ythhj","twitter_card":"summary_large_image","twitter_misc":{"Skrevet av":"ythhj","Ansl. lesetid":"3 minutter"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/styreg.com\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\/#article","isPartOf":{"@id":"https:\/\/styreg.com\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\/"},"author":{"name":"ythhj","@id":"https:\/\/styreg.com\/#\/schema\/person\/3ec39dc47468dffbe39bd606f3ccf041"},"headline":"Hvordan vurderes niveauet af harmoniske str\u00f8mme?","datePublished":"2025-08-20T13:46:57+00:00","dateModified":"2026-03-05T13:54:50+00:00","mainEntityOfPage":{"@id":"https:\/\/styreg.com\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\/"},"wordCount":449,"publisher":{"@id":"https:\/\/styreg.com\/#organization"},"image":{"@id":"https:\/\/styreg.com\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\/#primaryimage"},"thumbnailUrl":"https:\/\/styreg.com\/wp-content\/uploads\/2025\/08\/hvordan-vurderes-niveauet-af-harmoniske-stroemme-Fluke-MDA550.jpg","articleSection":["Artikel"],"inLanguage":"nb-NO"},{"@type":"WebPage","@id":"https:\/\/styreg.com\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\/","url":"https:\/\/styreg.com\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\/","name":"Hvordan vurdere niv\u00e5et av harmoniske str\u00f8mmer? - STYREG","isPartOf":{"@id":"https:\/\/styreg.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/styreg.com\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\/#primaryimage"},"image":{"@id":"https:\/\/styreg.com\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\/#primaryimage"},"thumbnailUrl":"https:\/\/styreg.com\/wp-content\/uploads\/2025\/08\/hvordan-vurderes-niveauet-af-harmoniske-stroemme-Fluke-MDA550.jpg","datePublished":"2025-08-20T13:46:57+00:00","dateModified":"2026-03-05T13:54:50+00:00","description":"Hvordan vurderer man niv\u00e5et av harmoniske str\u00f8mmer? Det trengs m\u00e5leutstyr for \u00e5 vise sinuskurven og forvrengningene og for \u00e5 lokalisere st\u00f8rrelsen.","breadcrumb":{"@id":"https:\/\/styreg.com\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\/#breadcrumb"},"inLanguage":"nb-NO","potentialAction":[{"@type":"ReadAction","target":["https:\/\/styreg.com\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\/"]}]},{"@type":"ImageObject","inLanguage":"nb-NO","@id":"https:\/\/styreg.com\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\/#primaryimage","url":"https:\/\/styreg.com\/wp-content\/uploads\/2025\/08\/hvordan-vurderes-niveauet-af-harmoniske-stroemme-Fluke-MDA550.jpg","contentUrl":"https:\/\/styreg.com\/wp-content\/uploads\/2025\/08\/hvordan-vurderes-niveauet-af-harmoniske-stroemme-Fluke-MDA550.jpg","width":354,"height":400,"caption":"Fluke MDA550 m\u00e5leapparat"},{"@type":"BreadcrumbList","@id":"https:\/\/styreg.com\/hvordan-vurderes-niveauet-af-harmoniske-stroemme\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Hjem","item":"https:\/\/styreg.com\/"},{"@type":"ListItem","position":2,"name":"Hvordan vurderes niveauet af harmoniske str\u00f8mme?"}]},{"@type":"WebSite","@id":"https:\/\/styreg.com\/#website","url":"https:\/\/styreg.com\/","name":"STYREG","description":"Spesialisert teknisk service","publisher":{"@id":"https:\/\/styreg.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/styreg.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"nb-NO"},{"@type":"Organization","@id":"https:\/\/styreg.com\/#organization","name":"STYREG","url":"https:\/\/styreg.com\/","logo":{"@type":"ImageObject","inLanguage":"nb-NO","@id":"https:\/\/styreg.com\/#\/schema\/logo\/image\/","url":"https:\/\/styreg.com\/wp-content\/uploads\/2025\/02\/styreg-logo.jpg","contentUrl":"https:\/\/styreg.com\/wp-content\/uploads\/2025\/02\/styreg-logo.jpg","width":256,"height":55,"caption":"STYREG"},"image":{"@id":"https:\/\/styreg.com\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.linkedin.com\/company\/styreg\/posts\/?feedView=all"]},{"@type":"Person","@id":"https:\/\/styreg.com\/#\/schema\/person\/3ec39dc47468dffbe39bd606f3ccf041","name":"ythhj","image":{"@type":"ImageObject","inLanguage":"nb-NO","@id":"https:\/\/secure.gravatar.com\/avatar\/3410e63fdc75f8cf6467abc17c6707f215a1356e512c2bd077ae0221c47113c6?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/3410e63fdc75f8cf6467abc17c6707f215a1356e512c2bd077ae0221c47113c6?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/3410e63fdc75f8cf6467abc17c6707f215a1356e512c2bd077ae0221c47113c6?s=96&d=mm&r=g","caption":"ythhj"},"sameAs":["https:\/\/styreg.com"],"url":"https:\/\/styreg.com\/nb\/author\/ythhj\/"}]}},"_links":{"self":[{"href":"https:\/\/styreg.com\/nb\/wp-json\/wp\/v2\/posts\/2791","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/styreg.com\/nb\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/styreg.com\/nb\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/styreg.com\/nb\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/styreg.com\/nb\/wp-json\/wp\/v2\/comments?post=2791"}],"version-history":[{"count":13,"href":"https:\/\/styreg.com\/nb\/wp-json\/wp\/v2\/posts\/2791\/revisions"}],"predecessor-version":[{"id":5313,"href":"https:\/\/styreg.com\/nb\/wp-json\/wp\/v2\/posts\/2791\/revisions\/5313"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/styreg.com\/nb\/wp-json\/wp\/v2\/media\/2793"}],"wp:attachment":[{"href":"https:\/\/styreg.com\/nb\/wp-json\/wp\/v2\/media?parent=2791"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/styreg.com\/nb\/wp-json\/wp\/v2\/categories?post=2791"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/styreg.com\/nb\/wp-json\/wp\/v2\/tags?post=2791"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}