{"id":64182,"date":"2026-06-15T15:35:35","date_gmt":"2026-06-15T13:35:35","guid":{"rendered":"https:\/\/astrolkwx.com\/blog\/neutrale-aardingsweerstanden-voor-aardfoutbeveiliging\/"},"modified":"2026-10-05T12:02:41","modified_gmt":"2026-10-05T10:02:41","slug":"neutrale-aardingsweerstanden-voor-aardfoutbeveiliging","status":"publish","type":"blog","link":"https:\/\/astrolkwx.com\/nl\/blog\/neutrale-aardingsweerstanden-voor-aardfoutbeveiliging\/","title":{"rendered":"E\u00e9n aardfout kan uw gehele bedrijfsvoering stilleggen. Bent u beschermd?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><em><a type=\"link\" href=\"https:\/\/astrolkwx.com\/nl\/team\/anju-upadhyay\/\" id=\"https:\/\/astrolkwx.com\/team\/anju-upadhyay\/\" target=\"_blank\" rel=\"noreferrer noopener\">Door Anju Upadhyay &#8211; Technical Sales Consultant bij Astrolkwx<\/a><\/em><\/p>\n\n<p class=\"wp-block-paragraph\">Wat als een enkele aardfout binnen enkele seconden kritieke apparatuur zou kunnen beschadigen, vlambooggevaren zou kunnen veroorzaken en de bedrijfsvoering tot stilstand zou kunnen brengen? Aardfouten behoren tot de meest voorkomende elektrische fouten in industri\u00eble energiesystemen, maar de gevolgen ervan worden vaak onderschat. Zonder een effectieve aardingsstrategie kan een enkele fout leiden tot schade aan apparatuur, veiligheidsrisico&#8217;s, ongeplande downtime en aanzienlijke operationele verliezen. In dit artikel onderzoeken we hoe sterpuntweerstanden (Neutral Grounding Resistors, NGR&#8217;s) de aardfoutbeveiliging verbeteren door de foutstroom te beperken en de systeembetrouwbaarheid te verhogen. We vergelijken High Resistance Grounding (HRG) en Low Resistance Grounding (LRG), bespreken overwegingen voor monitoring en beveiliging, en bekijken de belangrijkste factoren bij het selecteren van de juiste aardingsoplossing.    <\/p>\n\n<p class=\"wp-block-paragraph\">Of het nu gaat om elektriciteitscentrales, industri\u00eble faciliteiten, datacenters, mijnbouw of nutsnetwerken, gecontroleerde aarding speelt een cruciale rol bij het verbeteren van de veiligheid, het beschermen van kritieke activa en het handhaven van de operationele continu\u00efteit.<\/p>\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><a href=\"https:\/\/astrolkwx.com\/wp-content\/uploads\/NER-Product-catalogue.pdf\" type=\"attachment\" id=\"63685\" target=\"_blank\" rel=\"noreferrer noopener\"><strong><span style=\"text-decoration: underline;\">Download de productdocumentatie voor NER-weerstanden<\/span><\/strong><\/a><\/p>\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1833\" height=\"858\" src=\"https:\/\/astrolkwx.com\/wp-content\/uploads\/neutral-grounding-resistor-transformer-protection-danotherm-.jpeg\" alt=\"\" class=\"wp-image-63678\" style=\"aspect-ratio:16\/9;object-fit:cover\" srcset=\"https:\/\/astrolkwx.com\/wp-content\/uploads\/neutral-grounding-resistor-transformer-protection-danotherm-.jpeg 1833w, https:\/\/astrolkwx.com\/wp-content\/uploads\/neutral-grounding-resistor-transformer-protection-danotherm--960x449.jpeg 960w, https:\/\/astrolkwx.com\/wp-content\/uploads\/neutral-grounding-resistor-transformer-protection-danotherm--768x359.jpeg 768w, https:\/\/astrolkwx.com\/wp-content\/uploads\/neutral-grounding-resistor-transformer-protection-danotherm--1536x719.jpeg 1536w, https:\/\/astrolkwx.com\/wp-content\/uploads\/neutral-grounding-resistor-transformer-protection-danotherm--480x225.jpeg 480w, https:\/\/astrolkwx.com\/wp-content\/uploads\/neutral-grounding-resistor-transformer-protection-danotherm--640x300.jpeg 640w, https:\/\/astrolkwx.com\/wp-content\/uploads\/neutral-grounding-resistor-transformer-protection-danotherm--720x337.jpeg 720w, https:\/\/astrolkwx.com\/wp-content\/uploads\/neutral-grounding-resistor-transformer-protection-danotherm--1168x547.jpeg 1168w, https:\/\/astrolkwx.com\/wp-content\/uploads\/neutral-grounding-resistor-transformer-protection-danotherm--1440x674.jpeg 1440w, https:\/\/astrolkwx.com\/wp-content\/uploads\/neutral-grounding-resistor-transformer-protection-danotherm--600x281.jpeg 600w\" sizes=\"auto, (max-width: 1833px) 100vw, 1833px\" \/><\/figure>\n\n<h2 class=\"wp-block-heading\">De rol van NGR&#8217;s bij aardfoutbeveiliging<\/h2>\n\n<p class=\"wp-block-paragraph\">Voor industri\u00eble faciliteiten, elektriciteitscentrales, datacenters en kritieke infrastructuur is dit geen hypothetisch scenario, maar een zeer re\u00ebel risico. Gelukkig is er een bewezen oplossing die zowel mensen als apparatuur beschermt: <strong>sterpuntweerstanden (NGR&#8217;s).<\/strong> <br\/><\/p>\n\n<h2 class=\"wp-block-heading\">Waarom aardfoutbeveiliging belangrijk is<\/h2>\n\n<p class=\"wp-block-paragraph\">De meest voorkomende elektrische fout in een driefasig energiesysteem is een enkelvoudige fase-aardsluiting. Wanneer \u00e9\u00e9n fase onbedoeld in contact komt met de aarde, vloeit de foutstroom terug naar het sterpunt van het systeem. Afhankelijk van hoe het systeem geaard is, kan deze stroom vari\u00ebren van beheersbaar tot catastrofaal hoog.  <\/p>\n\n<p class=\"wp-block-paragraph\">In direct geaarde systemen kunnen foutstromen extreem hoge niveaus bereiken, met als gevolg:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Veiligheidsrisico&#8217;s voor personeel<\/li>\n\n\n\n<li>Ernstige schade aan apparatuur<\/li>\n\n\n\n<li>Verhoogde vlamboogenergie<\/li>\n\n\n\n<li>Mechanische en thermische belasting op transformatoren en schakelinstallaties<\/li>\n\n\n\n<li>Kostbare downtime<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Voor faciliteiten waar betrouwbaarheid en veiligheid cruciaal zijn, zijn deze risico&#8217;s simpelweg te hoog.<\/p>\n\n<h2 class=\"wp-block-heading\">Wat is de rol van sterpuntweerstanden (NGR&#8217;s)?<\/h2>\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/astrolkwx.com\/nl\/merken\/danotherm\/\" type=\"link\" id=\"https:\/\/astrolkwx.com\/brands\/danotherm\/\">Sterpuntweerstanden<\/a> verbinden het sterpunt van een transformator of generator met de aarde en beperken de foutstroom tot een veilig en gecontroleerd niveau.<\/p>\n\n<p class=\"wp-block-paragraph\">Door de aardfoutstroom te beheersen, helpen NGR&#8217;s bij:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Bescherming van transformatoren, generatoren, kabels en schakelinstallaties<\/li>\n\n\n\n<li>Reductie van vlamboogenergie en verbetering van de veiligheid van het personeel<\/li>\n\n\n\n<li>Minimalisering van schade aan apparatuur en onderhoudskosten<\/li>\n\n\n\n<li>Betrouwbare foutdetectie en co\u00f6rdinatie van de beveiliging<\/li>\n\n\n\n<li>Verhoging van de systeembetrouwbaarheid en operationele uptime<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">In plaats van destructieve foutstromen vrij te laten vloeien, zorgen NGR&#8217;s voor een gecontroleerde aarding die een balans biedt tussen bescherming, veiligheid en operationele continu\u00efteit.<br\/><\/p>\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1774\" height=\"887\" src=\"https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Neutral-Grounding-Resistors-.jpeg\" alt=\"\" class=\"wp-image-63682\" style=\"aspect-ratio:16\/9;object-fit:cover\" srcset=\"https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Neutral-Grounding-Resistors-.jpeg 1774w, https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Neutral-Grounding-Resistors--960x480.jpeg 960w, https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Neutral-Grounding-Resistors--768x384.jpeg 768w, https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Neutral-Grounding-Resistors--1536x768.jpeg 1536w, https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Neutral-Grounding-Resistors--480x240.jpeg 480w, https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Neutral-Grounding-Resistors--640x320.jpeg 640w, https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Neutral-Grounding-Resistors--720x360.jpeg 720w, https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Neutral-Grounding-Resistors--1168x584.jpeg 1168w, https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Neutral-Grounding-Resistors--1440x720.jpeg 1440w, https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Neutral-Grounding-Resistors--600x300.jpeg 600w\" sizes=\"auto, (max-width: 1774px) 100vw, 1774px\" \/><\/figure>\n\n<h2 class=\"wp-block-heading\">Hoogohmige versus laagohmige aarding<\/h2>\n\n<p class=\"wp-block-paragraph\">De fundamentele verschillen tussen hoogohmige aarding (HRG) and laagohmige aarding (LRG) liggen in de hoeveelheid foutstroom die ze toestaan en hoe het systeem reageert op een aardfout.<\/p>\n\n<h3 class=\"wp-block-heading\">Hoogohmige aarding (HRG)<\/h3>\n\n<p class=\"wp-block-paragraph\">HRG-systemen beperken de foutstroom tot zeer lage niveaus, doorgaans onder de 10 A. Hierdoor kan de bedrijfsvoering worden voortgezet nadat de eerste aardfout optreedt, wat HRG-systemen ideaal maakt voor kritische toepassingen zoals:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Datacenters:<\/strong> het voorkomen van plotselinge stroomuitval van servers en dataverlies.<\/li>\n\n\n\n<li><strong>Mijnbouw:<\/strong> het handhaven van continue ondergrondse ventilatie en veiligheidsapparatuur.<\/li>\n\n\n\n<li><strong>Petrochemische faciliteiten:<\/strong> het vermijden van gevaarlijke, abrupte stops in chemische processen.<\/li>\n\n\n\n<li><strong>Continue procesindustrie\u00ebn:<\/strong> het beschermen van productielijnen waar downtime duizenden euro&#8217;s per minuut kost.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">Laagohmige aarding (LRG)<\/h3>\n\n<p class=\"wp-block-paragraph\">LRG-systemen laten hogere foutstromen toe, doorgaans tussen 100 en 1000 A, waardoor snelle foutdetectie en isolatie via standaard beveiligingsrelais mogelijk is.<\/p>\n\n<p class=\"wp-block-paragraph\">LRG wordt veelal gebruikt in:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Industri\u00eble stroomdistributie:<\/strong> het beveiligen van grootschalige fabrieksnetwerken met een hoge vermogensvraag.<\/li>\n\n\n\n<li><strong>Onderstations:<\/strong> het waarborgen van betrouwbare netbeveiliging en gecontroleerde foutafhandeling.<\/li>\n\n\n\n<li><strong>Generatorbeveiliging:<\/strong> het minimaliseren van interne statorschade tijdens ernstige aardfouten.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Beide benaderingen verbeteren de veiligheid en de bescherming van apparatuur, maar de optimale oplossing hangt af van uw operationele vereisten.<\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6ac6fcb41d20b&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6ac6fcb41d20b\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"1024\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/astrolkwx.com\/wp-content\/uploads\/ground-fault-protection-industrial-plant-.jpeg\" alt=\"\" class=\"wp-image-63648\" style=\"aspect-ratio:1.5476473637666575\" srcset=\"https:\/\/astrolkwx.com\/wp-content\/uploads\/ground-fault-protection-industrial-plant-.jpeg 1536w, https:\/\/astrolkwx.com\/wp-content\/uploads\/ground-fault-protection-industrial-plant--960x640.jpeg 960w, https:\/\/astrolkwx.com\/wp-content\/uploads\/ground-fault-protection-industrial-plant--768x512.jpeg 768w, https:\/\/astrolkwx.com\/wp-content\/uploads\/ground-fault-protection-industrial-plant--480x320.jpeg 480w, https:\/\/astrolkwx.com\/wp-content\/uploads\/ground-fault-protection-industrial-plant--640x427.jpeg 640w, https:\/\/astrolkwx.com\/wp-content\/uploads\/ground-fault-protection-industrial-plant--720x480.jpeg 720w, https:\/\/astrolkwx.com\/wp-content\/uploads\/ground-fault-protection-industrial-plant--1168x779.jpeg 1168w, https:\/\/astrolkwx.com\/wp-content\/uploads\/ground-fault-protection-industrial-plant--1440x960.jpeg 1440w, https:\/\/astrolkwx.com\/wp-content\/uploads\/ground-fault-protection-industrial-plant--600x400.jpeg 600w\" sizes=\"auto, (max-width: 1536px) 100vw, 1536px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n<h2 class=\"wp-block-heading\">Slimme monitoring en geavanceerde NGR-beveiliging<\/h2>\n\n<p class=\"wp-block-paragraph\">Moderne NGR-systemen doen veel meer dan alleen de stroom beperken.<\/p>\n\n<p class=\"wp-block-paragraph\">Ge\u00efntegreerde stroomtransformatoren (CT&#8217;s) en spanningstransformatoren (VT&#8217;s) zorgen voor nauwkeurige foutdetectie en relaisco\u00f6rdinatie, waardoor foutieve circuits snel worden ge\u00efsoleerd voordat er aanzienlijke schade kan optreden.<\/p>\n\n<p class=\"wp-block-paragraph\">Geavanceerde NGR-oplossingen kunnen ook het volgende omvatten:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Mogelijkheden voor monitoring op afstand:<\/strong> waardoor real-time gegevensregistratie vanuit elke controlekamer mogelijk is.<\/li>\n\n\n\n<li><strong>Continue weerstandsbewaking:<\/strong> het constant controleren van de integriteit van de weerstandselementen.<\/li>\n\n\n\n<li><strong>Geavanceerde foutdiagnose:<\/strong> het nauwkeurig bepalen van de exacte locatie en aard van de elektrische fout.<\/li>\n\n\n\n<li><strong>Integratie met fabrieksmonitoringsystemen:<\/strong> directe synchronisatie met bestaande SCADA- of industri\u00eble netwerken.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Hiermee kunnen onderhoudsteams proactief de systeemgezondheid bewaken en het risico op onverwachte storingen verminderen.<\/p>\n\n<h2 class=\"wp-block-heading\">Ontworpen voor veeleisende industri\u00eble toepassingen<\/h2>\n\n<p class=\"wp-block-paragraph\">Elke NGR moet worden ontworpen voor de specifieke toepassing. Belangrijke ontwerpoverwegingen zijn onder meer: <\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Systeemspanningsniveaus:<\/strong> afgestemd op de elektrische specificaties van het net of de generator.<\/li>\n\n\n\n<li><strong>Foutstroomniveaus:<\/strong> het defini\u00ebren van de exacte amp\u00e8redrempel (HRG vs. LRG).<\/li>\n\n\n\n<li><strong>Foutduur:<\/strong> het berekenen van hoe lang de weerstand de thermische energie veilig kan absorberen.<\/li>\n\n\n\n<li><strong>Omgevingscondities:<\/strong> rekening houdend met extreme temperaturen, vocht of stof.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Of ze nu worden ge\u00efnstalleerd in een corrosieve offshore-omgeving, een mijnbouwbedrijf, een onderstation of een kritisch noodstroomsysteem, het juiste NGR-ontwerp garandeert elektrische, thermische en mechanische betrouwbaarheid op de lange termijn.<\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\"><div data-block-name=\"woocommerce\/featured-category\" data-category-id=\"113\" data-focal-point=\"{&quot;x&quot;:0.36,&quot;y&quot;:0.54}\" data-image-fit=\"cover\" data-media-id=\"63781\" data-media-src=\"https:\/\/astrolkwx.com\/wp-content\/uploads\/High-power-resistor-Danotherm-steel-grid-.png\" data-style=\"{&quot;spacing&quot;:{&quot;padding&quot;:{&quot;top&quot;:&quot;var:preset|spacing|50&quot;,&quot;bottom&quot;:&quot;var:preset|spacing|50&quot;}}}\" class=\"wc-block-featured-category alignnone has-background-dim wp-block-woocommerce-featured-category\" style=\"min-height:500px;padding-top:var(--wp--preset--spacing--50);padding-bottom:var(--wp--preset--spacing--50);\"><div class=\"wc-block-featured-category__wrapper\"><div class=\"background-dim__overlay\" style=\"background-color: #000000\"><\/div><img decoding=\"async\" alt=\"Solid-state DC breakers\" class=\"wc-block-featured-category__background-image\" src=\"https:\/\/astrolkwx.com\/wp-content\/uploads\/High-power-resistor-Danotherm-steel-grid-.png\" style=\"object-fit: cover;object-position: 36% 54%;\" \/><div class=\"wc-block-featured-category__inner-blocks\">\n\n<h3 class=\"wp-block-heading has-text-align-center whiteheading has-white-color has-text-color has-link-color has-large-font-size wp-elements-1\">Ontdek ons assortiment natuurlijke luchtgekoelde vermogensweerstanden met stalen roosters<\/h3>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-fe48e5de wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/astrolkwx.com\/nl\/hoge-vermogens-weerstanden\/luchtgekoeld\/?_resistors_product_type=steel-grid\">Lees meer<\/a><\/div>\n<\/div>\n\n<\/div><\/div><\/div><\/div>\n<\/div>\n\n<h3 class=\"wp-block-heading\">Ons assortiment Danotherm sterpuntweerstanden<\/h3>\n\n<ul class=\"wp-block-list\">\n<li><strong>Systeemspanningsmogelijkheden:<\/strong> standaardbereik tot 36 kV (hogere spanningen op aanvraag beschikbaar).<\/li>\n\n\n\n<li><strong>Aardfoutstroomniveaus:<\/strong> configureerbaar van 5 A tot 2000 A (of hoger, afhankelijk van uw toepassing).<\/li>\n\n\n\n<li><strong>Kortstondige inschakelduur:<\/strong> geclassificeerd voor thermische absorptie van 1 s tot 60 s.<\/li>\n\n\n\n<li><strong>Weerstandstolerantie:<\/strong> standaardtolerantie van \u00b110% (nauwere toleranties op aanvraag).<\/li>\n\n\n\n<li><strong>Beschermingsgraad (IP-classificaties):<\/strong> behuizingen van IP00 tot IP23, tot IP54 voor zware omgevingen op aanvraag.<\/li>\n\n\n\n<li><strong>Internationale engineeringstandaarden:<\/strong> volledig conform IEEE 32, IEC 60071-1, IEC 60529, EDF HN 64-S-50, UNE 21110 en UNE-EN 60137.<\/li>\n\n\n\n<li><strong>Koelmethoden:<\/strong> <a href=\"https:\/\/astrolkwx.com\/nl\/hoge-vermogens-weerstanden\/luchtgekoeld\/\" type=\"link\" id=\"https:\/\/astrolkwx.com\/high-power-resistors\/natural-air-cooled\/\">standaard zelfkoelende units (natuurlijke convectie)<\/a> of <a href=\"https:\/\/astrolkwx.com\/nl\/hoge-vermogens-weerstanden\/ventilator-gekoeld\/\" type=\"link\" id=\"https:\/\/astrolkwx.com\/high-power-resistors\/forced-air-cooled-2\/\">geforceerde luchtkoelingssystemen<\/a> op aanvraag.<\/li>\n<\/ul>\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6ac6fcb420d98&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6ac6fcb420d98\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1535\" height=\"1024\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Danotherm-Neutral-Grounding-Resistors-.jpeg\" alt=\"\" class=\"wp-image-63664\" style=\"aspect-ratio:1.5476473637666575\" srcset=\"https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Danotherm-Neutral-Grounding-Resistors-.jpeg 1535w, https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Danotherm-Neutral-Grounding-Resistors--960x640.jpeg 960w, https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Danotherm-Neutral-Grounding-Resistors--768x512.jpeg 768w, https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Danotherm-Neutral-Grounding-Resistors--480x320.jpeg 480w, https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Danotherm-Neutral-Grounding-Resistors--640x427.jpeg 640w, https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Danotherm-Neutral-Grounding-Resistors--720x480.jpeg 720w, https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Danotherm-Neutral-Grounding-Resistors--1168x779.jpeg 1168w, https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Danotherm-Neutral-Grounding-Resistors--1440x961.jpeg 1440w, https:\/\/astrolkwx.com\/wp-content\/uploads\/Ground-Fault-Protection-with-Danotherm-Neutral-Grounding-Resistors--600x400.jpeg 600w\" sizes=\"auto, (max-width: 1535px) 100vw, 1535px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n<h2 class=\"wp-block-heading\">Bescherm uw activa voordat de volgende fout optreedt<\/h2>\n\n<p class=\"wp-block-paragraph\">Een aardfout is geen kwestie van <em>of<\/em>\u2014het is een kwestie van <em>wanneer<\/em>.<\/p>\n\n<p class=\"wp-block-paragraph\">De juiste sterpuntweerstand kan het verschil betekenen tussen een klein incident en een grote stroomuitval, en helpt u waardevolle apparatuur te beschermen, de veiligheid van het personeel te verbeteren en de operationele continu\u00efteit te waarborgen.<\/p>\n\n<p class=\"wp-block-paragraph\">Bent u op zoek naar deskundig advies bij het selecteren van de juiste sterpuntweerstanden, hoogohmige aarding of laagohmige aardingssystemen?<\/p>\n\n<p class=\"wp-block-paragraph\">Neem vandaag nog contact op met ons team om uw toepassing te bespreken. Wij kunnen u helpen bij het selecteren, ontwerpen en implementeren van de juiste aardingsoplossing om uw elektrische systeem veilig, betrouwbaar en conform de regels te houden. <\/p>\n\n<p class=\"wp-block-paragraph\"><strong><strong>Plan een korte online afspraak met een van onze collega&#8217;s en ontdek hoe de juiste aardingsstrategie uw bedrijfsvoering kan beschermen.<\/strong><\/strong><\/p>\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/astrolkwx.com\/nl\/speeddate\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Plan een technische online afspraak &#8211; Boek nu &#8211; Astrolkwx<\/strong><\/a><\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1920\" height=\"352\" src=\"https:\/\/astrolkwx.com\/wp-content\/uploads\/danotherm-banner-e1781210383707-1920x352.jpeg\" alt=\"\" class=\"wp-image-63654\" srcset=\"https:\/\/astrolkwx.com\/wp-content\/uploads\/danotherm-banner-e1781210383707-1920x352.jpeg 1920w, https:\/\/astrolkwx.com\/wp-content\/uploads\/danotherm-banner-e1781210383707-960x176.jpeg 960w, https:\/\/astrolkwx.com\/wp-content\/uploads\/danotherm-banner-e1781210383707-768x141.jpeg 768w, https:\/\/astrolkwx.com\/wp-content\/uploads\/danotherm-banner-e1781210383707-1536x281.jpeg 1536w, https:\/\/astrolkwx.com\/wp-content\/uploads\/danotherm-banner-e1781210383707-480x88.jpeg 480w, https:\/\/astrolkwx.com\/wp-content\/uploads\/danotherm-banner-e1781210383707-640x117.jpeg 640w, https:\/\/astrolkwx.com\/wp-content\/uploads\/danotherm-banner-e1781210383707-720x132.jpeg 720w, https:\/\/astrolkwx.com\/wp-content\/uploads\/danotherm-banner-e1781210383707-1168x214.jpeg 1168w, https:\/\/astrolkwx.com\/wp-content\/uploads\/danotherm-banner-e1781210383707-1440x264.jpeg 1440w, https:\/\/astrolkwx.com\/wp-content\/uploads\/danotherm-banner-e1781210383707-600x110.jpeg 600w, https:\/\/astrolkwx.com\/wp-content\/uploads\/danotherm-banner-e1781210383707.jpeg 2048w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/figure>\n\n<h2 class=\"wp-block-heading\">Veelgestelde vragen (FAQ)<\/h2>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: true, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-1&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-1-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"accordion-item-1\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Wat is een sterpuntweerstand (NGR)?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div aria-labelledby=\"accordion-item-1\" data-wp-bind--hidden=\"state.isHidden\" data-wp-on--beforematch=\"actions.handleBeforeMatch\" id=\"accordion-item-1-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Een sterpuntweerstand (Neutral Grounding Resistor, NGR) is een weerstand die is aangesloten tussen het sterpunt van een transformator of generator en de aarde. Het hoofddoel is om de aardfoutstroom tot een veilig niveau te beperken, waardoor schade aan apparatuur wordt verminderd en de veiligheid van het elektrische systeem wordt verbeterd. <\/p>\n<\/div>\n<\/div>\n<\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-2&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-2-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"accordion-item-2\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Waarom zijn sterpuntweerstanden belangrijk?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div aria-labelledby=\"accordion-item-2\" data-wp-bind--hidden=\"state.isHidden\" data-wp-on--beforematch=\"actions.handleBeforeMatch\" id=\"accordion-item-2-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Sterpuntweerstanden helpen transformatoren, generatoren, schakelinstallaties, kabels en personeel te beschermen door aardfoutstromen te beheersen. Ze verminderen vlambooggevaren, verbeteren de foutdetectie en verhogen de algehele systeembetrouwbaarheid. <\/p>\n<\/div>\n<\/div>\n<\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-3&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-3-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"accordion-item-3\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Wat is een aardfout in een elektrisch systeem?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div aria-labelledby=\"accordion-item-3\" data-wp-bind--hidden=\"state.isHidden\" data-wp-on--beforematch=\"actions.handleBeforeMatch\" id=\"accordion-item-3-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Een aardfout treedt op wanneer een onder spanning staande geleider onbedoeld in contact komt met de aarde of geaarde apparatuur. Aardfouten behoren tot de meest voorkomende elektrische fouten in industri\u00eble energiesystemen en kunnen ernstige schade veroorzaken als ze niet goed worden beheerst. <\/p>\n<\/div>\n<\/div>\n<\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-4&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-4-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"accordion-item-4\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Hoe beperkt een NGR de foutstroom?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div aria-labelledby=\"accordion-item-4\" data-wp-bind--hidden=\"state.isHidden\" data-wp-on--beforematch=\"actions.handleBeforeMatch\" id=\"accordion-item-4-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Een NGR introduceert weerstand in het pad van de foutstroom tussen het sterpunt van het systeem en de aarde. Dit beperkt de grootte van de foutstroom, waardoor overmatige thermische en mechanische belasting op elektrische apparatuur wordt voorkomen. <\/p>\n<\/div>\n<\/div>\n<\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-5&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-5-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"accordion-item-5\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Wat is hoogohmige aarding (HRG)?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div aria-labelledby=\"accordion-item-5\" data-wp-bind--hidden=\"state.isHidden\" data-wp-on--beforematch=\"actions.handleBeforeMatch\" id=\"accordion-item-5-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Hoogohmige aarding (High Resistance Grounding, HRG) beperkt de aardfoutstroom tot zeer lage niveaus, doorgaans onder de 10 A. HRG-systemen maken het mogelijk de bedrijfsvoering voort te zetten na de eerste aardfout, waardoor ze ideaal zijn voor kritische toepassingen waar downtime moet worden vermeden.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-6&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-6-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"accordion-item-6\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Wat is laagohmige aarding (LRG)?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div aria-labelledby=\"accordion-item-6\" data-wp-bind--hidden=\"state.isHidden\" data-wp-on--beforematch=\"actions.handleBeforeMatch\" id=\"accordion-item-6-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Laagohmige aarding (Low Resistance Grounding, LRG) laat hogere foutstromen toe, doorgaans tussen 100 A en 1000 A. Dit maakt snelle foutdetectie en isolatie via beveiligingsrelais mogelijk, waardoor LRG geschikt is voor industri\u00eble stroomdistributie en nutssystemen.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-7&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-7-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"accordion-item-7\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Wat is het verschil tussen HRG- en LRG-systemen?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div aria-labelledby=\"accordion-item-7\" data-wp-bind--hidden=\"state.isHidden\" data-wp-on--beforematch=\"actions.handleBeforeMatch\" id=\"accordion-item-7-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Het belangrijkste verschil tussen HRG en LRG is de hoeveelheid foutstroom die wordt toegestaan tijdens een aardfout. HRG geeft prioriteit aan operationele continu\u00efteit door het systeem online te laten blijven, terwijl LRG prioriteit geeft aan snelle foutafhandeling via beveiligingscomponenten. <\/p>\n<\/div>\n<\/div>\n<\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-8&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-8-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"accordion-item-8\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Welke industrie\u00ebn maken veel gebruik van sterpuntweerstanden?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div aria-labelledby=\"accordion-item-8\" data-wp-bind--hidden=\"state.isHidden\" data-wp-on--beforematch=\"actions.handleBeforeMatch\" id=\"accordion-item-8-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Sterpuntweerstanden worden veel gebruikt in elektriciteitscentrales, datacenters, mijnbouw, petrochemische faciliteiten, onderstations, fabrieken en installaties voor hernieuwbare energie.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-9&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-9-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"accordion-item-9\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Kunnen NGR&#8217;s vlambooggevaren verminderen?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div aria-labelledby=\"accordion-item-9\" data-wp-bind--hidden=\"state.isHidden\" data-wp-on--beforematch=\"actions.handleBeforeMatch\" id=\"accordion-item-9-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Ja. Door de aardfoutstroom te beperken, kunnen NGR&#8217;s de incidentele energieniveaus die gepaard gaan met vlambogen aanzienlijk verlagen. Dit verbetert de veiligheid van het personeel en helpt faciliteiten te voldoen aan de normen voor elektrische veiligheid.  <\/p>\n<\/div>\n<\/div>\n<\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-10&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-10-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"accordion-item-10\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Hoe verbeteren sterpuntweerstanden de systeembetrouwbaarheid?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div aria-labelledby=\"accordion-item-10\" data-wp-bind--hidden=\"state.isHidden\" data-wp-on--beforematch=\"actions.handleBeforeMatch\" id=\"accordion-item-10-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">NGR&#8217;s minimaliseren schade aan apparatuur tijdens aardfouten, verbeteren de co\u00f6rdinatie van de beveiliging, verminderen ongeplande downtime en stellen onderhoudsteams in staat om fouten te identificeren voordat ze escaleren tot grote storingen.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-11&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-11-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"accordion-item-11\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Welke foutstroomwaarden zijn beschikbaar voor NGR-systemen?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div aria-labelledby=\"accordion-item-11\" data-wp-bind--hidden=\"state.isHidden\" data-wp-on--beforematch=\"actions.handleBeforeMatch\" id=\"accordion-item-11-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Moderne sterpuntweerstanden kunnen worden ontworpen voor foutstroomwaarden vari\u00ebrend van slechts 5 A tot 2000 A of hoger, afhankelijk van de systeemvereisten en de aardingsfilosofie.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-12&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-12-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"accordion-item-12\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Welke monitoringopties zijn beschikbaar voor NGR-installaties?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div aria-labelledby=\"accordion-item-12\" data-wp-bind--hidden=\"state.isHidden\" data-wp-on--beforematch=\"actions.handleBeforeMatch\" id=\"accordion-item-12-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Geavanceerde NGR-systemen kunnen stroomtransformatoren (CT&#8217;s), spanningstransformatoren (VT&#8217;s), monitoring op afstand, continue weerstandsbewaking, foutdiagnose en integratie met SCADA- of fabrieksmonitoringsystemen omvatten.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-13&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-13-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"accordion-item-13\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Hoe selecteert u de juiste sterpuntweerstand?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div aria-labelledby=\"accordion-item-13\" data-wp-bind--hidden=\"state.isHidden\" data-wp-on--beforematch=\"actions.handleBeforeMatch\" id=\"accordion-item-13-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Het selecteren van de juiste NGR vereist een evaluatie van de systeemspanning, het gewenste foutstroomniveau, de aardingsmethode (HRG of LRG), de foutduur, de omgevingsomstandigheden en de toepasselijke industrienormen.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-14&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-14-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"accordion-item-14\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Welke normen zijn van toepassing op sterpuntweerstanden?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div aria-labelledby=\"accordion-item-14\" data-wp-bind--hidden=\"state.isHidden\" data-wp-on--beforematch=\"actions.handleBeforeMatch\" id=\"accordion-item-14-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Sterpuntweerstanden worden doorgaans ontworpen in overeenstemming met normen zoals IEEE 32, IEC 60071-1, IEC 60529, EDF HN 64-S-50, UNE 21110 en UNE-EN 60137.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-15&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-15-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"accordion-item-15\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Hoe vaak moeten sterpuntweerstanden worden ge\u00efnspecteerd?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div aria-labelledby=\"accordion-item-15\" data-wp-bind--hidden=\"state.isHidden\" data-wp-on--beforematch=\"actions.handleBeforeMatch\" id=\"accordion-item-15-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Regelmatige inspecties worden aanbevolen om de integriteit van de weerstand, de toestand van de behuizing, de weerstandswaarden, de verbindingen en de bewakingsapparatuur te verifi\u00ebren. Veel moderne systemen bevatten continue bewaking ter ondersteuning van programma&#8217;s voor voorspellend onderhoud. <\/p>\n<\/div>\n<\/div>\n<\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n","protected":false},"featured_media":63653,"template":"","meta":[],"categories":[],"company":[],"hf_cat_blog":[],"class_list":["post-64182","blog","type-blog","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Sterpuntweerstanden voor aardfouten | Danotherm<\/title>\n<meta name=\"description\" content=\"Bescherm transformatoren, generatoren en schakelinstallaties met Danotherm sterpuntweerstanden. 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