{"id":26325,"date":"2025-11-04T15:03:53","date_gmt":"2025-11-04T14:03:53","guid":{"rendered":"https:\/\/www.orteanext.com\/case-histories\/22-isolation-transformers-for-ups-in-a-data-centre-in-saudi-arabia\/"},"modified":"2025-12-15T10:42:19","modified_gmt":"2025-12-15T09:42:19","slug":"22-transformateurs-disolation-pour-ups-dans-un-centre-de-donnees-en-arabie-saoudite","status":"publish","type":"case","link":"https:\/\/www.orteanext.com\/fr\/case-histories\/22-transformateurs-disolation-pour-ups-dans-un-centre-de-donnees-en-arabie-saoudite\/","title":{"rendered":"22 TRANSFORMATEURS D&rsquo;ISOLATION POUR UPS DANS UN CENTRE DE DONN\u00c9ES EN ARABIE SAOUDITE"},"content":{"rendered":"<h3>LE CLIENT<\/h3>\n<p>Une importante soci\u00e9t\u00e9 EPC sp\u00e9cialis\u00e9e dans la construction de centres de donn\u00e9es en Arabie saoudite<\/p>\n<h3>LE BESOIN<\/h3>\n<p>Pour ce grand projet en Arabie saoudite, le client avait besoin d&rsquo;une solution r\u00e9pondant \u00e0 des exigences sp\u00e9cifiques en mati\u00e8re d&rsquo;alimentation pour les UPS (en ligne et en bypass) :<\/p>\n<ul>\n<li>Alimenter des charges \u00e0 diff\u00e9rents niveaux de tension pour compenser d&rsquo;\u00e9ventuelles chutes de ligne, aussi bien en mode UPS qu&rsquo;en mode bypass.<\/li>\n<li>Garantir une flexibilit\u00e9 op\u00e9rationnelle maximale sans compromettre la qualit\u00e9 de l&rsquo;\u00e9nergie.<\/li>\n<li>Un rendement de la machine \u226598 %, ce qui est essentiel \u00e9tant donn\u00e9 que les co\u00fbts \u00e9nerg\u00e9tiques repr\u00e9sentent entre 40 % et 60 % des co\u00fbts d&rsquo;exploitation d&rsquo;un centre de donn\u00e9es.<\/li>\n<li>Conformit\u00e9 \u00e0 la norme europ\u00e9enne EU 548\/2014 sur l&rsquo;efficacit\u00e9 des transformateurs.<\/li>\n<li>Tension de court-circuit Vcc = 3 %.<\/li>\n<li>Fr\u00e9quence de fonctionnement \u00e0 60 Hz.<\/li>\n<\/ul>\n<p>L&rsquo;objectif principal \u00e9tait d&rsquo;alimenter des charges critiques avec des tensions multiples sans compromettre l&rsquo;efficacit\u00e9, tout en garantissant la continuit\u00e9 op\u00e9rationnelle maximale requise par les infrastructures num\u00e9riques modernes.<\/p>\n<h3>NOTRE SOLUTION<\/h3>\n<p>Dans les syst\u00e8mes UPS, les transformateurs pour UPS sont g\u00e9n\u00e9ralement configur\u00e9s en Dzn0. Le secondaire en zigzag aide \u00e0 r\u00e9\u00e9quilibrer les charges d\u00e9s\u00e9quilibr\u00e9es, une caract\u00e9ristique essentielle pour garantir la stabilit\u00e9 de l&rsquo;alimentation des \u00e9quipements \u00e9lectroniques sensibles.<\/p>\n<p>Cependant, cette configuration secondaire en zigzag pr\u00e9sente une contrainte technique importante : elle ne permet pas l&rsquo;insertion de prises sur le secondaire, ce qui emp\u00eache d&rsquo;offrir plusieurs niveaux de tension comme le demande le client. Cette limitation repr\u00e9sentait un obstacle apparemment insurmontable avec les solutions standard du march\u00e9.<\/p>\n<p>Le probl\u00e8me n\u00e9cessitait donc une approche technique innovante qui conserve les avantages de la configuration Dzn0 tout en surmontant ses limites en termes de flexibilit\u00e9 de tension.<\/p>\n<p>Pour surmonter cette contrainte technique, Ortea a d\u00e9velopp\u00e9 une solution bas\u00e9e sur des prises \u00e0 flux variable (VFVV &#8211; Variable Flux Voltage Variation).<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/www.orteanext.com\/fr\/transformateurs-et-reacteurs-bt\/transformateurs-disolement-pour-data-centers-la-solution-sur-mesure-pour-des-tensions-flexibles\/\"><strong>D\u00e9couvrir l\u2019article associ\u00e9<\/strong><\/a><\/p>\n","protected":false},"featured_media":26030,"template":"","sector":[24298],"tech":[24319],"class_list":["post-26325","case","type-case","status-publish","has-post-thumbnail","hentry","sector-services-fr","tech-transformateurs-racteurs"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>22 transformateurs pour un centre de donn\u00e9es en Arabie saoudite<\/title>\n<meta name=\"description\" content=\"Transformateurs Dzn0 pour UPS avec configuration VFVV (Variable Flux Voltage Variation) et prises \u00e0 flux variable | Ortea Next\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.orteanext.com\/fr\/case-histories\/22-transformateurs-disolation-pour-ups-dans-un-centre-de-donnees-en-arabie-saoudite\/\" \/>\n<meta property=\"og:locale\" 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