{"id":2353,"date":"2025-08-21T05:27:41","date_gmt":"2025-08-21T05:27:41","guid":{"rendered":"https:\/\/www.lauramak.com\/?post_type=product&#038;p=2353"},"modified":"2025-09-19T06:14:13","modified_gmt":"2025-09-19T06:14:13","slug":"single-phase-ac-isolation-transformer-300w-2000w","status":"publish","type":"product","link":"https:\/\/www.lauramak.com\/fr\/produit\/single-phase-ac-isolation-transformer-300w-2000w\/","title":{"rendered":"GBK2 Transformateur de s\u00e9curit\u00e9 anti-interf\u00e9rences audio monophas\u00e9 300W-2000W"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Les transformateurs d'isolement avanc\u00e9s de Zhengxi sont \u00e0 la hauteur :<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u00e9curit\u00e9 \u00e9lectrique sup\u00e9rieure<\/strong><\/li>\n\n\n\n<li><strong>Une alimentation sans bruit pour une qualit\u00e9 audio sup\u00e9rieure<\/strong><\/li>\n\n\n\n<li><strong>Protection fiable des dispositifs m\u00e9dicaux sensibles<\/strong><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Param\u00e8tres techniques<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Mod\u00e8le NO.<\/td><td>GBK2<\/td><\/tr><tr><td>Capacit\u00e9<\/td><td>300VA 500VA 1000VA 2000VA<\/td><\/tr><tr><td>Fr\u00e9quence<\/td><td>50\/60HZ<\/td><\/tr><tr><td>Puissance nominale<\/td><td>500VA (GBK-500VA par exemple)<\/td><\/tr><tr><td>Courant nominal<\/td><td>2.28A<\/td><\/tr><tr><td>Charge recommand\u00e9e<\/td><td>\u2264 80%<\/td><\/tr><tr><td>Classe d'isolation<\/td><td>Classe F<\/td><\/tr><tr><td>R\u00e9sistance de l'isolation<\/td><td>\u22655M\u03a9<\/td><\/tr><tr><td>Tension de fonctionnement<\/td><td>2500V 1min pas de panne<\/td><\/tr><tr><td>Humidit\u00e9 relative<\/td><td>Pas plus de 90%<\/td><\/tr><tr><td>Temp\u00e9rature ambiante<\/td><td>-15\u00b0C~+ 40\u00b0C<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Sp\u00e9cifications<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>MOD\u00c8LE<\/td><td>Tension d'entr\u00e9e<\/td><td>Tension de sortie<\/td><td>puissance de charge<\/td><td>Mesures (mm) Longueur*Largeur*Hauteur<\/td><\/tr><tr><td>GBK2-300VA<\/td><td rowspan=\"4\">220V\u00b110%\u3001 120V\u00b110% ou sur mesure<\/td><td rowspan=\"4\">220V\u00b110%\u3001 120V\u00b110% ou sur mesure<\/td><td>\u2264300VA<\/td><td>350*650*572<\/td><\/tr><tr><td>GBK2-500VA<\/td><td>\u2264500VA<\/td><td>350*650*572<\/td><\/tr><tr><td>GBK2-1000VA<\/td><td>\u22641000VA<\/td><td>350*650*572<\/td><\/tr><tr><td>GBK2-2000VA<\/td><td>\u22642000VA<\/td><td>350*665*820<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">I. Comment fonctionnent les transformateurs d'isolement - et pourquoi ils sont importants<\/h2>\n\n\n\n<p>Un <strong>transformateur d'isolement<\/strong> utilise <strong>induction \u00e9lectromagn\u00e9tique<\/strong> pour transf\u00e9rer l'\u00e9nergie \u00e9lectrique de l'enroulement primaire \u00e0 l'enroulement secondaire <strong>sans connexion \u00e9lectrique directe<\/strong>. Alors que les tensions d'entr\u00e9e et de sortie restent les m\u00eames, les tensions d'entr\u00e9e et de sortie sont les m\u00eames.<strong>120V \u00e0 120V<\/strong> dans ce cas, le transformateur <strong>isole \u00e9lectriquement<\/strong> des appareils connect\u00e9s au r\u00e9seau \u00e9lectrique.<\/p>\n\n\n\n<p>Pour <strong>\u00e9quipements audio et m\u00e9dicaux<\/strong>Cet isolement a deux objectifs principaux :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u00e9curit\u00e9 renforc\u00e9e<\/strong> - Pr\u00e9vient les chocs \u00e9lectriques et prot\u00e8ge les utilisateurs contre les courants de fuite accidentels.<\/li>\n\n\n\n<li><strong>Am\u00e9lioration de la stabilit\u00e9 de l'\u00e9quipement<\/strong> - R\u00e9duit les interf\u00e9rences et assure une alimentation \u00e9lectrique coh\u00e9rente.<\/li>\n<\/ul>\n\n\n\n<p>Par exemple, le projet de Zhengxi <strong>Alimentations isol\u00e9es de type sec GBK<\/strong> sont construits avec <strong>mat\u00e9riaux d'isolation haute performance<\/strong>En cas de panne, les op\u00e9rateurs et les patients restent prot\u00e9g\u00e9s contre les tensions dangereuses.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">II. Applications dans l'\u00e9quipement audio<\/h2>\n\n\n\n<p>Les syst\u00e8mes audio haut de gamme n\u00e9cessitent <strong>une alimentation propre et stable<\/strong> pour offrir des performances optimales. Les fluctuations du r\u00e9seau \u00e9lectrique et les interf\u00e9rences \u00e9lectromagn\u00e9tiques peuvent introduire des effets ind\u00e9sirables. <strong>bourdonnement, statique et distorsion<\/strong> en signaux audio.<\/p>\n\n\n\n<p>L'utilisation d'un <strong>Transformateur d'isolation 120V<\/strong> offre plusieurs avantages importants :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Suppression du bruit<\/strong> - \u00c9limine le bruit de la ligne \u00e9lectrique pour <strong>un son plus clair et de haute fid\u00e9lit\u00e9<\/strong>.<\/li>\n\n\n\n<li><strong>R\u00e9duction des interf\u00e9rences \u00e9lectromagn\u00e9tiques<\/strong> - Essentiel pour <strong>studios d'enregistrement<\/strong>, <strong>th\u00e9\u00e2tres<\/strong>et <strong>salles de concert<\/strong> o\u00f9 plusieurs appareils de grande puissance fonctionnent simultan\u00e9ment.<\/li>\n\n\n\n<li><strong>Stabilit\u00e9 de la tension<\/strong> - Prot\u00e8ge les composants sensibles dans les <strong>amplificateurs et haut-parleurs haut de gamme<\/strong> des fluctuations de puissance.<\/li>\n<\/ul>\n\n\n\n<p>Pour les ing\u00e9nieurs du son professionnels, l'installation d'un transformateur d'isolation Zhengxi peut am\u00e9liorer de mani\u00e8re significative la qualit\u00e9 de l'\u00e9coute. <strong>puret\u00e9 et coh\u00e9rence du son<\/strong>Il s'agit donc d'un investissement essentiel pour tout <strong>installation audio de qualit\u00e9 studio<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">III. Applications dans le domaine des \u00e9quipements m\u00e9dicaux<\/h2>\n\n\n\n<p>Les dispositifs m\u00e9dicaux exigent une <strong>un niveau plus \u00e9lev\u00e9 de s\u00e9curit\u00e9 et de fiabilit\u00e9 \u00e9lectriques<\/strong> que les syst\u00e8mes audio. Dans les h\u00f4pitaux, les cliniques et les laboratoires, m\u00eame des perturbations mineures de l'alimentation peuvent avoir un impact sur les soins prodigu\u00e9s aux patients et sur les performances des \u00e9quipements.<\/p>\n\n\n\n<p>Les transformateurs d'isolement jouent un r\u00f4le essentiel :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Garantir la s\u00e9curit\u00e9 des patients<\/strong> - Emp\u00eache le courant de fuite d'atteindre les patients pendant les proc\u00e9dures diagnostiques ou chirurgicales.<\/li>\n\n\n\n<li><strong>Protection des \u00e9quipements sensibles<\/strong> - Prot\u00e8ge les dispositifs tels que <strong>Machines IRM, moniteurs ECG, ventilateurs et pompes \u00e0 perfusion<\/strong> de surtensions et d'interf\u00e9rences nuisibles.<\/li>\n\n\n\n<li><strong>Maintenir des op\u00e9rations stables<\/strong> - Garantit des performances ininterrompues dans <strong>domaines critiques<\/strong> comme les salles d'op\u00e9ration et les unit\u00e9s de soins intensifs.<\/li>\n<\/ul>\n\n\n\n<p>Par exemple, le projet de Zhengxi <strong>Transformateurs d'isolement de s\u00e9curit\u00e9 GBK \u00e0 sec<\/strong> sont g\u00e9n\u00e9ralement install\u00e9s dans les <strong>salles d'op\u00e9ration<\/strong> et <strong>USI<\/strong> pour prot\u00e9ger les patients et le personnel m\u00e9dical tout en maintenant la fiabilit\u00e9 de l'\u00e9quipement.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IV. Comment choisir le bon transformateur d'isolement<\/h2>\n\n\n\n<p>Lors de la s\u00e9lection d'un <strong>transformateur d'isolement monophas\u00e9 de 120V \u00e0 120V<\/strong>Pour ce faire, il convient de prendre en compte les facteurs cl\u00e9s suivants :<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Puissance nominale (kVA)<\/strong>\n<ul class=\"wp-block-list\">\n<li>Adaptez la capacit\u00e9 du transformateur aux besoins en \u00e9nergie de votre \u00e9quipement. Choisissez une puissance l\u00e9g\u00e8rement sup\u00e9rieure pour faire face \u00e0 de futures mises \u00e0 niveau.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Certifications de s\u00e9curit\u00e9<\/strong>\n<ul class=\"wp-block-list\">\n<li>Optez pour des transformateurs conformes \u00e0 <strong>GB\/T 13028<\/strong> et les normes de s\u00e9curit\u00e9 internationales pour garantir la qualit\u00e9 et la fiabilit\u00e9.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Qualit\u00e9 de construction<\/strong>\n<ul class=\"wp-block-list\">\n<li>Privil\u00e9gier les conceptions de type sec avec <strong>mat\u00e9riaux d'isolation de haute qualit\u00e9<\/strong> pour une s\u00e9curit\u00e9 accrue et une dur\u00e9e de vie plus longue.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Performance en mati\u00e8re de bruit<\/strong>\n<ul class=\"wp-block-list\">\n<li>Pour les syst\u00e8mes audio, choisissez des transformateurs \u00e0 faible bruit pour minimiser la distorsion.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Taille et installation<\/strong>\n<ul class=\"wp-block-list\">\n<li>Les conceptions compactes et l\u00e9g\u00e8res facilitent l'int\u00e9gration, en particulier dans les studios et les environnements hospitaliers.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">V. Conseils d'entretien pour une fiabilit\u00e9 \u00e0 long terme<\/h2>\n\n\n\n<p>Pour que votre transformateur d'isolement fonctionne au mieux :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Inspecter r\u00e9guli\u00e8rement<\/strong> - V\u00e9rifier que l'isolation, le c\u00e2blage et les connexions ne sont pas us\u00e9s ou endommag\u00e9s.<\/li>\n\n\n\n<li><strong>Nettoyer la poussi\u00e8re et les d\u00e9bris<\/strong> - L'accumulation de poussi\u00e8re peut r\u00e9duire la dissipation de la chaleur et l'efficacit\u00e9.<\/li>\n\n\n\n<li><strong>\u00c9viter la surcharge<\/strong> - Ne jamais d\u00e9passer la capacit\u00e9 nominale du transformateur.<\/li>\n\n\n\n<li><strong>Contr\u00f4le de la temp\u00e9rature<\/strong> - Veillez \u00e0 une bonne ventilation pour \u00e9viter toute surchauffe.<\/li>\n<\/ul>\n\n\n\n<p>L'entretien de routine permet \u00e0 votre transformateur de fournir <strong>performance stable et protection maximale<\/strong> pour les ann\u00e9es \u00e0 venir.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p>Alors qu'un <strong>transformateur d'isolement monophas\u00e9 de 120V \u00e0 120V<\/strong> peut sembler redondant \u00e0 premi\u00e8re vue, il joue un r\u00f4le important dans la vie de l'entreprise. <strong>r\u00f4le irrempla\u00e7able<\/strong> en prot\u00e9geant <strong>syst\u00e8mes audio<\/strong> et <strong>mat\u00e9riel m\u00e9dical<\/strong> des risques \u00e9lectriques et des perturbations de l'alimentation.<\/p>\n\n\n\n<p>Pour tous ceux qui cherchent <strong>son de haute qualit\u00e9<\/strong> ou <strong>s\u00e9curit\u00e9 \u00e9lectrique de qualit\u00e9 m\u00e9dicale<\/strong>L'investissement dans un transformateur d'isolement Zhengxi est une d\u00e9cision que vous ne regretterez pas.<\/p>","protected":false},"excerpt":{"rendered":"<p>Zhengxi\u2019s advanced isolation transformers deliver: Technical Parameters Model NO. GBK2 Capacity 300VA&nbsp;&nbsp; 500VA&nbsp;&nbsp; 1000VA&nbsp;&nbsp; 2000VA Frequency 50\/60HZ Rated&nbsp;Power 500VA&nbsp;(GBK-500VA&nbsp;for&nbsp;example) Rated&nbsp;Current 2.28A Recommended&nbsp;load \u2264 80% Insulation class Class&nbsp;F Insulation&nbsp;resistance \u22655M\u03a9 Working Voltage 2500V&nbsp;1min&nbsp;no&nbsp;breakdown Relative&nbsp;Humidity Not&nbsp;more&nbsp;than&nbsp;90% Ambient temperature -15\u00b0C~+ 40\u00b0C Specification MODEL Input voltage Output voltage load&nbsp;power Measurement(mm)&nbsp;Length*Width*Height GBK2-300VA 220V\u00b110%\u3001&nbsp;120V\u00b110% or Customized 220V\u00b110%\u3001&nbsp;120V\u00b110% or Customized \u2264300VA 350*650*572 [&hellip;]<\/p>","protected":false},"featured_media":2355,"parent":0,"menu_order":0,"template":"","tags":[],"product-categories":[59,58],"class_list":["post-2353","product","type-product","status-publish","has-post-thumbnail","hentry","product-categories-isolation-transformer","product-categories-low-voltage-transformer"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Single-Phase AC Isolation Transformer 300W-2000W Wholesaler - SUNWAY<\/title>\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.lauramak.com\/fr\/produit\/single-phase-ac-isolation-transformer-300w-2000w\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Single-Phase AC Isolation Transformer 300W-2000W Wholesaler - SUNWAY\" \/>\n<meta property=\"og:description\" content=\"Zhengxi\u2019s advanced isolation transformers deliver: Technical Parameters Model NO. GBK2 Capacity 300VA&nbsp;&nbsp; 500VA&nbsp;&nbsp; 1000VA&nbsp;&nbsp; 2000VA Frequency 50\/60HZ Rated&nbsp;Power 500VA&nbsp;(GBK-500VA&nbsp;for&nbsp;example) Rated&nbsp;Current 2.28A Recommended&nbsp;load \u2264 80% Insulation class Class&nbsp;F Insulation&nbsp;resistance \u22655M\u03a9 Working Voltage 2500V&nbsp;1min&nbsp;no&nbsp;breakdown Relative&nbsp;Humidity Not&nbsp;more&nbsp;than&nbsp;90% Ambient temperature -15\u00b0C~+ 40\u00b0C Specification MODEL Input voltage Output voltage load&nbsp;power Measurement(mm)&nbsp;Length*Width*Height GBK2-300VA 220V\u00b110%\u3001&nbsp;120V\u00b110% or Customized 220V\u00b110%\u3001&nbsp;120V\u00b110% or Customized \u2264300VA 350*650*572 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.lauramak.com\/fr\/produit\/single-phase-ac-isolation-transformer-300w-2000w\/\" \/>\n<meta property=\"og:site_name\" content=\"SUNWAY\" \/>\n<meta property=\"article:modified_time\" content=\"2025-09-19T06:14:13+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.lauramak.com\/wp-content\/uploads\/2025\/08\/GBK2-Single-Phase-AC-Audio-Safety-Isolation-Anti-Interference-Transformer-300W-2000W.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"600\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.lauramak.com\/product\/single-phase-ac-isolation-transformer-300w-2000w\/\",\"url\":\"https:\/\/www.lauramak.com\/product\/single-phase-ac-isolation-transformer-300w-2000w\/\",\"name\":\"Single-Phase AC Isolation Transformer 300W-2000W Wholesaler - 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