{"id":22285,"date":"2025-11-14T08:53:10","date_gmt":"2025-11-14T08:53:10","guid":{"rendered":"https:\/\/www.tronkiele.com\/?post_type=product&#038;p=22285"},"modified":"2025-11-14T08:53:10","modified_gmt":"2025-11-14T08:53:10","slug":"chinese-3-phase-dry-type-auto-transformer-440v-to-220v","status":"publish","type":"product","link":"https:\/\/www.tronkiele.com\/fr\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/","title":{"rendered":"QSG Chinese 3 phase Dry Type Auto transformer 440v \u00e0 220v"},"content":{"rendered":"<h2>Qu'est-ce qu'un autotransformateur triphas\u00e9 \u00e0 sec ?<\/h2>\n<p>Un autotransformateur triphas\u00e9 utilise une structure \u00e0 enroulement partag\u00e9, o\u00f9 les tensions primaire et secondaire sont d\u00e9riv\u00e9es de la m\u00eame bobine. Cette conception permet de r\u00e9duire l'utilisation du cuivre, d'am\u00e9liorer le rendement et de diminuer les co\u00fbts, ce qui en fait la solution id\u00e9ale pour les applications qui n\u00e9cessitent une conversion de tension sans isolation \u00e9lectrique totale.<\/p>\n<p data-start=\"1271\" data-end=\"1336\">Par rapport aux transformateurs isol\u00e9s, un autotransformateur offre les avantages suivants<\/p>\n<ul data-start=\"1337\" data-end=\"1462\">\n<li data-start=\"1337\" data-end=\"1385\">\n<p data-start=\"1339\" data-end=\"1385\">Efficacit\u00e9 accrue gr\u00e2ce \u00e0 la r\u00e9duction des pertes de cuivre<\/p>\n<\/li>\n<li data-start=\"1386\" data-end=\"1407\">\n<p data-start=\"1388\" data-end=\"1407\">Encombrement r\u00e9duit<\/p>\n<\/li>\n<li data-start=\"1408\" data-end=\"1430\">\n<p data-start=\"1410\" data-end=\"1430\">Co\u00fbt global moins \u00e9lev\u00e9<\/p>\n<\/li>\n<li data-start=\"1431\" data-end=\"1462\">\n<p data-start=\"1433\" data-end=\"1462\">Am\u00e9lioration de la r\u00e9gulation de la tension<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1464\" data-end=\"1643\">Cela fait de la s\u00e9rie QSG une solution privil\u00e9gi\u00e9e pour la conversion de l'\u00e9nergie nucl\u00e9aire. <strong data-start=\"1526\" data-end=\"1542\">440V \u00e0 220V<\/strong>, <strong data-start=\"1544\" data-end=\"1560\">660V \u00e0 380V<\/strong>Les syst\u00e8mes de distribution \u00e0 haute tension, ou multi-tension, dans les installations industrielles et commerciales.<\/p>\n<h2>Param\u00e8tres techniques<\/h2>\n<table>\n<tbody>\n<tr>\n<td width=\"113\">Mod\u00e8le<\/td>\n<td colspan=\"5\" width=\"465\"><strong><b>QSG-500VA~500KVA<\/b><\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"113\">Phase<\/td>\n<td colspan=\"5\" width=\"465\">Triphas\u00e9<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">Tension d'entr\u00e9e<\/td>\n<td colspan=\"5\" width=\"465\">D\u00e9faut 380V 660V 440V 220V (tension personnalisable)<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">Tension de sortie<\/td>\n<td colspan=\"5\" width=\"465\">D\u00e9faut 220V 1140V 690V 660V 440V 415V 400V 380V 220V 110V (tension personnalisable)<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">Pr\u00e9cision de la tension<\/td>\n<td colspan=\"5\" width=\"465\">\u00b11%<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">Taux de variation de la tension<\/td>\n<td colspan=\"5\" width=\"465\">\u22641.5%<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">Efficacit\u00e9<\/td>\n<td colspan=\"5\" width=\"465\">Inductif (isol\u00e9) \u226599%<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">R\u00e9sistance \u00e0 l'\u00e9lectricit\u00e9<\/td>\n<td colspan=\"5\" width=\"465\">1500VA\/min<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">Capacit\u00e9 de surcharge<\/td>\n<td colspan=\"5\" width=\"465\">La surcharge n'est pas recommand\u00e9e<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">Temp\u00e9rature ambiante<\/td>\n<td colspan=\"5\" width=\"465\">-10\u00b0C~+ 40\u00b0C<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">Distorsion de la forme d'onde<\/td>\n<td colspan=\"5\" width=\"465\">Pas de distorsion suppl\u00e9mentaire de la forme d'onde<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">M\u00e9thode de refroidissement<\/td>\n<td colspan=\"5\" width=\"465\">Refroidissement par air sec<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">M\u00e9thode de connexion<\/td>\n<td colspan=\"5\" width=\"465\">J\/A A A\/A personnalisable<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">Classe d'isolation<\/td>\n<td colspan=\"5\" width=\"465\">Classe F<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">Puissance<\/td>\n<td width=\"93\">8KVA<\/td>\n<td width=\"93\">10KVA<\/td>\n<td width=\"93\">15KVA<\/td>\n<td width=\"92\">20KVA<\/td>\n<td width=\"93\">30KVA<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">Taille (mm) L*L*H<\/td>\n<td width=\"93\">380*320*435<\/td>\n<td width=\"93\">460*350*440<\/td>\n<td width=\"93\">460*350*440<\/td>\n<td width=\"92\">500*370*495<\/td>\n<td width=\"93\">500*370*495<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">Puissance<\/td>\n<td width=\"93\">50KVA<\/td>\n<td width=\"93\">60KVA<\/td>\n<td width=\"93\">70KVA<\/td>\n<td width=\"92\">80KVA<\/td>\n<td width=\"93\">100KVA<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">Taille (mm) L*L*H<\/td>\n<td width=\"93\">560*430*555<\/td>\n<td width=\"93\">560*430*555<\/td>\n<td width=\"93\">580*460*630<\/td>\n<td width=\"92\">580*460*630<\/td>\n<td width=\"93\">750*480*780<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">Puissance<\/td>\n<td width=\"93\">150KVA<\/td>\n<td width=\"93\">200KVA<\/td>\n<td width=\"93\">250KVA<\/td>\n<td width=\"92\">300KVA<\/td>\n<td width=\"93\">400KVA<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">Taille (mm) L*L*H<\/td>\n<td width=\"93\">750*480*780<\/td>\n<td width=\"93\">750*480*780<\/td>\n<td width=\"93\">780*600*800<\/td>\n<td width=\"92\">780*600*800<\/td>\n<td width=\"93\">850*650*850<\/td>\n<\/tr>\n<tr>\n<td colspan=\"6\" width=\"578\">La taille et le poids varient en fonction de la plage de tension et sont sujets au produit r\u00e9el personnalis\u00e9.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Principales caract\u00e9ristiques et avantages<\/h2>\n<h3 data-start=\"1683\" data-end=\"1730\"><strong data-start=\"1687\" data-end=\"1730\">Construction \u00e0 sec \u00e0 haute efficacit\u00e9<\/strong><\/h3>\n<p data-start=\"1731\" data-end=\"1893\">La structure refroidie par air sec \u00e9limine les risques de fuite d'huile et est plus s\u00fbre pour les environnements int\u00e9rieurs tels que les ateliers, les salles de contr\u00f4le et les armoires de machines.<\/p>\n<h3 data-start=\"1895\" data-end=\"1933\"><strong data-start=\"1899\" data-end=\"1933\">Conversion de tension de pr\u00e9cision<\/strong><\/h3>\n<ul data-start=\"1934\" data-end=\"2039\">\n<li data-start=\"1934\" data-end=\"1963\">\n<p data-start=\"1936\" data-end=\"1963\">Pr\u00e9cision de la tension : <strong data-start=\"1954\" data-end=\"1961\">\u00b11%<\/strong><\/p>\n<\/li>\n<li data-start=\"1964\" data-end=\"2001\">\n<p data-start=\"1966\" data-end=\"2001\">Taux de variation de la tension : <strong data-start=\"1990\" data-end=\"1999\">\u22641.5%<\/strong><\/p>\n<\/li>\n<li data-start=\"2002\" data-end=\"2039\">\n<p data-start=\"2004\" data-end=\"2039\">Pas de distorsion suppl\u00e9mentaire de la forme d'onde<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"2041\" data-end=\"2118\">Garantit que les \u00e9quipements sensibles re\u00e7oivent une alimentation triphas\u00e9e stable et propre.<\/p>\n<h3 data-start=\"2120\" data-end=\"2163\"><strong data-start=\"2124\" data-end=\"2163\">\u2714 Nombreuses options de tension personnalisables<\/strong><\/h3>\n<p data-start=\"2164\" data-end=\"2312\"><strong data-start=\"2164\" data-end=\"2182\">Options d'entr\u00e9e :<\/strong> 380V \/ 440V \/ 660V \/ 220V (ou sur mesure)<br data-start=\"2220\" data-end=\"2223\" \/><strong data-start=\"2223\" data-end=\"2242\">Options de sortie :<\/strong> 220V \/ 380V \/ 400V \/ 415V \/ 440V \/ 690V \/ 110V \/ 1140V (personnalisable)<\/p>\n<h3 data-start=\"2314\" data-end=\"2344\"><strong data-start=\"2318\" data-end=\"2344\">\u2714 Excellente efficacit\u00e9<\/strong><\/h3>\n<p data-start=\"2345\" data-end=\"2433\">L'efficacit\u00e9 des transformateurs peut atteindre <strong data-start=\"2378\" data-end=\"2386\">\u226599%<\/strong>ce qui permet de r\u00e9duire consid\u00e9rablement le co\u00fbt de l'\u00e9nergie \u00e0 long terme.<\/p>\n<h3 data-start=\"2435\" data-end=\"2469\"><strong data-start=\"2439\" data-end=\"2469\">\u2714 Conception industrielle robuste<\/strong><\/h3>\n<ul data-start=\"2470\" data-end=\"2613\">\n<li data-start=\"2470\" data-end=\"2492\">\n<p data-start=\"2472\" data-end=\"2492\">Isolation de classe F<\/p>\n<\/li>\n<li data-start=\"2493\" data-end=\"2534\">\n<p data-start=\"2495\" data-end=\"2534\">Tol\u00e9rance de temp\u00e9rature : -10\u00b0C \u00e0 +40\u00b0C<\/p>\n<\/li>\n<li data-start=\"2535\" data-end=\"2571\">\n<p data-start=\"2537\" data-end=\"2571\">Refroidissement par air, facilit\u00e9 d'entretien<\/p>\n<\/li>\n<li data-start=\"2572\" data-end=\"2613\">\n<p data-start=\"2574\" data-end=\"2613\">Personnalisable <strong data-start=\"2587\" data-end=\"2613\">Connexions D\/Y ou Y\/Y<\/strong><\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"2615\" data-end=\"2667\"><strong data-start=\"2619\" data-end=\"2667\">\u2714 Fabrication fiable de transformateurs en Chine<\/strong><\/h3>\n<p data-start=\"2668\" data-end=\"2839\">Chaque autotransformateur QSG est fabriqu\u00e9 selon des normes strictes et subit des tests de rigidit\u00e9 di\u00e9lectrique \u00e0 <strong data-start=\"2781\" data-end=\"2796\">1500V\/1 min<\/strong>Le syst\u00e8me de contr\u00f4le de la qualit\u00e9 de l'eau est con\u00e7u pour garantir la durabilit\u00e9 et la s\u00e9curit\u00e9 des op\u00e9rations.<\/p>\n<p data-start=\"2841\" data-end=\"2966\">L'\u00e9quipe d'ing\u00e9nieurs de ZHENGXI prend en charge les projets OEM\/ODM et fournit des conseils sur la configuration de la tension pour les clients internationaux.<\/p>\n<h2 data-start=\"3777\" data-end=\"3841\"><strong data-start=\"3780\" data-end=\"3841\">O\u00f9 sont utilis\u00e9s les autotransformateurs triphas\u00e9s de 440V \u00e0 220V ?<\/strong><\/h2>\n<h3 data-start=\"3843\" data-end=\"3874\"><strong data-start=\"3847\" data-end=\"3874\">Applications industrielles<\/strong><\/h3>\n<ul data-start=\"3875\" data-end=\"3999\">\n<li data-start=\"3875\" data-end=\"3892\">\n<p data-start=\"3877\" data-end=\"3892\">Machines CNC<\/p>\n<\/li>\n<li data-start=\"3893\" data-end=\"3917\">\n<p data-start=\"3895\" data-end=\"3917\">Armoires de commande PLC<\/p>\n<\/li>\n<li data-start=\"3918\" data-end=\"3949\">\n<p data-start=\"3920\" data-end=\"3949\">Moteurs et pompes industriels<\/p>\n<\/li>\n<li data-start=\"3950\" data-end=\"3974\">\n<p data-start=\"3952\" data-end=\"3974\">Mat\u00e9riel d'automatisation<\/p>\n<\/li>\n<li data-start=\"3975\" data-end=\"3999\">\n<p data-start=\"3977\" data-end=\"3999\">CVC et compresseurs<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"4001\" data-end=\"4032\"><strong data-start=\"4005\" data-end=\"4032\">Applications commerciales<\/strong><\/h3>\n<ul data-start=\"4033\" data-end=\"4119\">\n<li data-start=\"4033\" data-end=\"4056\">\n<p data-start=\"4035\" data-end=\"4056\">Panneaux de distribution<\/p>\n<\/li>\n<li data-start=\"4057\" data-end=\"4085\">\n<p data-start=\"4059\" data-end=\"4085\">Syst\u00e8mes de contr\u00f4le des ascenseurs<\/p>\n<\/li>\n<li data-start=\"4086\" data-end=\"4119\">\n<p data-start=\"4088\" data-end=\"4119\">Ateliers et petites usines<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"4121\" data-end=\"4155\"><strong data-start=\"4125\" data-end=\"4155\">Syst\u00e8mes \u00e9nerg\u00e9tiques et renouvelables<\/strong><\/h3>\n<ul data-start=\"4156\" data-end=\"4235\">\n<li data-start=\"4156\" data-end=\"4173\">\n<p data-start=\"4158\" data-end=\"4173\">\u00c9oliennes<\/p>\n<\/li>\n<li data-start=\"4174\" data-end=\"4204\">\n<p data-start=\"4176\" data-end=\"4204\">Int\u00e9gration de l'onduleur solaire<\/p>\n<\/li>\n<li data-start=\"4205\" data-end=\"4235\">\n<p data-start=\"4207\" data-end=\"4235\">Stockage d'\u00e9nergie distribu\u00e9e<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"4237\" data-end=\"4390\">La s\u00e9rie QSG est particuli\u00e8rement populaire en Asie du Sud-Est, en Am\u00e9rique du Sud, en Afrique et au Moyen-Orient en raison de sa fiabilit\u00e9 et de son prix comp\u00e9titif.<\/p>\n<h2 data-start=\"4397\" data-end=\"4423\"><strong data-start=\"4400\" data-end=\"4423\">Pourquoi choisir ZHENGXI ?<\/strong><\/h2>\n<ul data-start=\"4424\" data-end=\"4719\">\n<li data-start=\"4424\" data-end=\"4493\">\n<p data-start=\"4426\" data-end=\"4493\"><strong data-start=\"4426\" data-end=\"4466\">Premier fabricant chinois de transformateurs<\/strong> avec une distribution mondiale<\/p>\n<\/li>\n<li data-start=\"4494\" data-end=\"4548\">\n<p data-start=\"4496\" data-end=\"4548\">production rapide, forte R&amp;D et personnalisation OEM<\/p>\n<\/li>\n<li data-start=\"4549\" data-end=\"4619\">\n<p data-start=\"4551\" data-end=\"4619\">Comp\u00e9titif <strong data-start=\"4563\" data-end=\"4592\">Prix du transformateur triphas\u00e9<\/strong> vs. marques internationales<\/p>\n<\/li>\n<li data-start=\"4620\" data-end=\"4668\">\n<p data-start=\"4622\" data-end=\"4668\">Plus de 10 000 unit\u00e9s export\u00e9es chaque ann\u00e9e dans le monde entier<\/p>\n<\/li>\n<li data-start=\"4669\" data-end=\"4719\">\n<p data-start=\"4671\" data-end=\"4719\">CE, ISO et rapports d'inspection d'usine stricts<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"4721\" data-end=\"4869\">Que vous remplaciez un vieux transformateur ou que vous conceviez un nouveau syst\u00e8me de distribution d'\u00e9nergie, ZHENGXI fournit des solutions standard et personnalis\u00e9es.<\/p>\n<h2 data-start=\"4876\" data-end=\"4932\"><strong data-start=\"4879\" data-end=\"4932\">Comment choisir le bon autotransformateur 440V\u2192220V<\/strong><\/h2>\n<p data-start=\"4933\" data-end=\"5016\"><strong data-start=\"4933\" data-end=\"4971\">1. D\u00e9terminer la charge nominale (kVA).<\/strong><br data-start=\"4971\" data-end=\"4974\" \/>Ajouter la puissance de l'\u00e9quipement + la marge de s\u00e9curit\u00e9 20%.<\/p>\n<p data-start=\"5018\" data-end=\"5109\"><strong data-start=\"5018\" data-end=\"5056\">2. Confirmer la tension d'entr\u00e9e et de sortie.<\/strong><br data-start=\"5056\" data-end=\"5059\" \/>Indiquez-nous la tension exacte du r\u00e9seau (par exemple, 440V \u00b110%).<\/p>\n<p data-start=\"5111\" data-end=\"5185\"><strong data-start=\"5111\" data-end=\"5143\">3. S\u00e9lectionnez la m\u00e9thode de connexion.<\/strong><br data-start=\"5143\" data-end=\"5146\" \/>D\/Y ou Y\/Y en fonction de la mise \u00e0 la terre du syst\u00e8me.<\/p>\n<p data-start=\"5187\" data-end=\"5297\"><strong data-start=\"5187\" data-end=\"5235\">4. V\u00e9rifier l'environnement de refroidissement et d'installation.<\/strong><br data-start=\"5235\" data-end=\"5238\" \/>Les unit\u00e9s de type sec sont id\u00e9ales pour une utilisation \u00e0 l'int\u00e9rieur ou dans des pi\u00e8ces exemptes de poussi\u00e8re.<\/p>\n<p data-start=\"5299\" data-end=\"5368\">En cas de doute, nos ing\u00e9nieurs recommanderont le bon mod\u00e8le en quelques minutes.<\/p>\n<h2 data-start=\"5375\" data-end=\"5385\"><strong data-start=\"5378\" data-end=\"5385\">FAQ<\/strong><\/h2>\n<h3 data-start=\"5387\" data-end=\"5451\"><strong data-start=\"5391\" data-end=\"5449\">Q1 : Un autotransformateur de type sec peut-il \u00eatre utilis\u00e9 \u00e0 l'int\u00e9rieur ?<\/strong><\/h3>\n<p data-start=\"5452\" data-end=\"5599\">Oui. Il utilise une structure refroidie \u00e0 l'air, sans huile, s\u00fbre pour les usines, les entrep\u00f4ts et les b\u00e2timents commerciaux sans risque de fuite d'huile ou d'incendie.<\/p>\n<h3 data-start=\"5601\" data-end=\"5679\"><strong data-start=\"5605\" data-end=\"5677\">Q2 : Quel est le prix typique d'un transformateur triphas\u00e9 440V vers 220V ?<\/strong><\/h3>\n<p data-start=\"5680\" data-end=\"5810\">Le <strong data-start=\"5684\" data-end=\"5718\">prix du transformateur 440V vers 220V<\/strong> d\u00e9pend de la capacit\u00e9 (kVA), de la tension et de la m\u00e9thode de connexion. Contactez-nous pour un devis rapide.<\/p>\n<h3 data-start=\"5812\" data-end=\"5878\"><strong data-start=\"5816\" data-end=\"5876\">Q3 : Pouvez-vous adapter la tension \u00e0 des \u00e9quipements sp\u00e9ciaux ?<\/strong><\/h3>\n<p data-start=\"5879\" data-end=\"5970\">Absolument. Nous pouvons produire n'importe quelle combinaison de tension telle que 660\u2192380V, 440\u2192415V, ou 400\u2192220V.<\/p>","protected":false},"excerpt":{"rendered":"<p>Si votre installation a besoin d'une conversion de tension stable et efficace - de <strong data-start=\"465\" data-end=\"481\">440V \u00e0 220V<\/strong>, <strong data-start=\"483\" data-end=\"499\">380V \u00e0 220V<\/strong>ou d'autres tensions triphas\u00e9es personnalis\u00e9es. <strong data-start=\"546\" data-end=\"605\">Autotransformateur \u00e0 sec triphas\u00e9 de la s\u00e9rie QSG de ZHENGXI<\/strong> est con\u00e7u pour offrir des performances fiables, une grande efficacit\u00e9 et une longue dur\u00e9e de vie. En tant que <strong data-start=\"704\" data-end=\"727\">Transformateur chinois<\/strong> ZHENGXI propose une ing\u00e9nierie de pointe, un contr\u00f4le de qualit\u00e9 strict et des prix comp\u00e9titifs. <strong data-start=\"821\" data-end=\"850\">Prix du transformateur triphas\u00e9<\/strong> pour soutenir les applications industrielles mondiales.<\/p>","protected":false},"featured_media":22287,"template":"","meta":[],"product_brand":[],"product_cat":[42,100],"product_tag":[],"class_list":{"0":"post-22285","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-low-voltage-transformer","7":"product_cat-three-phase-transformer","9":"first","10":"instock","11":"taxable","12":"shipping-taxable","13":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Chinese 3 phase Dry Type Auto transformer 440v to 220v Manufacturer - PINE<\/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.tronkiele.com\/fr\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Chinese 3 phase Dry Type Auto transformer 440v to 220v Manufacturer - PINE\" \/>\n<meta property=\"og:description\" content=\"If your facility requires stable and efficient voltage conversion\u2014from 440V to 220V, 380V to 220V, or other customized three-phase voltages\u2014the ZHENGXI QSG Series Three-Phase Dry Type Autotransformer is designed to deliver reliable performance, high efficiency, and long service life. As a trusted Chinese transformer manufacturer, ZHENGXI provides advanced engineering, strict quality control, and competitive 3 phase transformer price options to support global industrial applications.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.tronkiele.com\/fr\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/\" \/>\n<meta property=\"og:site_name\" content=\"PINE\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/11\/QSG-Chinese-3-phase-Dry-Type-Auto-transformer-440v-to-220v.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.tronkiele.com\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/\",\"url\":\"https:\/\/www.tronkiele.com\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/\",\"name\":\"Chinese 3 phase Dry Type Auto transformer 440v to 220v Manufacturer - PINE\",\"isPartOf\":{\"@id\":\"https:\/\/www.tronkiele.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.tronkiele.com\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.tronkiele.com\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/11\/QSG-Chinese-3-phase-Dry-Type-Auto-transformer-440v-to-220v.webp\",\"datePublished\":\"2025-11-14T08:53:10+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.tronkiele.com\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.tronkiele.com\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.tronkiele.com\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/#primaryimage\",\"url\":\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/11\/QSG-Chinese-3-phase-Dry-Type-Auto-transformer-440v-to-220v.webp\",\"contentUrl\":\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/11\/QSG-Chinese-3-phase-Dry-Type-Auto-transformer-440v-to-220v.webp\",\"width\":600,\"height\":600,\"caption\":\"QSG Chinese 3 phase Dry Type Auto transformer 440v to 220v\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.tronkiele.com\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.tronkiele.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Products\",\"item\":\"https:\/\/www.tronkiele.com\/shop\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"QSG Chinese 3 phase Dry Type Auto transformer 440v to 220v\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.tronkiele.com\/#website\",\"url\":\"https:\/\/www.tronkiele.com\/\",\"name\":\"PINE\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.tronkiele.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.tronkiele.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.tronkiele.com\/#organization\",\"name\":\"PINE\",\"url\":\"https:\/\/www.tronkiele.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.tronkiele.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2024\/11\/cropped-tronki.webp\",\"contentUrl\":\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2024\/11\/cropped-tronki.webp\",\"width\":512,\"height\":512,\"caption\":\"PINE\"},\"image\":{\"@id\":\"https:\/\/www.tronkiele.com\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Fabricant chinois de transformateurs automatiques triphas\u00e9s de type sec 440v \u00e0 220v - PINE","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:\/\/www.tronkiele.com\/fr\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/","og_locale":"fr_FR","og_type":"article","og_title":"Chinese 3 phase Dry Type Auto transformer 440v to 220v Manufacturer - PINE","og_description":"If your facility requires stable and efficient voltage conversion\u2014from 440V to 220V, 380V to 220V, or other customized three-phase voltages\u2014the ZHENGXI QSG Series Three-Phase Dry Type Autotransformer is designed to deliver reliable performance, high efficiency, and long service life. As a trusted Chinese transformer manufacturer, ZHENGXI provides advanced engineering, strict quality control, and competitive 3 phase transformer price options to support global industrial applications.","og_url":"https:\/\/www.tronkiele.com\/fr\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/","og_site_name":"PINE","og_image":[{"width":600,"height":600,"url":"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/11\/QSG-Chinese-3-phase-Dry-Type-Auto-transformer-440v-to-220v.webp","type":"image\/webp"}],"twitter_card":"summary_large_image","twitter_misc":{"Dur\u00e9e de lecture estim\u00e9e":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.tronkiele.com\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/","url":"https:\/\/www.tronkiele.com\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/","name":"Fabricant chinois de transformateurs automatiques triphas\u00e9s de type sec 440v \u00e0 220v - PINE","isPartOf":{"@id":"https:\/\/www.tronkiele.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.tronkiele.com\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/#primaryimage"},"image":{"@id":"https:\/\/www.tronkiele.com\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/#primaryimage"},"thumbnailUrl":"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/11\/QSG-Chinese-3-phase-Dry-Type-Auto-transformer-440v-to-220v.webp","datePublished":"2025-11-14T08:53:10+00:00","breadcrumb":{"@id":"https:\/\/www.tronkiele.com\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.tronkiele.com\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.tronkiele.com\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/#primaryimage","url":"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/11\/QSG-Chinese-3-phase-Dry-Type-Auto-transformer-440v-to-220v.webp","contentUrl":"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/11\/QSG-Chinese-3-phase-Dry-Type-Auto-transformer-440v-to-220v.webp","width":600,"height":600,"caption":"QSG Chinese 3 phase Dry Type Auto transformer 440v to 220v"},{"@type":"BreadcrumbList","@id":"https:\/\/www.tronkiele.com\/product\/chinese-3-phase-dry-type-auto-transformer-440v-to-220v\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.tronkiele.com\/"},{"@type":"ListItem","position":2,"name":"Products","item":"https:\/\/www.tronkiele.com\/shop\/"},{"@type":"ListItem","position":3,"name":"QSG Chinese 3 phase Dry Type Auto transformer 440v to 220v"}]},{"@type":"WebSite","@id":"https:\/\/www.tronkiele.com\/#website","url":"https:\/\/www.tronkiele.com\/","name":"PIN","description":"","publisher":{"@id":"https:\/\/www.tronkiele.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.tronkiele.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/www.tronkiele.com\/#organization","name":"PIN","url":"https:\/\/www.tronkiele.com\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.tronkiele.com\/#\/schema\/logo\/image\/","url":"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2024\/11\/cropped-tronki.webp","contentUrl":"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2024\/11\/cropped-tronki.webp","width":512,"height":512,"caption":"PINE"},"image":{"@id":"https:\/\/www.tronkiele.com\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/www.tronkiele.com\/fr\/wp-json\/wp\/v2\/product\/22285","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.tronkiele.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.tronkiele.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":2,"href":"https:\/\/www.tronkiele.com\/fr\/wp-json\/wp\/v2\/product\/22285\/revisions"}],"predecessor-version":[{"id":22288,"href":"https:\/\/www.tronkiele.com\/fr\/wp-json\/wp\/v2\/product\/22285\/revisions\/22288"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tronkiele.com\/fr\/wp-json\/wp\/v2\/media\/22287"}],"wp:attachment":[{"href":"https:\/\/www.tronkiele.com\/fr\/wp-json\/wp\/v2\/media?parent=22285"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.tronkiele.com\/fr\/wp-json\/wp\/v2\/product_brand?post=22285"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.tronkiele.com\/fr\/wp-json\/wp\/v2\/product_cat?post=22285"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.tronkiele.com\/fr\/wp-json\/wp\/v2\/product_tag?post=22285"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}