{"id":2075,"date":"2026-02-03T08:37:59","date_gmt":"2026-02-03T08:37:59","guid":{"rendered":"https:\/\/yawei-powertransformer.com\/?p=2075"},"modified":"2026-02-03T08:52:08","modified_gmt":"2026-02-03T08:52:08","slug":"substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement","status":"publish","type":"post","link":"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/","title":{"rendered":"Transformateur de sous-station : Guide complet des principes, des types, de la s\u00e9lection et de l'approvisionnement"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_79_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table des mati\u00e8res<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Introduction_Why_Substation_Transformers_Are_the_Backbone_of_Power_Systems\" >Introduction : Pourquoi les transformateurs de poste constituent-ils l'\u00e9pine dorsale des r\u00e9seaux \u00e9lectriques ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#What_Is_a_Substation_Transformer\" >Qu'est-ce qu'un transformateur de sous-station ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Substation_Transformer_vs_Distribution_Transformer_Key_Differences\" >Transformateur de poste et transformateur de distribution : Principales diff\u00e9rences<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Working_Principle_of_Substation_Transformers\" >Principe de fonctionnement des transformateurs de poste<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Simplified_Operating_Process\" >Processus op\u00e9rationnel simplifi\u00e9 :<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Why_Substation_Transformers_Are_More_Challenging\" >Pourquoi les transformateurs de sous-stations sont plus difficiles \u00e0 utiliser :<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Main_Types_of_Substation_Transformers\" >Principaux types de transformateurs de poste<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#1_Classification_by_Cooling_Method\" >1. Classification par m\u00e9thode de refroidissement<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Oil-Immersed_Substation_Transformers_Most_Common\" >Transformateurs de poste immerg\u00e9s dans l'huile (les plus courants)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Dry-Type_Substation_Transformers\" >Transformateurs de poste \u00e0 sec<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#2_Classification_by_Application\" >2. Classification par application<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#3_Classification_by_Winding_Structure\" >3. Classification par structure d'enroulement<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Key_Technical_Parameters_of_Substation_Transformers\" >Principaux param\u00e8tres techniques des transformateurs de poste<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#1_Rated_Power_MVA\" >1. Puissance nominale (MVA)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#2_Rated_Voltage_and_Voltage_Ratio\" >2. Tension nominale et rapport de tension<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#3_Impedance_Voltage\" >3. Tension d'imp\u00e9dance (%)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#4_Cooling_Method_Code\" >4. Code de la m\u00e9thode de refroidissement<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Why_Substation_Transformer_Prices_Differ_So_Much\" >Pourquoi les prix des transformateurs de sous-stations varient-ils autant ?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Key_Cost_Drivers\" >Principaux facteurs de co\u00fbts :<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#1_Core_Material_and_Design\" >1. Mat\u00e9riau de base et conception<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#2_Winding_Technology\" >2. Technologie d'enroulement<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#3_Insulation_System\" >3. Syst\u00e8me d'isolation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#4_Drying_and_Oil_Filling_Process\" >4. Processus de s\u00e9chage et de remplissage d'huile<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Common_Failures_and_Preventive_Measures\" >D\u00e9faillances courantes et mesures pr\u00e9ventives<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Typical_Failures\" >D\u00e9faillances typiques :<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Preventive_Measures\" >Mesures pr\u00e9ventives :<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#How_to_Select_the_Right_Substation_Transformer_for_Your_Project\" >Comment choisir le transformateur de sous-station adapt\u00e9 \u00e0 votre projet ?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Step_1_Define_Project_Application\" >\u00c9tape 1 : D\u00e9finir l'application du projet<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Step_2_Confirm_Key_Parameters\" >\u00c9tape 2 : Confirmation des param\u00e8tres cl\u00e9s<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Step_3_Identify_Applicable_Standards\" >\u00c9tape 3 : Identifier les normes applicables<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Step_4_Choose_an_Experienced_Manufacturer\" >\u00c9tape 4 : Choisir un fabricant exp\u00e9riment\u00e9<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Why_Global_Clients_Choose_Yawei_Transformer\" >Pourquoi les clients internationaux choisissent-ils les transformateurs Yawei ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#Final_Thoughts_A_Substation_Transformer_Is_a_30-Year_Investment\" >R\u00e9flexions finales : Un transformateur de poste est un investissement sur 30 ans<\/a><\/li><\/ul><\/nav><\/div>\n<h2 data-start=\"338\" data-end=\"416\"><span class=\"ez-toc-section\" id=\"Introduction_Why_Substation_Transformers_Are_the_Backbone_of_Power_Systems\"><\/span>Introduction : Pourquoi les transformateurs de poste constituent-ils l'\u00e9pine dorsale des r\u00e9seaux \u00e9lectriques ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"418\" data-end=\"704\">Dans tous les r\u00e9seaux \u00e9lectriques modernes - qu'ils desservent des villes, des zones industrielles, des mines, des centres de donn\u00e9es ou des centrales d'\u00e9nergie renouvelable -, le syst\u00e8me de gestion de l'\u00e9nergie est un \u00e9l\u00e9ment essentiel de la gestion de l'\u00e9nergie.<strong data-start=\"539\" data-end=\"575\">les sous-stations jouent un r\u00f4le essentiel<\/strong>. Au c\u0153ur de chaque poste \u00e9lectrique se trouve un \u00e9quipement qui d\u00e9termine l'efficacit\u00e9, la s\u00e9curit\u00e9 et la fiabilit\u00e9 \u00e0 long terme :<\/p>\n<p data-start=\"706\" data-end=\"737\"><strong data-start=\"706\" data-end=\"736\">le transformateur de la sous-station<\/strong>.<\/p>\n<p data-start=\"739\" data-end=\"1077\">De la production d'\u00e9lectricit\u00e9 au transport et \u00e0 la distribution finale, l'\u00e9lectricit\u00e9 doit \u00eatre convertie entre diff\u00e9rents niveaux de tension. Cette transformation de la tension n'est pas facultative, elle est essentielle. Une d\u00e9faillance ou une mauvaise s\u00e9lection d'un transformateur de poste peut entra\u00eener des pannes \u00e0 grande \u00e9chelle, des dommages aux \u00e9quipements ou des millions de dollars de pertes \u00e9conomiques.<\/p>\n<p data-start=\"1079\" data-end=\"1125\">C'est pourquoi <a href=\"https:\/\/yawei-powertransformer.com\/fr\/Wholesale\/substation-transformers\/\">transformateurs de sous-station<\/a> sont souvent :<\/p>\n<ul data-start=\"1126\" data-end=\"1308\">\n<li data-start=\"1126\" data-end=\"1174\">\n<p data-start=\"1128\" data-end=\"1174\">Les <strong data-start=\"1132\" data-end=\"1156\">l'actif le plus cher<\/strong> dans une sous-station<\/p>\n<\/li>\n<li data-start=\"1175\" data-end=\"1223\">\n<p data-start=\"1177\" data-end=\"1223\">Les <strong data-start=\"1181\" data-end=\"1211\">les plus exigeants sur le plan technique<\/strong> \u00e9quipement<\/p>\n<\/li>\n<li data-start=\"1224\" data-end=\"1308\">\n<p data-start=\"1226\" data-end=\"1308\">Les <strong data-start=\"1230\" data-end=\"1256\">composant ayant la plus longue dur\u00e9e de vie<\/strong>, Con\u00e7ue pour un fonctionnement continu de 20 \u00e0 30 ans<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1310\" data-end=\"1591\">Cet article est r\u00e9dig\u00e9 sous la forme d'un guide pratique, orient\u00e9 vers l'ing\u00e9nierie. Que vous soyez ing\u00e9nieur de projet, entrepreneur EPC, acheteur de services publics ou investisseur industriel, ce guide vous aidera \u00e0 comprendre les transformateurs de sous-station, des principes fondamentaux \u00e0 la s\u00e9lection et \u00e0 l'approvisionnement dans le monde r\u00e9el.<\/p>\n<hr data-start=\"1593\" data-end=\"1596\" \/>\n<h2 data-start=\"1598\" data-end=\"1634\"><span class=\"ez-toc-section\" id=\"What_Is_a_Substation_Transformer\"><\/span>Qu'est-ce qu'un transformateur de sous-station ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"1636\" data-end=\"1796\">A <strong data-start=\"1638\" data-end=\"1664\">transformateur de poste<\/strong> est un <a href=\"https:\/\/yawei-powertransformer.com\/fr\/Wholesale\/hv-power-transformers\/\">transformateur de puissance<\/a> install\u00e9s dans les sous-stations \u00e9lectriques pour convertir les niveaux de tension dans les r\u00e9seaux de transmission et de distribution.<\/p>\n<p data-start=\"1798\" data-end=\"1825\">Ses principales fonctions sont les suivantes<\/p>\n<ul data-start=\"1826\" data-end=\"2058\">\n<li data-start=\"1826\" data-end=\"1886\">\n<p data-start=\"1828\" data-end=\"1886\">Augmentation de la tension pour le transport d'\u00e9lectricit\u00e9 sur de longues distances<\/p>\n<\/li>\n<li data-start=\"1887\" data-end=\"1952\">\n<p data-start=\"1889\" data-end=\"1952\">Abaissement de la tension pour la distribution r\u00e9gionale ou industrielle<\/p>\n<\/li>\n<li data-start=\"1953\" data-end=\"2005\">\n<p data-start=\"1955\" data-end=\"2005\">Isolation de diff\u00e9rentes sections du syst\u00e8me \u00e9lectrique<\/p>\n<\/li>\n<li data-start=\"2006\" data-end=\"2058\">\n<p data-start=\"2008\" data-end=\"2058\">Soutenir la stabilit\u00e9 du syst\u00e8me et la gestion des d\u00e9faillances<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"2060\" data-end=\"2103\">Les transformateurs de poste sont largement utilis\u00e9s dans :<\/p>\n<ul data-start=\"2104\" data-end=\"2278\">\n<li data-start=\"2104\" data-end=\"2131\">\n<p data-start=\"2106\" data-end=\"2131\">Centrales \u00e9lectriques<\/p>\n<\/li>\n<li data-start=\"2132\" data-end=\"2160\">\n<p data-start=\"2134\" data-end=\"2160\">Sous-stations de transmission<\/p>\n<\/li>\n<li data-start=\"2161\" data-end=\"2187\">\n<p data-start=\"2163\" data-end=\"2187\">Sous-stations industrielles<\/p>\n<\/li>\n<li data-start=\"2188\" data-end=\"2233\">\n<p data-start=\"2190\" data-end=\"2233\">Stations de raccordement au r\u00e9seau des \u00e9nergies renouvelables<\/p>\n<\/li>\n<li data-start=\"2234\" data-end=\"2278\">\n<p data-start=\"2236\" data-end=\"2278\">Infrastructure des services publics et du r\u00e9seau national<\/p>\n<\/li>\n<\/ul>\n<hr data-start=\"2280\" data-end=\"2283\" \/>\n<h2 data-start=\"2285\" data-end=\"2355\"><span class=\"ez-toc-section\" id=\"Substation_Transformer_vs_Distribution_Transformer_Key_Differences\"><\/span>Transformateur de poste et transformateur de distribution : Principales diff\u00e9rences<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"2357\" data-end=\"2518\">Bien qu'il s'agisse dans les deux cas de transformateurs de puissance, les transformateurs de poste et les transformateurs de distribution sont fondamentalement diff\u00e9rents en termes de philosophie de conception et d'application.<\/p>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr style=\"height: 25.00pt;\">\n<th class=\"et2\" style=\"height: 25pt; width: 25.6311%;\" width=\"164\" height=\"33\">Aspect<\/th>\n<th class=\"et2\" style=\"width: 39.4175%;\" width=\"272\">Transformateur de sous-station<\/th>\n<th class=\"et2\" style=\"width: 34.7573%;\" width=\"233\">Transformateur de distribution<\/th>\n<\/tr>\n<tr style=\"height: 25.00pt;\">\n<td class=\"et3\" style=\"height: 25pt; width: 25.6311%;\" width=\"164\" height=\"33\">Capacit\u00e9 typique<\/td>\n<td class=\"et3\" style=\"width: 39.4175%;\" width=\"272\">\u2265 1 MVA (souvent 10-500 MVA)<\/td>\n<td class=\"et3\" style=\"width: 34.7573%;\" width=\"233\">\u2264 2500 kVA<\/td>\n<\/tr>\n<tr style=\"height: 25.00pt;\">\n<td class=\"et3\" style=\"height: 25pt; width: 25.6311%;\" width=\"164\" height=\"33\">Niveau de tension<\/td>\n<td class=\"et3\" style=\"width: 39.4175%;\" width=\"272\">Moyenne, haute, tr\u00e8s haute tension<\/td>\n<td class=\"et3\" style=\"width: 34.7573%;\" width=\"233\">Moyenne \u00e0 basse tension<\/td>\n<\/tr>\n<tr style=\"height: 25.00pt;\">\n<td class=\"et3\" style=\"height: 25pt; width: 25.6311%;\" width=\"164\" height=\"33\">Application<\/td>\n<td class=\"et3\" style=\"width: 39.4175%;\" width=\"272\">Conversion de tension au niveau du syst\u00e8me<\/td>\n<td class=\"et3\" style=\"width: 34.7573%;\" width=\"233\">Alimentation de l'utilisateur final<\/td>\n<\/tr>\n<tr style=\"height: 25.00pt;\">\n<td class=\"et3\" style=\"height: 25pt; width: 25.6311%;\" width=\"164\" height=\"33\">Focus sur la conception<\/td>\n<td class=\"et3\" style=\"width: 39.4175%;\" width=\"272\">Fiabilit\u00e9, stabilit\u00e9 du syst\u00e8me<\/td>\n<td class=\"et3\" style=\"width: 34.7573%;\" width=\"233\">Efficacit\u00e9, co\u00fbt<\/td>\n<\/tr>\n<tr style=\"height: 25.00pt;\">\n<td class=\"et3\" style=\"height: 25pt; width: 25.6311%;\" width=\"164\" height=\"33\">Normes<\/td>\n<td class=\"et3\" style=\"width: 39.4175%;\" width=\"272\">IEC, IEEE, ANSI, GB<\/td>\n<td class=\"et3\" style=\"width: 34.7573%;\" width=\"233\">IEC, ANSI (simplifi\u00e9)<\/td>\n<\/tr>\n<tr style=\"height: 25.00pt;\">\n<td class=\"et3\" style=\"height: 25pt; width: 25.6311%;\" width=\"164\" height=\"33\">Impact des investissements<\/td>\n<td class=\"et3\" style=\"width: 39.4175%;\" width=\"272\">Actif principal de la sous-station<\/td>\n<td class=\"et3\" style=\"width: 34.7573%;\" width=\"233\">Composant du syst\u00e8me auxiliaire<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p data-start=\"3062\" data-end=\"3077\"><strong data-start=\"3062\" data-end=\"3075\">En bref :<\/strong><\/p>\n<blockquote data-start=\"3078\" data-end=\"3172\">\n<p data-start=\"3080\" data-end=\"3172\">Les transformateurs de poste sont con\u00e7us pour <strong data-start=\"3121\" data-end=\"3143\">fiabilit\u00e9 du syst\u00e8me<\/strong>, et pas seulement l'efficacit\u00e9 \u00e9nerg\u00e9tique.<\/p>\n<\/blockquote>\n<div class=\"row\"  id=\"row-455259170\">\n\n\t<div id=\"col-301356250\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_827083820\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/Substation-Power-Transformer-5\u2013500-MVA-35\u2013500-kV-for-Utility-Industrial-Renewable-Energy-Applications.webp\" class=\"attachment-large size-large\" alt=\"Transformateur de puissance de poste d&#039;une capacit\u00e9 de 5 \u00e0 500 MVA et d&#039;une tension de 35 \u00e0 500 kV, transformateur personnalis\u00e9 en usine pour les services publics, l&#039;industrie et les projets d&#039;\u00e9nergie renouvelable en Europe, en Am\u00e9rique du Nord, en Am\u00e9rique du Sud, aux \u00c9tats-Unis, au Canada, en Australie, au Royaume-Uni, en Allemagne, en France et sur les march\u00e9s mondiaux.\" srcset=\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/Substation-Power-Transformer-5\u2013500-MVA-35\u2013500-kV-for-Utility-Industrial-Renewable-Energy-Applications.webp 900w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/Substation-Power-Transformer-5\u2013500-MVA-35\u2013500-kV-for-Utility-Industrial-Renewable-Energy-Applications-300x200.webp 300w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/Substation-Power-Transformer-5\u2013500-MVA-35\u2013500-kV-for-Utility-Industrial-Renewable-Energy-Applications-768x512.webp 768w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/Substation-Power-Transformer-5\u2013500-MVA-35\u2013500-kV-for-Utility-Industrial-Renewable-Energy-Applications-18x12.webp 18w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/Substation-Power-Transformer-5\u2013500-MVA-35\u2013500-kV-for-Utility-Industrial-Renewable-Energy-Applications-600x400.webp 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_827083820 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1373475406\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_979212125\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/High-Voltage-Substation-Transformer-5\u2013500-MVA-Capacity-35-kV\u2013500-kV-Voltage-Class.webp\" class=\"attachment-large size-large\" alt=\"Transformateur de poste haute tension d&#039;une capacit\u00e9 de 5 \u00e0 500 MVA et d&#039;une classe de tension de 35 kV \u00e0 500 kV, transformateur de puissance personnalis\u00e9 en usine pour les services publics et les projets industriels en Europe, en Am\u00e9rique du Nord, en Am\u00e9rique du Sud, aux \u00c9tats-Unis, au Canada, en Australie, au Royaume-Uni, en Allemagne, en France et sur les march\u00e9s mondiaux.\" srcset=\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/High-Voltage-Substation-Transformer-5\u2013500-MVA-Capacity-35-kV\u2013500-kV-Voltage-Class.webp 900w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/High-Voltage-Substation-Transformer-5\u2013500-MVA-Capacity-35-kV\u2013500-kV-Voltage-Class-300x200.webp 300w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/High-Voltage-Substation-Transformer-5\u2013500-MVA-Capacity-35-kV\u2013500-kV-Voltage-Class-768x512.webp 768w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/High-Voltage-Substation-Transformer-5\u2013500-MVA-Capacity-35-kV\u2013500-kV-Voltage-Class-18x12.webp 18w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/High-Voltage-Substation-Transformer-5\u2013500-MVA-Capacity-35-kV\u2013500-kV-Voltage-Class-600x400.webp 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_979212125 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<h2 data-start=\"3179\" data-end=\"3246\"><span class=\"ez-toc-section\" id=\"Working_Principle_of_Substation_Transformers\"><\/span>Principe de fonctionnement des transformateurs de poste<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"3248\" data-end=\"3413\">\u00c0 la base, un transformateur de poste fonctionne selon les principes suivants <strong data-start=\"3304\" data-end=\"3333\">induction \u00e9lectromagn\u00e9tique<\/strong>. Cependant, les grands transformateurs de puissance sont bien plus complexes que les exemples donn\u00e9s dans les manuels.<\/p>\n<h3 data-start=\"3415\" data-end=\"3448\"><span class=\"ez-toc-section\" id=\"Simplified_Operating_Process\"><\/span>Processus op\u00e9rationnel simplifi\u00e9 :<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ol data-start=\"3449\" data-end=\"3699\">\n<li data-start=\"3449\" data-end=\"3503\">\n<p data-start=\"3452\" data-end=\"3503\">Une tension alternative est appliqu\u00e9e \u00e0 l'enroulement haute tension<\/p>\n<\/li>\n<li data-start=\"3504\" data-end=\"3571\">\n<p data-start=\"3507\" data-end=\"3571\">Un flux magn\u00e9tique alternatif est g\u00e9n\u00e9r\u00e9 dans le noyau du transformateur<\/p>\n<\/li>\n<li data-start=\"3572\" data-end=\"3635\">\n<p data-start=\"3575\" data-end=\"3635\">Le flux magn\u00e9tique induit une tension dans l'enroulement secondaire<\/p>\n<\/li>\n<li data-start=\"3636\" data-end=\"3699\">\n<p data-start=\"3639\" data-end=\"3699\">Le niveau de tension varie en fonction du rapport des tours de l'enroulement<\/p>\n<\/li>\n<\/ol>\n<h3 data-start=\"3701\" data-end=\"3754\"><span class=\"ez-toc-section\" id=\"Why_Substation_Transformers_Are_More_Challenging\"><\/span>Pourquoi les transformateurs de sous-stations sont plus difficiles \u00e0 utiliser :<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"3755\" data-end=\"3957\">\n<li data-start=\"3755\" data-end=\"3818\">\n<p data-start=\"3757\" data-end=\"3818\">Tension extr\u00eamement \u00e9lev\u00e9e (jusqu'\u00e0 des centaines de kilovolts)<\/p>\n<\/li>\n<li data-start=\"3819\" data-end=\"3842\">\n<p data-start=\"3821\" data-end=\"3842\">Tr\u00e8s grands courants<\/p>\n<\/li>\n<li data-start=\"3843\" data-end=\"3877\">\n<p data-start=\"3845\" data-end=\"3877\">Fonctionnement continu \u00e0 long terme<\/p>\n<\/li>\n<li data-start=\"3878\" data-end=\"3957\">\n<p data-start=\"3880\" data-end=\"3957\">Exposition aux forces de court-circuit, aux impulsions de la foudre et aux perturbations du r\u00e9seau<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"3959\" data-end=\"3997\">Cela n\u00e9cessite une ing\u00e9nierie avanc\u00e9e :<\/p>\n<ul data-start=\"3998\" data-end=\"4081\">\n<li data-start=\"3998\" data-end=\"4013\">\n<p data-start=\"4000\" data-end=\"4013\">Conception de base<\/p>\n<\/li>\n<li data-start=\"4014\" data-end=\"4035\">\n<p data-start=\"4016\" data-end=\"4035\">Structure d'enroulement<\/p>\n<\/li>\n<li data-start=\"4036\" data-end=\"4058\">\n<p data-start=\"4038\" data-end=\"4058\">Syst\u00e8mes d'isolation<\/p>\n<\/li>\n<li data-start=\"4059\" data-end=\"4081\">\n<p data-start=\"4061\" data-end=\"4081\">Technologie de refroidissement<\/p>\n<\/li>\n<\/ul>\n<p><span style=\"font-size: 140%;\"><a href=\"https:\/\/yawei-powertransformer.com\/fr\/manufacturer\/5000-kva-three-phase-oil-immersed-substation-transformer-11-kv-35-kv-for-industrial-utility-and-infrastructure-projects-factory-direct-wholesale-global-s\/\">Buy Now\uff1a5000 kVA Transformateur de poste triphas\u00e9 immerg\u00e9 dans l'huile 11 kV-35 kV pour l'industrie, les services publics et les projets d'infrastructure - Factory Direct, Wholesale &amp; Global Supply<\/a><\/span><\/p>\n<hr data-start=\"4083\" data-end=\"4086\" \/>\n<h2 data-start=\"4088\" data-end=\"4128\"><span class=\"ez-toc-section\" id=\"Main_Types_of_Substation_Transformers\"><\/span>Principaux types de transformateurs de poste<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 data-start=\"4130\" data-end=\"4169\"><span class=\"ez-toc-section\" id=\"1_Classification_by_Cooling_Method\"><\/span>1. Classification par m\u00e9thode de refroidissement<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4 data-start=\"4171\" data-end=\"4226\"><span class=\"ez-toc-section\" id=\"Oil-Immersed_Substation_Transformers_Most_Common\"><\/span>Transformateurs de poste immerg\u00e9s dans l'huile (les plus courants)<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul data-start=\"4227\" data-end=\"4447\">\n<li data-start=\"4227\" data-end=\"4271\">\n<p data-start=\"4229\" data-end=\"4271\">Moyen de refroidissement : huile min\u00e9rale ou huile ester<\/p>\n<\/li>\n<li data-start=\"4272\" data-end=\"4333\">\n<p data-start=\"4274\" data-end=\"4333\">Avantages : excellente dissipation de la chaleur, longue dur\u00e9e de vie<\/p>\n<\/li>\n<li data-start=\"4334\" data-end=\"4377\">\n<p data-start=\"4336\" data-end=\"4377\">Modes de refroidissement typiques : ONAN, ONAF, OFAF<\/p>\n<\/li>\n<li data-start=\"4378\" data-end=\"4447\">\n<p data-start=\"4380\" data-end=\"4447\">Applications : postes de transmission et de distribution dans le monde entier<\/p>\n<\/li>\n<\/ul>\n<h4 data-start=\"4449\" data-end=\"4486\"><span class=\"ez-toc-section\" id=\"Dry-Type_Substation_Transformers\"><\/span>Transformateurs de poste \u00e0 sec<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul data-start=\"4487\" data-end=\"4691\">\n<li data-start=\"4487\" data-end=\"4525\">\n<p data-start=\"4489\" data-end=\"4525\">Moyen de refroidissement : air ou r\u00e9sine \u00e9poxy<\/p>\n<\/li>\n<li data-start=\"4526\" data-end=\"4573\">\n<p data-start=\"4528\" data-end=\"4573\">Avantages : r\u00e9sistant au feu, peu d'entretien<\/p>\n<\/li>\n<li data-start=\"4574\" data-end=\"4623\">\n<p data-start=\"4576\" data-end=\"4623\">Limites : contraintes de capacit\u00e9 et de tension<\/p>\n<\/li>\n<li data-start=\"4624\" data-end=\"4691\">\n<p data-start=\"4626\" data-end=\"4691\">Applications : postes int\u00e9rieurs, zones urbaines ou sensibles au feu<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"4693\" data-end=\"4776\"><strong data-start=\"4693\" data-end=\"4776\">Pour les postes \u00e9lectriques de grande capacit\u00e9, les transformateurs \u00e0 bain d'huile restent irrempla\u00e7ables.<\/strong><\/p>\n<hr data-start=\"4778\" data-end=\"4781\" \/>\n<h3 data-start=\"4783\" data-end=\"4819\"><span class=\"ez-toc-section\" id=\"2_Classification_by_Application\"><\/span>2. Classification par application<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"4821\" data-end=\"5043\">\n<li data-start=\"4821\" data-end=\"4878\">\n<p data-start=\"4823\" data-end=\"4878\">Transformateurs \u00e9l\u00e9vateurs (centrales \u00e9lectriques, \u00e9nergies renouvelables)<\/p>\n<\/li>\n<li data-start=\"4879\" data-end=\"4936\">\n<p data-start=\"4881\" data-end=\"4936\">Transformateurs abaisseurs (de la transmission \u00e0 la distribution)<\/p>\n<\/li>\n<li data-start=\"4937\" data-end=\"4985\">\n<p data-start=\"4939\" data-end=\"4985\">Transformateurs d'interconnexion (couplage de r\u00e9seau)<\/p>\n<\/li>\n<li data-start=\"4986\" data-end=\"5043\">\n<p data-start=\"4988\" data-end=\"5043\">Transformateurs de service de la station (alimentation \u00e9lectrique auxiliaire)<\/p>\n<\/li>\n<\/ul>\n<hr data-start=\"5045\" data-end=\"5048\" \/>\n<h3 data-start=\"5050\" data-end=\"5092\"><span class=\"ez-toc-section\" id=\"3_Classification_by_Winding_Structure\"><\/span>3. Classification par structure d'enroulement<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"5094\" data-end=\"5205\">\n<li data-start=\"5094\" data-end=\"5122\">\n<p data-start=\"5096\" data-end=\"5122\">Transformateurs \u00e0 deux enroulements<\/p>\n<\/li>\n<li data-start=\"5123\" data-end=\"5153\">\n<p data-start=\"5125\" data-end=\"5153\">Transformateurs \u00e0 trois enroulements<\/p>\n<\/li>\n<li data-start=\"5154\" data-end=\"5205\">\n<p data-start=\"5156\" data-end=\"5205\">Autotransformateurs (couramment utilis\u00e9s dans les syst\u00e8mes THT)<\/p>\n<\/li>\n<\/ul>\n<hr data-start=\"5207\" data-end=\"5210\" \/>\n<h2 data-start=\"5212\" data-end=\"5266\"><span class=\"ez-toc-section\" id=\"Key_Technical_Parameters_of_Substation_Transformers\"><\/span>Principaux param\u00e8tres techniques des transformateurs de poste<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"5268\" data-end=\"5353\">La compr\u00e9hension de ces param\u00e8tres est essentielle pour une s\u00e9lection correcte et un fonctionnement s\u00fbr.<\/p>\n<h3 data-start=\"5355\" data-end=\"5379\"><span class=\"ez-toc-section\" id=\"1_Rated_Power_MVA\"><\/span>1. Puissance nominale (MVA)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"5381\" data-end=\"5452\">Les caract\u00e9ristiques typiques sont les suivantes<br \/>5, 10, 20, 31,5, 40, 50, 63, 100, 150, 250 MVA<\/p>\n<p data-start=\"5454\" data-end=\"5478\"><strong data-start=\"5454\" data-end=\"5478\">Principe de s\u00e9lection :<\/strong><\/p>\n<ul data-start=\"5479\" data-end=\"5560\">\n<li data-start=\"5479\" data-end=\"5522\">\n<p data-start=\"5481\" data-end=\"5522\">Capacit\u00e9 nominale \u2265 charge maximale \u00d7 1,2-1,3<\/p>\n<\/li>\n<li data-start=\"5523\" data-end=\"5560\">\n<p data-start=\"5525\" data-end=\"5560\">Pr\u00e9voir une marge pour l'expansion future<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"5562\" data-end=\"5603\">Une s\u00e9lection incorrecte de la capacit\u00e9 peut entra\u00eener<\/p>\n<ul data-start=\"5604\" data-end=\"5684\">\n<li data-start=\"5604\" data-end=\"5627\">\n<p data-start=\"5606\" data-end=\"5627\">Surcharge chronique<\/p>\n<\/li>\n<li data-start=\"5628\" data-end=\"5652\">\n<p data-start=\"5630\" data-end=\"5652\">Dur\u00e9e de vie r\u00e9duite<\/p>\n<\/li>\n<li data-start=\"5653\" data-end=\"5684\">\n<p data-start=\"5655\" data-end=\"5684\">Augmentation des co\u00fbts de maintenance<\/p>\n<\/li>\n<\/ul>\n<hr data-start=\"5686\" data-end=\"5689\" \/>\n<h3 data-start=\"5691\" data-end=\"5729\"><span class=\"ez-toc-section\" id=\"2_Rated_Voltage_and_Voltage_Ratio\"><\/span>2. Tension nominale et rapport de tension<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"5731\" data-end=\"5740\">Exemples :<\/p>\n<ul data-start=\"5741\" data-end=\"5793\">\n<li data-start=\"5741\" data-end=\"5756\">\n<p data-start=\"5743\" data-end=\"5756\">110 \/ 35 kV<\/p>\n<\/li>\n<li data-start=\"5757\" data-end=\"5778\">\n<p data-start=\"5759\" data-end=\"5778\">220 \/ 110 \/ 35 kV<\/p>\n<\/li>\n<li data-start=\"5779\" data-end=\"5793\">\n<p data-start=\"5781\" data-end=\"5793\">35 \/ 10 kV<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"5795\" data-end=\"5815\">Doit \u00eatre clairement d\u00e9fini :<\/p>\n<ul data-start=\"5816\" data-end=\"5909\">\n<li data-start=\"5816\" data-end=\"5834\">\n<p data-start=\"5818\" data-end=\"5834\">Tension du syst\u00e8me<\/p>\n<\/li>\n<li data-start=\"5835\" data-end=\"5852\">\n<p data-start=\"5837\" data-end=\"5852\">Plage de taraudage<\/p>\n<\/li>\n<li data-start=\"5853\" data-end=\"5880\">\n<p data-start=\"5855\" data-end=\"5880\">Groupe de connexion (Y, \u0394)<\/p>\n<\/li>\n<li data-start=\"5881\" data-end=\"5909\">\n<p data-start=\"5883\" data-end=\"5909\">M\u00e9thode de mise \u00e0 la terre du neutre<\/p>\n<\/li>\n<\/ul>\n<hr data-start=\"5911\" data-end=\"5914\" \/>\n<h3 data-start=\"5916\" data-end=\"5944\"><span class=\"ez-toc-section\" id=\"3_Impedance_Voltage\"><\/span>3. Tension d'imp\u00e9dance (%)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"5946\" data-end=\"6071\">\n<li data-start=\"5946\" data-end=\"5978\">\n<p data-start=\"5948\" data-end=\"5978\">Limite le courant de court-circuit<\/p>\n<\/li>\n<li data-start=\"5979\" data-end=\"6021\">\n<p data-start=\"5981\" data-end=\"6021\">Impact sur la coordination de la protection du syst\u00e8me<\/p>\n<\/li>\n<li data-start=\"6022\" data-end=\"6071\">\n<p data-start=\"6024\" data-end=\"6071\">Doit \u00eatre adapt\u00e9 aux exigences de conception du r\u00e9seau<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"6073\" data-end=\"6155\">Ce param\u00e8tre doit <strong data-start=\"6095\" data-end=\"6154\">doit toujours \u00eatre confirm\u00e9e par le service public ou le concepteur du syst\u00e8me<\/strong>.<\/p>\n<hr data-start=\"6157\" data-end=\"6160\" \/>\n<h3 data-start=\"6162\" data-end=\"6188\"><span class=\"ez-toc-section\" id=\"4_Cooling_Method_Code\"><\/span>4. Code de la m\u00e9thode de refroidissement<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"6190\" data-end=\"6211\">Modes de refroidissement courants :<\/p>\n<ul data-start=\"6212\" data-end=\"6323\">\n<li data-start=\"6212\" data-end=\"6245\">\n<p data-start=\"6214\" data-end=\"6245\">ONAN : Oil Natural Air Natural<\/p>\n<\/li>\n<li data-start=\"6246\" data-end=\"6278\">\n<p data-start=\"6248\" data-end=\"6278\">ONAF : Huile Naturelle Air Forc\u00e9<\/p>\n<\/li>\n<li data-start=\"6279\" data-end=\"6323\">\n<p data-start=\"6281\" data-end=\"6323\">OFAF \/ OFWF : Transformateurs de grande capacit\u00e9<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"6325\" data-end=\"6357\">La conception du syst\u00e8me de refroidissement a une incidence directe sur la qualit\u00e9 de l'air :<\/p>\n<ul data-start=\"6358\" data-end=\"6420\">\n<li data-start=\"6358\" data-end=\"6377\">\n<p data-start=\"6360\" data-end=\"6377\">Capacit\u00e9 de charge<\/p>\n<\/li>\n<li data-start=\"6378\" data-end=\"6395\">\n<p data-start=\"6380\" data-end=\"6395\">Vieillissement thermique<\/p>\n<\/li>\n<li data-start=\"6396\" data-end=\"6420\">\n<p data-start=\"6398\" data-end=\"6420\">Dur\u00e9e de vie du transformateur<\/p>\n<\/li>\n<\/ul>\n<hr data-start=\"6422\" data-end=\"6425\" \/>\n<h2 data-start=\"6427\" data-end=\"6478\"><span class=\"ez-toc-section\" id=\"Why_Substation_Transformer_Prices_Differ_So_Much\"><\/span>Pourquoi les prix des transformateurs de sous-stations varient-ils autant ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"6480\" data-end=\"6496\">De nombreux acheteurs posent la question :<\/p>\n<blockquote data-start=\"6497\" data-end=\"6580\">\n<p data-start=\"6499\" data-end=\"6580\">\u201cPourquoi deux transformateurs ayant des param\u00e8tres similaires ont-ils une diff\u00e9rence de prix de 20-50% ?\u201d<\/p>\n<\/blockquote>\n<p data-start=\"6582\" data-end=\"6651\">La r\u00e9ponse se trouve dans <strong data-start=\"6601\" data-end=\"6650\">la qualit\u00e9 de la fabrication et les d\u00e9tails techniques<\/strong>.<\/p>\n<h3 data-start=\"6653\" data-end=\"6674\"><span class=\"ez-toc-section\" id=\"Key_Cost_Drivers\"><\/span>Principaux facteurs de co\u00fbts :<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4 data-start=\"6676\" data-end=\"6708\"><span class=\"ez-toc-section\" id=\"1_Core_Material_and_Design\"><\/span>1. Mat\u00e9riau de base et conception<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul data-start=\"6709\" data-end=\"6816\">\n<li data-start=\"6709\" data-end=\"6752\">\n<p data-start=\"6711\" data-end=\"6752\">Acier au silicium \u00e0 grains orient\u00e9s de haute qualit\u00e9<\/p>\n<\/li>\n<li data-start=\"6753\" data-end=\"6780\">\n<p data-start=\"6755\" data-end=\"6780\">Structure du noyau \u00e0 faible perte<\/p>\n<\/li>\n<li data-start=\"6781\" data-end=\"6816\">\n<p data-start=\"6783\" data-end=\"6816\">Empilage et serrage de pr\u00e9cision<\/p>\n<\/li>\n<\/ul>\n<h4 data-start=\"6818\" data-end=\"6844\"><span class=\"ez-toc-section\" id=\"2_Winding_Technology\"><\/span>2. Technologie d'enroulement<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul data-start=\"6845\" data-end=\"6970\">\n<li data-start=\"6845\" data-end=\"6889\">\n<p data-start=\"6847\" data-end=\"6889\">Conducteurs transpos\u00e9s en continu (CTC)<\/p>\n<\/li>\n<li data-start=\"6890\" data-end=\"6932\">\n<p data-start=\"6892\" data-end=\"6932\">R\u00e9sistance m\u00e9canique \u00e9lev\u00e9e en cas de court-circuit<\/p>\n<\/li>\n<li data-start=\"6933\" data-end=\"6970\">\n<p data-start=\"6935\" data-end=\"6970\">\u00c9quilibre \u00e9lectromagn\u00e9tique optimis\u00e9<\/p>\n<\/li>\n<\/ul>\n<h4 data-start=\"6972\" data-end=\"6997\"><span class=\"ez-toc-section\" id=\"3_Insulation_System\"><\/span>3. Syst\u00e8me d'isolation<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul data-start=\"6998\" data-end=\"7102\">\n<li data-start=\"6998\" data-end=\"7031\">\n<p data-start=\"7000\" data-end=\"7031\">Papier isolant de haute qualit\u00e9<\/p>\n<\/li>\n<li data-start=\"7032\" data-end=\"7074\">\n<p data-start=\"7034\" data-end=\"7074\">Vieillissement contr\u00f4l\u00e9 du papier huil\u00e9<\/p>\n<\/li>\n<li data-start=\"7075\" data-end=\"7102\">\n<p data-start=\"7077\" data-end=\"7102\">Marges di\u00e9lectriques \u00e9lev\u00e9es<\/p>\n<\/li>\n<\/ul>\n<h4 data-start=\"7104\" data-end=\"7142\"><span class=\"ez-toc-section\" id=\"4_Drying_and_Oil_Filling_Process\"><\/span>4. Processus de s\u00e9chage et de remplissage d'huile<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul data-start=\"7143\" data-end=\"7234\">\n<li data-start=\"7143\" data-end=\"7171\">\n<p data-start=\"7145\" data-end=\"7171\">Technologie de s\u00e9chage sous vide<\/p>\n<\/li>\n<li data-start=\"7172\" data-end=\"7200\">\n<p data-start=\"7174\" data-end=\"7200\">Contr\u00f4le de la teneur en eau<\/p>\n<\/li>\n<li data-start=\"7201\" data-end=\"7234\">\n<p data-start=\"7203\" data-end=\"7234\">Impact direct sur la dur\u00e9e de vie<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"7236\" data-end=\"7321\"><strong data-start=\"7236\" data-end=\"7321\">Un transformateur de poste \u00e9lectrique n'est pas un \u201cproduit de base\u201d, c'est un syst\u00e8me technique.<\/strong><\/p>\n<p data-start=\"7236\" data-end=\"7321\"><span style=\"font-size: 140%;\"><a href=\"https:\/\/yawei-powertransformer.com\/fr\/manufacturer\/3500-kva-industrial-and-utility-oil-filled-three-phase-transformer-6-kv-35-kv-substation-grid-infrastructure-projects-global-oem\/\">Read More\uff1a3500 kVA Transformateur triphas\u00e9 rempli d'huile pour l'industrie et les services publics 6 kV-35 kV - Sous-stations, projets de r\u00e9seau et d'infrastructure, Global OEM<\/a><\/span><\/p>\n<hr data-start=\"7323\" data-end=\"7326\" \/>\n<h2 data-start=\"7328\" data-end=\"7370\"><span class=\"ez-toc-section\" id=\"Common_Failures_and_Preventive_Measures\"><\/span>D\u00e9faillances courantes et mesures pr\u00e9ventives<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 data-start=\"7372\" data-end=\"7393\"><span class=\"ez-toc-section\" id=\"Typical_Failures\"><\/span>D\u00e9faillances typiques :<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"7394\" data-end=\"7489\">\n<li data-start=\"7394\" data-end=\"7420\">\n<p data-start=\"7396\" data-end=\"7420\">D\u00e9gradation de l'isolation<\/p>\n<\/li>\n<li data-start=\"7421\" data-end=\"7444\">\n<p data-start=\"7423\" data-end=\"7444\">D\u00e9formation de l'enroulement<\/p>\n<\/li>\n<li data-start=\"7445\" data-end=\"7467\">\n<p data-start=\"7447\" data-end=\"7467\">Production de p\u00e9trole et de gaz<\/p>\n<\/li>\n<li data-start=\"7468\" data-end=\"7489\">\n<p data-start=\"7470\" data-end=\"7489\">D\u00e9charge partielle<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"7491\" data-end=\"7515\"><span class=\"ez-toc-section\" id=\"Preventive_Measures\"><\/span>Mesures pr\u00e9ventives :<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"7516\" data-end=\"7632\">\n<li data-start=\"7516\" data-end=\"7548\">\n<p data-start=\"7518\" data-end=\"7548\">Conception et s\u00e9lection correctes<\/p>\n<\/li>\n<li data-start=\"7549\" data-end=\"7571\">\n<p data-start=\"7551\" data-end=\"7571\">Chargement raisonnable<\/p>\n<\/li>\n<li data-start=\"7572\" data-end=\"7602\">\n<p data-start=\"7574\" data-end=\"7602\">Analyse r\u00e9guli\u00e8re de l'huile (DGA)<\/p>\n<\/li>\n<li data-start=\"7603\" data-end=\"7632\">\n<p data-start=\"7605\" data-end=\"7632\">Syst\u00e8mes de surveillance en ligne<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"7634\" data-end=\"7690\">La pr\u00e9vention pr\u00e9coce r\u00e9duit consid\u00e9rablement les co\u00fbts du cycle de vie.<\/p>\n<hr data-start=\"7692\" data-end=\"7695\" \/>\n<h2 data-start=\"7697\" data-end=\"7763\"><span class=\"ez-toc-section\" id=\"How_to_Select_the_Right_Substation_Transformer_for_Your_Project\"><\/span>Comment choisir le transformateur de sous-station adapt\u00e9 \u00e0 votre projet ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 data-start=\"7765\" data-end=\"7803\"><span class=\"ez-toc-section\" id=\"Step_1_Define_Project_Application\"><\/span>\u00c9tape 1 : D\u00e9finir l'application du projet<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"7804\" data-end=\"7871\">\n<li data-start=\"7804\" data-end=\"7820\">\n<p data-start=\"7806\" data-end=\"7820\">R\u00e9seau de distribution<\/p>\n<\/li>\n<li data-start=\"7821\" data-end=\"7844\">\n<p data-start=\"7823\" data-end=\"7844\">Installation industrielle<\/p>\n<\/li>\n<li data-start=\"7845\" data-end=\"7871\">\n<p data-start=\"7847\" data-end=\"7871\">Usine de production d'\u00e9nergie renouvelable<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"7873\" data-end=\"7907\"><span class=\"ez-toc-section\" id=\"Step_2_Confirm_Key_Parameters\"><\/span>\u00c9tape 2 : Confirmation des param\u00e8tres cl\u00e9s<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"7908\" data-end=\"7967\">\n<li data-start=\"7908\" data-end=\"7929\">\n<p data-start=\"7910\" data-end=\"7929\">Puissance nominale (MVA)<\/p>\n<\/li>\n<li data-start=\"7930\" data-end=\"7948\">\n<p data-start=\"7932\" data-end=\"7948\">Niveaux de tension<\/p>\n<\/li>\n<li data-start=\"7949\" data-end=\"7967\">\n<p data-start=\"7951\" data-end=\"7967\">M\u00e9thode de refroidissement<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"7969\" data-end=\"8010\"><span class=\"ez-toc-section\" id=\"Step_3_Identify_Applicable_Standards\"><\/span>\u00c9tape 3 : Identifier les normes applicables<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"8011\" data-end=\"8065\">\n<li data-start=\"8011\" data-end=\"8018\">\n<p data-start=\"8013\" data-end=\"8018\">CEI<\/p>\n<\/li>\n<li data-start=\"8019\" data-end=\"8034\">\n<p data-start=\"8021\" data-end=\"8034\">IEEE \/ ANSI<\/p>\n<\/li>\n<li data-start=\"8035\" data-end=\"8065\">\n<p data-start=\"8037\" data-end=\"8065\">Exigences du r\u00e9seau national<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"8067\" data-end=\"8113\"><span class=\"ez-toc-section\" id=\"Step_4_Choose_an_Experienced_Manufacturer\"><\/span>\u00c9tape 4 : Choisir un fabricant exp\u00e9riment\u00e9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"8114\" data-end=\"8222\">\n<li data-start=\"8114\" data-end=\"8158\">\n<p data-start=\"8116\" data-end=\"8158\">R\u00e9f\u00e9rences \u00e9prouv\u00e9es de transformateurs de poste<\/p>\n<\/li>\n<li data-start=\"8159\" data-end=\"8193\">\n<p data-start=\"8161\" data-end=\"8193\">Capacit\u00e9 de soutien technique<\/p>\n<\/li>\n<li data-start=\"8194\" data-end=\"8222\">\n<p data-start=\"8196\" data-end=\"8222\">Un contr\u00f4le de qualit\u00e9 fiable<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"8224\" data-end=\"8292\"><strong data-start=\"8224\" data-end=\"8292\">Le manque d'exp\u00e9rience dans les grands projets de sous-stations constitue un risque majeur.<\/strong><\/p>\n<hr data-start=\"8294\" data-end=\"8297\" \/>\n<h2 data-start=\"8299\" data-end=\"8345\"><span class=\"ez-toc-section\" id=\"Why_Global_Clients_Choose_Yawei_Transformer\"><\/span>Pourquoi les clients internationaux choisissent-ils les transformateurs Yawei ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"8347\" data-end=\"8488\">En tant que fabricant professionnel de transformateurs de puissance, <strong data-start=\"8397\" data-end=\"8418\">Transformateur Yawei<\/strong> se concentre sur les solutions de transformation au niveau des sous-stations pour les march\u00e9s mondiaux.<\/p>\n<p data-start=\"8490\" data-end=\"8512\">Nos points forts sont les suivants<\/p>\n<ul data-start=\"8513\" data-end=\"8780\">\n<li data-start=\"8513\" data-end=\"8562\">\n<p data-start=\"8515\" data-end=\"8562\">Transformateurs de poste de 5 MVA \u00e0 500 MVA<\/p>\n<\/li>\n<li data-start=\"8563\" data-end=\"8614\">\n<p data-start=\"8565\" data-end=\"8614\">Niveaux de tension jusqu'aux classes de tr\u00e8s haute tension<\/p>\n<\/li>\n<li data-start=\"8615\" data-end=\"8660\">\n<p data-start=\"8617\" data-end=\"8660\">Conformit\u00e9 aux normes IEC, IEEE, ANSI<\/p>\n<\/li>\n<li data-start=\"8661\" data-end=\"8728\">\n<p data-start=\"8663\" data-end=\"8728\">Ing\u00e9nierie sur mesure pour les projets de r\u00e9seaux, industriels et d'\u00e9nergies renouvelables<\/p>\n<\/li>\n<li data-start=\"8729\" data-end=\"8780\">\n<p data-start=\"8731\" data-end=\"8780\">Essais de routine et de type stricts avant la livraison<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"8782\" data-end=\"8877\">Nous ne nous contentons pas de fabriquer des transformateurs, nous les livrons. <strong data-start=\"8835\" data-end=\"8876\">solutions \u00e0 long terme pour la fiabilit\u00e9 de l'alimentation \u00e9lectrique<\/strong>.<\/p>\n<p data-start=\"8782\" data-end=\"8877\"><span style=\"font-size: 140%;\"><a href=\"https:\/\/yawei-powertransformer.com\/fr\/what-is-a-power-transformer-detailed-working-principle-key-components-types-and-essential-terminology-explained\/\">Read More\uff1aQu'est-ce qu'un transformateur de puissance ? Principe de fonctionnement d\u00e9taill\u00e9, composants cl\u00e9s, types et terminologie essentielle expliqu\u00e9s.<\/a><\/span><\/p>\n<hr data-start=\"8879\" data-end=\"8882\" \/>\n<h2 data-start=\"8884\" data-end=\"8951\"><span class=\"ez-toc-section\" id=\"Final_Thoughts_A_Substation_Transformer_Is_a_30-Year_Investment\"><\/span>R\u00e9flexions finales : Un transformateur de poste est un investissement sur 30 ans<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"8953\" data-end=\"9045\">Dans les r\u00e9seaux \u00e9lectriques, les transformateurs des sous-stations ne sont pas des produits consommables. <strong data-start=\"9024\" data-end=\"9044\">atouts strat\u00e9giques<\/strong>.<\/p>\n<p data-start=\"9047\" data-end=\"9104\">Un transformateur bien con\u00e7u et correctement choisi signifie :<\/p>\n<ul data-start=\"9105\" data-end=\"9215\">\n<li data-start=\"9105\" data-end=\"9136\">\n<p data-start=\"9107\" data-end=\"9136\">Des d\u00e9cennies de fonctionnement stable<\/p>\n<\/li>\n<li data-start=\"9137\" data-end=\"9178\">\n<p data-start=\"9139\" data-end=\"9178\">R\u00e9duction des co\u00fbts de maintenance et d'exploitation<\/p>\n<\/li>\n<li data-start=\"9179\" data-end=\"9215\">\n<p data-start=\"9181\" data-end=\"9215\">R\u00e9duction des risques de panne et de d\u00e9faillance<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"9217\" data-end=\"9325\">Si vous planifiez ou recherchez un transformateur de poste, notre \u00e9quipe d'ing\u00e9nieurs est pr\u00eate \u00e0 vous aider :<\/p>\n<ul data-start=\"9326\" data-end=\"9442\">\n<li data-start=\"9326\" data-end=\"9357\">\n<p data-start=\"9328\" data-end=\"9357\">Consultation technique gratuite<\/p>\n<\/li>\n<li data-start=\"9358\" data-end=\"9397\">\n<p data-start=\"9360\" data-end=\"9397\">Conception de transformateurs sp\u00e9cifiques au projet<\/p>\n<\/li>\n<li data-start=\"9398\" data-end=\"9442\">\n<p data-start=\"9400\" data-end=\"9442\">R\u00e9ponse rapide et professionnelle au devis<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"9444\" data-end=\"9542\"><strong data-start=\"9444\" data-end=\"9479\">Contactez Yawei Transformer aujourd'hui<\/strong> pour s'assurer que votre projet \u00e9nerg\u00e9tique repose sur des bases solides.<\/p>\n\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f280-o1\" lang=\"en-US\" dir=\"ltr\" data-wpcf7-id=\"280\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/fr\/wp-json\/wp\/v2\/posts\/2075#wpcf7-f280-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"Contact form\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/fr\/wp-json\/wp\/v2\/posts\/2075#wpcf7-f280-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"280\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.4\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"en_US\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f280-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/fieldset>\n<div class='custom_contact_style'>\n\t<div class=\"row row-small\">\n\t\t<div class=\"col medium-6 small-12 large-6\">\n\t\t\t<div class=\"col-inner\">\n\t\t\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Nom*\" value=\"\" type=\"text\" name=\"your-name\" \/><\/span>\n\t\t\t\t<\/p>\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<div class=\"col medium-6 small-12 large-6\">\n\t\t\t<div class=\"col-inner\">\n\t\t\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-email\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Courriel*\" value=\"\" type=\"email\" name=\"your-email\" \/><\/span>\n\t\t\t\t<\/p>\n\t\t\t<\/div>\n\t\t<\/div>\n\t<\/div>\n\t<div class='cus_contact_form_bottom'>\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-phone\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text\" aria-invalid=\"false\" placeholder=\"T\u00e9l\u00e9phone\" value=\"\" type=\"text\" name=\"your-phone\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class='cus_contact_form_bottom'>\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-country\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text\" aria-invalid=\"false\" placeholder=\"Pays\" value=\"\" type=\"text\" name=\"your-country\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-message\"><textarea cols=\"40\" rows=\"10\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Votre message *\" name=\"your-message\"><\/textarea><\/span>\n\t<\/p>\n\t<div style=\"margin-bottom:10px;\">\n\t\t<p><span class=\"wpcf7-form-control-wrap kc_captcha cf7ic-toggle\" data-name=\"kc_captcha\"><span class=\"wpcf7-form-control wpcf7-radio\"><span class=\"captcha-image\" style=\"display: none;\"><span class=\"cf7ic_instructions\">Please prove you are human by selecting the<span> plane<\/span>.<\/span><label><input aria-label=\"1\" type=\"radio\" name=\"kc_captcha\" value=\"bot\" \/><svg aria-hidden=\"true\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\"><path fill=\"currentColor\" d=\"M192 384h192c53 0 96-43 96-96h32a128 128 0 000-256H120c-13 0-24 11-24 24v232c0 53 43 96 96 96zM512 96a64 64 0 010 128h-32V96h32zm48 384H48c-47 0-61-64-36-64h584c25 0 11 64-36 64z\"\/><\/svg><\/label><label><input aria-label=\"2\" type=\"radio\" name=\"kc_captcha\" value=\"bot\" \/><svg aria-hidden=\"true\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 512 512\"><path fill=\"currentColor\" d=\"M512 176a176 176 0 01-209 173l-24 27a24 24 0 01-18 8h-37v40c0 13-11 24-24 24h-40v40c0 13-11 24-24 24H24c-13 0-24-11-24-24v-78c0-6 3-13 7-17l162-162a176 176 0 11343-55zm-176-48a48 48 0 1096 0 48 48 0 00-96 0z\"\/><\/svg><\/label><label><input aria-label=\"3\" type=\"radio\" name=\"kc_captcha\" value=\"kc_human\" \/><svg aria-hidden=\"true\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 576 512\"><path fill=\"currentColor\" d=\"M472 200H360L256 6a12 12 0 00-10-6h-58c-8 0-14 7-12 15l34 185H100l-35-58a12 12 0 00-10-6H12c-8 0-13 7-12 14l21 106L0 362c-1 7 4 14 12 14h43c4 0 8-2 10-6l35-58h110l-34 185c-2 8 4 15 12 15h58a12 12 0 0010-6l104-194h112c57 0 104-25 104-56s-47-56-104-56z\"\/><\/svg><\/label>\r\n    <\/span>\r\n    <span style=\"display:none\">\r\n        <input type=\"text\" name=\"kc_honeypot\">\r\n    <\/span><\/span><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<p><input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"Envoyer un message\" \/>\n\t<\/p>\n<\/div><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"fr\"\/><\/form>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Introduction: Why Substation Transformers Are the Backbone of Power Systems In every modern power system\u2014whether it serves cities, industrial zones, mines, data centers, or renewable energy plants\u2014substations play a critical role. And at the heart of every substation lies one piece of equipment that determines efficiency, safety, and long-term reliability: the substation transformer. From power [&#8230;]\n","protected":false},"author":3,"featured_media":2076,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[281,230,283,280,222,278,277,284,279,282],"class_list":["post-2075","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","tag-high-voltage-power-systems","tag-high-voltage-transformer","tag-industrial-power-distribution","tag-mva-transformer-capacity","tag-power-transformer","tag-substation-equipment","tag-substation-transformer","tag-transformer-procurement","tag-transformer-selection-guide","tag-utility-substation"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Substation Transformer Guide (5\u2013500 MVA, 35\u2013500 kV): Principles, Types, Selection &amp; Procurement<\/title>\n<meta name=\"description\" content=\"Comprehensive guide to substation transformers covering working principles, transformer types, MVA capacity selection (5\u2013500 MVA), voltage classes from 35 kV to 500 kV, technical parameters, common failures, and procurement tips for utility, industrial, and renewable energy projects. Learn how to choose the right substation transformer for long-term reliability and cost efficiency.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Substation Transformer Guide (5\u2013500 MVA, 35\u2013500 kV): Principles, Types, Selection &amp; Procurement\" \/>\n<meta property=\"og:description\" content=\"Comprehensive guide to substation transformers covering working principles, transformer types, MVA capacity selection (5\u2013500 MVA), voltage classes from 35 kV to 500 kV, technical parameters, common failures, and procurement tips for utility, industrial, and renewable energy projects. Learn how to choose the right substation transformer for long-term reliability and cost efficiency.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/\" \/>\n<meta property=\"og:site_name\" content=\"Electrical Power Transformer Manufacturer | 0.11\u2013500kV, 15kVA\u20131200MVA \u2013 Sichuan Yawei Transformer\" \/>\n<meta property=\"article:published_time\" content=\"2026-02-03T08:37:59+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-02-03T08:52:08+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/Substation-Transformer-A-Complete-Guide-to-Principles-Types-Selection-and-Procurement.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"900\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Yawei Transformer\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Yawei Transformer\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/yawei-powertransformer.com\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/\",\"url\":\"https:\/\/yawei-powertransformer.com\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/\",\"name\":\"Substation Transformer Guide (5\u2013500 MVA, 35\u2013500 kV): Principles, Types, Selection & Procurement\",\"isPartOf\":{\"@id\":\"https:\/\/yawei-powertransformer.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/yawei-powertransformer.com\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/yawei-powertransformer.com\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/Substation-Transformer-A-Complete-Guide-to-Principles-Types-Selection-and-Procurement.webp\",\"datePublished\":\"2026-02-03T08:37:59+00:00\",\"dateModified\":\"2026-02-03T08:52:08+00:00\",\"author\":{\"@id\":\"https:\/\/yawei-powertransformer.com\/#\/schema\/person\/0ae22f493b65e21297ff883a900a4406\"},\"description\":\"Comprehensive guide to substation transformers covering working principles, transformer types, MVA capacity selection (5\u2013500 MVA), voltage classes from 35 kV to 500 kV, technical parameters, common failures, and procurement tips for utility, industrial, and renewable energy projects. Learn how to choose the right substation transformer for long-term reliability and cost efficiency.\",\"breadcrumb\":{\"@id\":\"https:\/\/yawei-powertransformer.com\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/yawei-powertransformer.com\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/yawei-powertransformer.com\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#primaryimage\",\"url\":\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/Substation-Transformer-A-Complete-Guide-to-Principles-Types-Selection-and-Procurement.webp\",\"contentUrl\":\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/Substation-Transformer-A-Complete-Guide-to-Principles-Types-Selection-and-Procurement.webp\",\"width\":900,\"height\":600,\"caption\":\"High-voltage substation transformer with 5\u2013500 MVA capacity and 35\u2013500 kV voltage class, designed for utility, industrial, and renewable energy projects across Europe, North America, South America, Australia, the UK, Germany, France, the USA, and Canada.\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/yawei-powertransformer.com\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/yawei-powertransformer.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Substation Transformer: A Complete Guide to Principles, Types, Selection, and Procurement\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/yawei-powertransformer.com\/#website\",\"url\":\"https:\/\/yawei-powertransformer.com\/\",\"name\":\"Electrical Power Transformer Manufacturer | 0.11\u2013500kV, 15kVA\u20131200MVA \u2013 Sichuan Yawei Transformer\",\"description\":\"Yawei Transformer is a professional China-based electrical power transformer manufacturer and factory, specializing in customized transformer solutions with voltage ratings from 0.11kV to 500kV and capacities from 15kVA to 1200MVA. Our products include distribution, pad-mounted, pole-mounted, dry-type, oil-immersed, and high-voltage power transformers, meeting UL, CE, and ISO standards and supplied to customers across the USA, Canada, and global markets.\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/yawei-powertransformer.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/yawei-powertransformer.com\/#\/schema\/person\/0ae22f493b65e21297ff883a900a4406\",\"name\":\"Yawei Transformer\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/yawei-powertransformer.com\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/01\/Yawei-Transformer-is-a-China-based-manufacturer-specializing-in-6\u2013500kV-electric-power-transformers-for-transmission-distribution-and-substation-applications-100x100.png\",\"contentUrl\":\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/01\/Yawei-Transformer-is-a-China-based-manufacturer-specializing-in-6\u2013500kV-electric-power-transformers-for-transmission-distribution-and-substation-applications-100x100.png\",\"caption\":\"Yawei Transformer\"},\"description\":\"Yawei Transformer, a leading transformer manufacturer, is expanding its global production capacity with a new factory in Sichuan, set to begin full operation in 2026. Equipped with modern facilities, professional engineering teams, and comprehensive testing capabilities, the new Sichuan factory produces a full range of transformers\u2014from 6\u202fkV to 500\u202fkV and 15\u202fkVA to 1200\u202fMVA\u2014designed to meet international standards. Supported by Jiangsu Yawei Transformer, the group headquarters, Yawei delivers customized, high-quality, and reliable transformer solutions to customers worldwide, serving utilities, industrial sites, commercial projects, data centers, and renewable energy applications.\",\"url\":\"https:\/\/yawei-powertransformer.com\/fr\/author\/muban\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Guide des transformateurs de sous-stations (5-500 MVA, 35-500 kV) : Principes, types, s\u00e9lection et approvisionnement","description":"Guide complet sur les transformateurs de poste couvrant les principes de fonctionnement, les types de transformateurs, la s\u00e9lection de la capacit\u00e9 MVA (5-500 MVA), les classes de tension de 35 kV \u00e0 500 kV, les param\u00e8tres techniques, les d\u00e9faillances courantes et les conseils d'achat pour les projets de services publics, industriels et d'\u00e9nergie renouvelable. Apprenez \u00e0 choisir le bon transformateur de poste pour une fiabilit\u00e9 \u00e0 long terme et un bon rapport co\u00fbt-efficacit\u00e9.","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:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/","og_locale":"fr_FR","og_type":"article","og_title":"Substation Transformer Guide (5\u2013500 MVA, 35\u2013500 kV): Principles, Types, Selection & Procurement","og_description":"Comprehensive guide to substation transformers covering working principles, transformer types, MVA capacity selection (5\u2013500 MVA), voltage classes from 35 kV to 500 kV, technical parameters, common failures, and procurement tips for utility, industrial, and renewable energy projects. Learn how to choose the right substation transformer for long-term reliability and cost efficiency.","og_url":"https:\/\/yawei-powertransformer.com\/fr\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/","og_site_name":"Electrical Power Transformer Manufacturer | 0.11\u2013500kV, 15kVA\u20131200MVA \u2013 Sichuan Yawei Transformer","article_published_time":"2026-02-03T08:37:59+00:00","article_modified_time":"2026-02-03T08:52:08+00:00","og_image":[{"width":900,"height":600,"url":"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/Substation-Transformer-A-Complete-Guide-to-Principles-Types-Selection-and-Procurement.webp","type":"image\/webp"}],"author":"Yawei Transformer","twitter_card":"summary_large_image","twitter_misc":{"\u00c9crit par":"Yawei Transformer","Dur\u00e9e de lecture estim\u00e9e":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/yawei-powertransformer.com\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/","url":"https:\/\/yawei-powertransformer.com\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/","name":"Guide des transformateurs de sous-stations (5-500 MVA, 35-500 kV) : Principes, types, s\u00e9lection et approvisionnement","isPartOf":{"@id":"https:\/\/yawei-powertransformer.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/yawei-powertransformer.com\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#primaryimage"},"image":{"@id":"https:\/\/yawei-powertransformer.com\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#primaryimage"},"thumbnailUrl":"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/Substation-Transformer-A-Complete-Guide-to-Principles-Types-Selection-and-Procurement.webp","datePublished":"2026-02-03T08:37:59+00:00","dateModified":"2026-02-03T08:52:08+00:00","author":{"@id":"https:\/\/yawei-powertransformer.com\/#\/schema\/person\/0ae22f493b65e21297ff883a900a4406"},"description":"Guide complet sur les transformateurs de poste couvrant les principes de fonctionnement, les types de transformateurs, la s\u00e9lection de la capacit\u00e9 MVA (5-500 MVA), les classes de tension de 35 kV \u00e0 500 kV, les param\u00e8tres techniques, les d\u00e9faillances courantes et les conseils d'achat pour les projets de services publics, industriels et d'\u00e9nergie renouvelable. Apprenez \u00e0 choisir le bon transformateur de poste pour une fiabilit\u00e9 \u00e0 long terme et un bon rapport co\u00fbt-efficacit\u00e9.","breadcrumb":{"@id":"https:\/\/yawei-powertransformer.com\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/yawei-powertransformer.com\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/yawei-powertransformer.com\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#primaryimage","url":"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/Substation-Transformer-A-Complete-Guide-to-Principles-Types-Selection-and-Procurement.webp","contentUrl":"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/02\/Substation-Transformer-A-Complete-Guide-to-Principles-Types-Selection-and-Procurement.webp","width":900,"height":600,"caption":"High-voltage substation transformer with 5\u2013500 MVA capacity and 35\u2013500 kV voltage class, designed for utility, industrial, and renewable energy projects across Europe, North America, South America, Australia, the UK, Germany, France, the USA, and Canada."},{"@type":"BreadcrumbList","@id":"https:\/\/yawei-powertransformer.com\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/yawei-powertransformer.com\/"},{"@type":"ListItem","position":2,"name":"Substation Transformer: A Complete Guide to Principles, Types, Selection, and Procurement"}]},{"@type":"WebSite","@id":"https:\/\/yawei-powertransformer.com\/#website","url":"https:\/\/yawei-powertransformer.com\/","name":"Fabricant de transformateurs de puissance \u00e9lectrique | 0.11-500kV, 15kVA-1200MVA - Sichuan Yawei Transformer","description":"Yawei Transformer est un fabricant et une usine de transformateurs \u00e9lectriques professionnels bas\u00e9s en Chine, sp\u00e9cialis\u00e9s dans les solutions de transformation personnalis\u00e9es avec des tensions nominales de 0,11kV \u00e0 500kV et des capacit\u00e9s de 15kVA \u00e0 1200MVA. Nos produits comprennent des transformateurs de distribution, des transformateurs mont\u00e9s sur socle ou sur poteau, des transformateurs secs, des transformateurs \u00e0 bain d'huile et des transformateurs haute tension, conformes aux normes UL, CE et ISO, et fournis \u00e0 des clients aux \u00c9tats-Unis, au Canada et sur les march\u00e9s mondiaux.","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/yawei-powertransformer.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Person","@id":"https:\/\/yawei-powertransformer.com\/#\/schema\/person\/0ae22f493b65e21297ff883a900a4406","name":"Transformateur Yawei","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/yawei-powertransformer.com\/#\/schema\/person\/image\/","url":"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/01\/Yawei-Transformer-is-a-China-based-manufacturer-specializing-in-6\u2013500kV-electric-power-transformers-for-transmission-distribution-and-substation-applications-100x100.png","contentUrl":"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/01\/Yawei-Transformer-is-a-China-based-manufacturer-specializing-in-6\u2013500kV-electric-power-transformers-for-transmission-distribution-and-substation-applications-100x100.png","caption":"Yawei Transformer"},"description":"Yawei Transformer, l'un des principaux fabricants de transformateurs, \u00e9tend sa capacit\u00e9 de production mondiale avec une nouvelle usine dans le Sichuan, qui devrait commencer \u00e0 fonctionner pleinement en 2026. Dot\u00e9e d'installations modernes, d'\u00e9quipes d'ing\u00e9nieurs professionnels et de capacit\u00e9s de test compl\u00e8tes, la nouvelle usine du Sichuan produit une gamme compl\u00e8te de transformateurs - de 6 kV \u00e0 500 kV et de 15 kVA \u00e0 1200 MVA - con\u00e7us pour r\u00e9pondre aux normes internationales. Soutenue par Jiangsu Yawei Transformer, le si\u00e8ge du groupe, Yawei fournit des solutions de transformateurs personnalis\u00e9es, de haute qualit\u00e9 et fiables \u00e0 des clients du monde entier, desservant des services publics, des sites industriels, des projets commerciaux, des centres de donn\u00e9es et des applications d'\u00e9nergie renouvelable.","url":"https:\/\/yawei-powertransformer.com\/fr\/author\/muban\/"}]}},"_links":{"self":[{"href":"https:\/\/yawei-powertransformer.com\/fr\/wp-json\/wp\/v2\/posts\/2075","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yawei-powertransformer.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yawei-powertransformer.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yawei-powertransformer.com\/fr\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/yawei-powertransformer.com\/fr\/wp-json\/wp\/v2\/comments?post=2075"}],"version-history":[{"count":6,"href":"https:\/\/yawei-powertransformer.com\/fr\/wp-json\/wp\/v2\/posts\/2075\/revisions"}],"predecessor-version":[{"id":2084,"href":"https:\/\/yawei-powertransformer.com\/fr\/wp-json\/wp\/v2\/posts\/2075\/revisions\/2084"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yawei-powertransformer.com\/fr\/wp-json\/wp\/v2\/media\/2076"}],"wp:attachment":[{"href":"https:\/\/yawei-powertransformer.com\/fr\/wp-json\/wp\/v2\/media?parent=2075"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yawei-powertransformer.com\/fr\/wp-json\/wp\/v2\/categories?post=2075"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yawei-powertransformer.com\/fr\/wp-json\/wp\/v2\/tags?post=2075"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}