{"id":89348,"date":"2026-04-09T17:06:36","date_gmt":"2026-04-09T15:06:36","guid":{"rendered":"https:\/\/www.lecosinus.fr\/non%20class\u00e9\/autotransformateur-triphase-400v-400v\/"},"modified":"2026-04-22T15:29:39","modified_gmt":"2026-04-22T13:29:39","slug":"autotransformateur-triphase-400v-400v","status":"publish","type":"product","link":"https:\/\/www.lecosinus.fr\/en\/autotransformateurs\/autotransformateurs-triphase\/autotransformateur-triphase-400v-400v\/","title":{"rendered":"Autotransformer Three-phase 400V \/ 400V"},"content":{"rendered":"<p>This autotransformer, also known as a \"neutral point creator\", is a three-phase 400 Volts to 400 Volts autotransformer that does not change the voltage value and is non-isolating by definition. It has one sole purpose: it allows, at a reduced cost, the creation of a neutral point in an installation that does not have one.<\/p>\n<p>Naturally, as Le Cosinus manufactures its own products in its workshops, we can adapt our autotransformers to all voltages according to your needs. All our three-phase autotransformers listed on this website are available in a wide range of power ratings, in bare (IP00) or enclosed (IP2X) versions.<\/p>\n<p class=\"translation-block\">But as always, we can perfectly adapt our products with weatherproof enclosures, meet numerous requirements such as improved harmonic tolerance, a UL\/CSA certified insulation system, adjustment taps and much more, via a <a href=\"\/en\/quote-request\/\"><strong>specific request<\/strong><\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Cet autotransformateur, \u00e9galement appel\u00e9 \u00ab de cr\u00e9ation de Neutre \u00bb, est un autotransformateur triphas\u00e9 400 Volts vers 400 Volts, qui ne permet pas de changer la valeur de la tension et n\u2019est pas isolant par d\u00e9finition. Il n\u2019a qu\u2019une utilit\u00e9 : il permet, \u00e0 un co\u00fbt r\u00e9duit, de cr\u00e9er un neutre sur une installation qui [&hellip;]<\/p>\n","protected":false},"featured_media":59150,"template":"","meta":{"_acf_changed":false,"_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"none","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"both","_seopress_redirections_param":"","_seopress_redirections_type":301,"_seopress_analysis_target_kw":"Autotransformateur Triphas\u00e9 400V \/ 400V,Autotransformateur Triphas\u00e9 400V 400V","_seopress_news_disabled":"","_seopress_video_disabled":"","_seopress_video":[],"_seopress_pro_schemas_manual":[],"_seopress_pro_rich_snippets_disable_all":"","_seopress_pro_rich_snippets_disable":[],"_seopress_pro_schemas":[],"content-type":""},"product_brand":[],"product_cat":[151],"product_tag":[],"class_list":["post-89348","product","type-product","status-publish","has-post-thumbnail","product_cat-autotransformateurs-triphase","first","outofstock","taxable","shipping-taxable","purchasable","product-type-variable"],"acf":{"codeaticle_cc_sans_version":"1U162-TN-X938\/C","isstandard":"Oui","logiciel":"G-Tech","parution_web":"Oui","codeartccweb":"1U162-TN-X938-C","numproduitweb":"X938-C","webparentproduitsku":"1U162-TN-X938-C","webrubriqueproduit":"Basse tension (BT\/BT)","webcaractproduit":"Cr\u00e9ation de Neutre","nomproduitweb":"Autotransformateur Triphas\u00e9 400V \/ 400V","type_produit":"Autotransformateur","nb_phase":"Triphas\u00e9","uprimweb":"400V","usec1web":"400V","webimagescotes":"PIC2-TT200-TT6300.jpg","webphotoproduit1":"T 630 - 1.png","webphotoproduit2":"T 630 - 2.png","webphotoproduit3":"T 630 - 3.png","webphotoproduit4":"T 630 - 4.png","webphotoproduit5":"","webphotoproduit6":"","webnomfichier3d":"T630_LE_COSINUS_3D_STL.zip","uprim":"400V Y","usec1":"400V Y+N 2.3A","usec2":"","usec3":"","usec4":"","sondes":"","options":"","datemodif":"20250923","delais_reappro":"1 \u00e0 2 semaines","tarif":"0","stock_dispo":"0","remarques_options":"<section class=\"caracteristiques-techniques\">    <h2>Caract\u00e9ristiques G\u00e9n\u00e9rales<\/h2>    <ul>        <li>Rendement de 95 \u00e0 98 % suivant puissance.<\/li>        <li>Faibles pertes et faible chute de tension, de 2 \u00e0 3% suivant puissance.<\/li>        <li>Impr\u00e9gnations haute qualit\u00e9 sous vide d'air.<\/li>        <li>Temp\u00e9ratures de fonctionnement 35\u00b0C ou 40\u00b0C.<\/li>        <li>IP00 ou IP21 avec peinture textur\u00e9s des coffrets RAL7035.<\/li>        <li>Connections sur borniers ou barres suivant la puissance.<\/li>        <li>Classe d'\u00e9chauffement : B, F ou H suivant r\u00e9f\u00e9rences.<\/li>        <li>Bobinage Cuivre ou Aluminium suivant puissance.<\/li>        <li>Respectueux de l\u2019environnement : RoHS et vernis sans solvant.<\/li>    <\/ul>    <h2>Options Disponibles<\/h2>    <ul>        <li>Ajout de protection \u00e9lectriques (Disjoncteurs, Fusible, Sectionneurs).<\/li>        <li>Adaptation des tensions jusqu'\u00e0 1000V.<\/li>        <li>Ajout de prise de r\u00e9glages.<\/li>        <li>Ajout de sondes de temp\u00e9ratures (NC, NO ou PT100).<\/li>        <li>Adaptation aux Fr\u00e9quences plus \u00e9lev\u00e9es (400Hz).<\/li>        <li>Adaptation aux harmoniques (Facteurs K7, K13 etc.).<\/li>        <li>Adaptation aux temp\u00e9ratures ambiantes extr\u00eames.<\/li>        <li>Variation de l'indice IP (IP00 \u00e0 IP55).<\/li>        <li>Ajout de Silent Bloc, Roulettes, Galets de roulement.<\/li>        <li>Tropicalisation renforc\u00e9e.<\/li>        <li>Peinture sp\u00e9ciale pour les boitiers.<\/li>        <li>Conception pour Encombrement sur-Mesure.<\/li>    <\/ul>    <div class=\"remarque-importante\">        <p><strong>&#9888; Remarque importante :<\/strong> Certaines options que vous souhaiteriez sont susceptibles de modifier les encombrements et le poids de l'autotransformateur. Merci de nous consulter.<\/p>    <\/div><\/section>"},"_links":{"self":[{"href":"https:\/\/www.lecosinus.fr\/en\/wp-json\/wp\/v2\/product\/89348","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lecosinus.fr\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.lecosinus.fr\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lecosinus.fr\/en\/wp-json\/wp\/v2\/media\/59150"}],"wp:attachment":[{"href":"https:\/\/www.lecosinus.fr\/en\/wp-json\/wp\/v2\/media?parent=89348"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.lecosinus.fr\/en\/wp-json\/wp\/v2\/product_brand?post=89348"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.lecosinus.fr\/en\/wp-json\/wp\/v2\/product_cat?post=89348"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.lecosinus.fr\/en\/wp-json\/wp\/v2\/product_tag?post=89348"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}