{"id":223307,"date":"2012-01-03T23:00:00","date_gmt":"2012-01-03T23:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/alimentations-electriques-a-conversion-numerique\/"},"modified":"2012-01-03T23:00:00","modified_gmt":"2012-01-03T23:00:00","slug":"alimentations-electriques-a-conversion-numerique","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/alimentations-electriques-a-conversion-numerique\/","title":{"rendered":"Alimentations \u00e9lectriques \u00e0 conversion num\u00e9rique"},"content":{"rendered":"<p>&quot; Il existe une forte demande pour les alimentations compactes refroidies par convection produisant leur puissance nominale sans compromettre la fiabilit&eacute; &agrave; long terme. Notre savoir-faire &eacute;prouv&eacute; dans le domaine de la conversion de puissance num&eacute;rique nous permet de r&eacute;duire de 50 % la dissipation de puissance, garantissant une conception thermique simplifi&eacute;e. La CFE400M est id&eacute;alement adapt&eacute;e aux clients tenus de respecter les directives ErP ou Climate Savers Eco-Design. &quot; explique Martin Southam, Directeur Marketing de TDK-Lambda EMEA. En cas de refroidissement par convection, la puissance nominale de la CFE400M est de 300 W pour des temp&eacute;ratures d&rsquo;exploitation jusqu&rsquo;&agrave; 40&deg;C (250 W &agrave; 50&deg;C) ; en cas de refroidissement par ventilateur qu&rsquo;il s&rsquo;agisse d&rsquo;un ventilateur int&eacute;gral silencieux ou d&rsquo;un flux d&rsquo;air pr&eacute;sent dans l&rsquo;application de seulement 1,5 m\/s, la puissance nominale de l&rsquo;alimentation est de 400 W jusqu&rsquo;&agrave; 50&deg;C. L&rsquo;alimentation CFE400M peut aussi d&eacute;velopper une puissance de cr&ecirc;te de 450 W pendant 10 secondes maximum pour les deux options de refroidissement.<br \/>\nPropos&eacute;e en versions 12 V, 24 V et 48 Vdc ajustables avec une sortie auxiliaire pour ventilateur de 12 Vcc\/0,25 A, l&rsquo;alimentation CFE400M dispose d&rsquo;une alimentation auxiliaire de 5 V\/100 mA et une option 5 V\/2 A est &eacute;galement propos&eacute;e. L&rsquo;option 100 mA respecte la directive ErP avec une consommation &agrave; vide de la CFE400M inf&eacute;rieure &agrave; 0,5 W et tous les mod&egrave;les respectent, voire d&eacute;passent, le niveau Silver du programme Climate Savers Silver. Les autres avantages de ce produit sont un rendement &eacute;lev&eacute; (94 %) et ses fonctions de mise sous-tension\/hors tension (ON\/OFF) &agrave; distance et de t&eacute;l&eacute; r&eacute;gulation (sense). Gr&acirc;ce &agrave; ces fonctions associ&eacute;es &agrave; une taille tr&egrave;s compacte (178 x 100 x 40 mm) la CFE400M est parfaitement adapt&eacute;e &agrave; de nombreux types d&rsquo;&eacute;quipements m&eacute;dicaux et dentaires et autres applications &agrave; haute int&eacute;grit&eacute;, y compris les applications ATE, d&rsquo;automatisation, de diffusion (broadcasting), d&rsquo;instrumentation, de routeurs, de serveurs et les r&eacute;seaux de s&eacute;curis&eacute;s.<br \/>\nLe microprocesseur de l&rsquo;alimentation CFE400M contr&ocirc;le la sortie du convertisseur &agrave; r&eacute;sonnance et surveille la fonction d&rsquo;activation\/d&eacute;sactivation (ON\/OFF) &agrave; distance. Il contr&ocirc;le &eacute;galement la limite de courant et le courant de cr&ecirc;te, ce qui permet &agrave; la CFE400M d&rsquo;alimenter des charges inductives et capacitives sans dysfonctionnement. Comme c&rsquo;&eacute;tait le cas de la gamme EFE, g&eacute;n&eacute;ration pr&eacute;c&eacute;dente d&rsquo;alimentations &agrave; commande num&eacute;rique, le microprocesseur surveille &eacute;galement les routines de gestion interne, telles que la gestion des temps de mise sous tension et hors tension et la surveillance du PFC, r&eacute;duisant ainsi de 25 % le nombre de composants n&eacute;cessaires au circuit de contr&ocirc;le.<br \/>\nTous les mod&egrave;les de la gamme CFE400M de TDK-Lambda sont homologu&eacute;s IEC\/EN\/UL\/CSA 60950-1 Edition 2 pour les applications g&eacute;n&eacute;ralistes, IEC\/EN\/UL\/CSA 61010-1 Edition 2 pour les applications de laboratoire et de contr&ocirc;le de processus et IEC\/EN\/UL\/CSA 60601-1 Editions 2 &amp; 3 pour les &eacute;quipements m&eacute;dicaux. Les unit&eacute;s portent &eacute;galement le marquage CE conform&eacute;ment &agrave; la directive Basse Tension et sont garanties 5 ans.<\/p>\n<p><a title=\"www.fr.tdk-lambda.com\" target=\"_blank\" href=\"https:\/\/www.fr.tdk-lambda.com\" rel=\"noopener\">www.fr.tdk-lambda.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>TDK-Lambda vient de pr\u00e9senter ses alimentations \u00e9lectriques m\u00e9dicales AC-DC \u00e0 gestion num\u00e9rique de nouvelle g\u00e9n\u00e9ration. L&rsquo;alimentation CFE400M \u00e0 sortie unique est propos\u00e9e en version refroidissement par convection ou par ventilateur. Associant une isolation entr\u00e9e-sortie renforc\u00e9e de 4k Vac dot\u00e9e d&rsquo;un syst\u00e8me de double fusible d&rsquo;entr\u00e9e et une isolation de sortie \u00e0 la terre de 1500 Vac, la CFE400M se conforme aux normes de s\u00e9curit\u00e9 IEC\/EN\/UL\/CSA 60601-1 Ed 2 &amp; 3 r\u00e9gissant les mat\u00e9riels m\u00e9dicaux et adapt\u00e9es aux applications m\u00e9dicales de type BF (Body Floating).<\/p>\n","protected":false},"author":22,"featured_media":223308,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[],"domains":[47],"ppma_author":[1149],"class_list":["post-223307","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Alimentations \u00e9lectriques \u00e0 conversion num\u00e9rique ...<\/title>\n<meta name=\"description\" content=\"TDK-Lambda vient de pr\u00e9senter ses alimentations \u00e9lectriques m\u00e9dicales AC-DC \u00e0 gestion num\u00e9rique de nouvelle g\u00e9n\u00e9ration. L&#039;alimentation CFE400M \u00e0...\" \/>\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.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/223307\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Alimentations \u00e9lectriques \u00e0 conversion num\u00e9rique\" \/>\n<meta property=\"og:description\" content=\"TDK-Lambda vient de pr\u00e9senter ses alimentations \u00e9lectriques m\u00e9dicales AC-DC \u00e0 gestion num\u00e9rique de nouvelle g\u00e9n\u00e9ration. L&#039;alimentation CFE400M \u00e0 sortie unique est propos\u00e9e en version refroidissement par convection ou par ventilateur. Associant une isolation entr\u00e9e-sortie renforc\u00e9e de 4k Vac dot\u00e9e d&#039;un syst\u00e8me de double fusible d&#039;entr\u00e9e et une isolation de sortie \u00e0 la terre de 1500 Vac, la CFE400M se conforme aux normes de s\u00e9curit\u00e9 IEC\/EN\/UL\/CSA 60601-1 Ed 2 &amp; 3 r\u00e9gissant les mat\u00e9riels m\u00e9dicaux et adapt\u00e9es aux applications m\u00e9dicales de type BF (Body Floating).\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/223307\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2012-01-03T23:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/import\/eci3078_tdk.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2100\" \/>\n\t<meta property=\"og:image:height\" content=\"1500\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta 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L'alimentation CFE400M \u00e0...","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.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/223307\/","og_locale":"fr_FR","og_type":"article","og_title":"Alimentations \u00e9lectriques \u00e0 conversion num\u00e9rique","og_description":"TDK-Lambda vient de pr\u00e9senter ses alimentations \u00e9lectriques m\u00e9dicales AC-DC \u00e0 gestion num\u00e9rique de nouvelle g\u00e9n\u00e9ration. L'alimentation CFE400M \u00e0 sortie unique est propos\u00e9e en version refroidissement par convection ou par ventilateur. 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