{"id":139426,"date":"2017-11-08T23:02:44","date_gmt":"2017-11-08T23:02:44","guid":{"rendered":"https:\/\/\/alimentations-ac-dc-a-cadre-ouvert-de-2x-4-offrant-des-densites-elevees-jusqua-30-w-in%c2%b3%e2%80%a8\/"},"modified":"2017-11-08T23:02:44","modified_gmt":"2017-11-08T23:02:44","slug":"alimentations-ac-dc-a-cadre-ouvert-de-2x-4-offrant-des-densites-elevees-jusqua-30-w-in%c2%b3%e2%80%a8","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/alimentations-ac-dc-a-cadre-ouvert-de-2x-4-offrant-des-densites-elevees-jusqua-30-w-in%c2%b3%e2%80%a8\/","title":{"rendered":"Alimentations AC-DC \u00e0 cadre ouvert de 2&Prime;x 4&Prime; offrant des densit\u00e9s \u00e9lev\u00e9es jusqu&rsquo;\u00e0 30 W\/in\u00b3\u2028"},"content":{"rendered":"<p>Les familles VOF-180 et VOF-225A, produisant respectivement 180 W et 225 W de puissance continue, affichent des forts rendements atteignant 94% et des densit\u00e9s de puissance \u00e9lev\u00e9es allant jusqu&rsquo;\u00e0 30 W\/in3. Install\u00e9es dans des bo\u00eetiers compacts et de petites dimensions mesurant \u00e0 peine 2 x 4 x 0,75 pouces (50 x 101 x 19 mm), ces alimentations AC-DC assurent des \u00e9conomies d&rsquo;espace et d&rsquo;\u00e9nergie aux \u00e9quipements IT, industriels et \u00e9lectroniques grand public.<br \/>\nLes mod\u00e8les 180 W et 225 W se caract\u00e9risent par une consommation \u00e0 vide inf\u00e9rieure \u00e0 0,5 W et sont certifi\u00e9s selon les normes de s\u00e9curit\u00e9 UL et EN 60950-1, tout en respectant les limites de la norme EN 55032 B pour les \u00e9missions par conduction et rayonnement. Les deux familles \u00e0 cadre ouvert acceptent une tension d&rsquo;entr\u00e9e universelle comprise entre 80 et 264 Vac et offrent des tensions de sortie unique de 12 \u00e0 58 Vcc. Tous les mod\u00e8les fonctionnent sur des plages de temp\u00e9rature de -40 \u00e0 +50\u00b0C \u00e0 pleine charge avec refroidissement par air forc\u00e9, voire jusqu&rsquo;\u00e0 +70\u00b0C au prix d&rsquo;un d\u00e9classement de 50%.<br \/>\nLes caract\u00e9ristiques suppl\u00e9mentaires incluent une sortie pour ventilateur de 12 Vdc\/500 mA, une correction du facteur de puissance et des protections contre les surtensions, les surintensit\u00e9s et les court-circuits. Calcul\u00e9 selon Telcordia SR-332 Issue 3, les deux nouvelles familles VOF affichent \u00e9galement un MTBF de 3,37 millions d&rsquo;heures.<br \/>\n&nbsp;<\/p>\n<p><a href=\"http:\/\/www.cui.com\/high-density-ac-dc-power-supplies\">www.cui.com\/high-density-ac-dc-power-supplies<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le Power Group\u00a0 de CUI a annonc\u00e9 l&rsquo;extension de son portefeuille d&rsquo;alimentations AC-DC de haute densit\u00e9 \u00e0 cadre ouvert avec l&rsquo;introduction de deux nouvelles familles. <\/p>\n","protected":false},"author":9,"featured_media":139427,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[],"domains":[47],"ppma_author":[1141],"class_list":["post-139426","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Alimentations AC-DC \u00e0 cadre ouvert de 2&quot;x 4&quot; 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