{"id":228482,"date":"2013-11-14T23:00:00","date_gmt":"2013-11-14T23:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/alimentations-ac-dc-programmables-en-courant-et-tension\/"},"modified":"2013-11-14T23:00:00","modified_gmt":"2013-11-14T23:00:00","slug":"alimentations-ac-dc-programmables-en-courant-et-tension","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/alimentations-ac-dc-programmables-en-courant-et-tension\/","title":{"rendered":"Alimentations AC\/DC programmables en courant et tension"},"content":{"rendered":"<p>La tension et le courant de sortie sont programmables de 0% &agrave; 105% de la valeur nominale &agrave; travers une interface RS232, I2C, une tension de 0 &agrave; +5 VDC ou encore gr&acirc;ce &agrave; un potentiom&egrave;tre. En programmant le courant, il est possible d&rsquo;obtenir un courant de sortie constant jusqu&rsquo;&agrave; pratiquement 0 V, ce qui d&eacute;passe largement la norme de l&rsquo;industrie qui est de seulement 20 &agrave; 40% de la tension.<br \/>\nCette s&eacute;rie se d&eacute;cline en sept mod&egrave;les couvrant les tensions de sortie de +12 &agrave; +60 VDC. De plus, ces derni&egrave;res peuvent &ecirc;tre ajust&eacute;es manuellement &agrave; +\/- 5% par potentiom&egrave;tre pour compenser les pertes en ligne. Les deux gammes de puissance offrent aussi une tension de stanby s&eacute;lectable de 5 VDC \/ 0.5 A ou 9 VDC \/ 0.3 A d&egrave;s que la tension AC est pr&eacute;sente.<br \/>\nCes alimentations incluent des signaux tels que M\/A &agrave; distance, AC OK, r&eacute;gulation &agrave; distance, une coupure du d&eacute;coupage et une coupure en cas de temp&eacute;rature excessive. Un voyant LED multifonction donne l&rsquo;&eacute;tat de fonctionnement et indique une alarme en changeant de couleur ou en clignotant. En compl&eacute;ment, une interface I2C permet l&rsquo;&eacute;change de donn&eacute;es entre l&rsquo;alimentation et un &eacute;quipement externe.<br \/>\nUne fonction de partage du courant assure la mise en parall&egrave;le de jusqu&rsquo;&agrave; cinq alimentations pour augmenter la puissance de sortie ou pour les &eacute;quipements redondants. Avec une entr&eacute;e universelle de 90 &agrave; 264 VAC, ces appareils sont utilisables dans le monde entier. Ils fonctionnent dans la gamme de temp&eacute;rature de -10 &deg;C &agrave; +70 &deg;C, ou +60 &deg;C pour la version 1500 W, sans d&eacute;croissance jusqu&rsquo;&agrave; +50 &deg;C. La s&eacute;rie est homologu&eacute;e &agrave; la norme de s&eacute;curit&eacute; internationale IEC 60950-1 pour les &eacute;quipements informatiques, industriels et commerciaux. Elle r&eacute;pond aussi &agrave; l&rsquo;EN55022 Class B pour les &eacute;missions conduites et rayonn&eacute;es.<br \/>\nLes applications typiques de ces alimentations incluent les &eacute;quipements pour la fabrication des semiconducteurs, les chargeurs de batteries et les &eacute;quipements de tests automatiques.<\/p>\n<\/p>\n<p><a href=\"http:\/\/www.xppower.com\" target=\"_blank\" title=\"www.xppower.com\" rel=\"noopener\">www.xppower.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>En plus d\u2019un rendement \u00e9lev\u00e9 typique de 93%, les alimentations AC\/DC s\u00e9rie HDS de 800 W et 1500 W de XP Power se caract\u00e9risent par une tension et un courant de sortie programmables. De faible \u00e9paisseur, elles mesurent 249.0 x 127.0 x 40.9 mm pour le mod\u00e8le  800 W et  280 x 127 x 63.5 mm pour celui de 1500 W et rentrent dans un format standard  1U ou 2U. <\/p>\n","protected":false},"author":22,"featured_media":228483,"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-228482","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Alimentations AC\/DC programmables en courant et tension ...<\/title>\n<meta name=\"description\" content=\"En plus d\u2019un rendement \u00e9lev\u00e9 typique de 93%, les alimentations AC\/DC s\u00e9rie HDS de 800 W et 1500 W de XP Power se caract\u00e9risent par une tension et un...\" \/>\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\/228482\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Alimentations AC\/DC programmables en courant et tension\" \/>\n<meta property=\"og:description\" content=\"En plus d\u2019un rendement \u00e9lev\u00e9 typique de 93%, les alimentations AC\/DC s\u00e9rie HDS de 800 W et 1500 W de XP Power se caract\u00e9risent par une tension et un courant de sortie programmables. De faible \u00e9paisseur, elles mesurent 249.0 x 127.0 x 40.9 mm pour le mod\u00e8le 800 W et 280 x 127 x 63.5 mm pour celui de 1500 W et rentrent dans un format standard 1U ou 2U.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/228482\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2013-11-14T23:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/import\/eci6664_xpe0167-hds_pr_r.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1500\" \/>\n\t<meta property=\"og:image:height\" content=\"1123\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"eeNews Europe\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"eeNews 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