{"id":225181,"date":"2012-09-20T22:00:00","date_gmt":"2012-09-20T22:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/capteurs-de-tension-compacts-pour-le-marche-ferroviaire\/"},"modified":"2012-09-20T22:00:00","modified_gmt":"2012-09-20T22:00:00","slug":"capteurs-de-tension-compacts-pour-le-marche-ferroviaire","status":"publish","type":"post","link":"https:\/\/test.ecinews.fr\/fr\/capteurs-de-tension-compacts-pour-le-marche-ferroviaire\/","title":{"rendered":"Capteurs de tension compacts pour le march\u00e9 ferroviaire"},"content":{"rendered":"<p style=\"margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal\" class=\"MsoNormal\">Enti&egrave;rement conforme aux exigences de la norme internationale pour l&rsquo;industrie ferroviaire IRIS, ces capteurs polyvalents fonctionnent aussi bien sur le mat&eacute;riel roulant que dans les sous-stations. Ils peuvent &agrave; la fois mesurer les tensions du r&eacute;seau et celles du bus DC du convertisseur principal embarqu&eacute;. De plus, gr&acirc;ce &agrave; ces caract&eacute;ristiques, ils conviennent &eacute;galement &agrave; une large gamme de mesures basses et moyennes tensions dans le secteur industriel. Le circuit mesure la tension gr&acirc;ce &agrave; une connexion directe sur ses bornes primaires, transf&egrave;re les donn&eacute;es &agrave; travers une barri&egrave;re isolante interne et produit sur ses bornes secondaires un courant proportionnel &agrave; la tension mesur&eacute;e gr&acirc;ce &agrave; la technologie d&rsquo;isolation digitale. Il offre une pr&eacute;cision globale atteignant +\/- 0,4 % &agrave; +25 &deg;C, avec une bonne stabilit&eacute; en temp&eacute;rature. La technologie utilis&eacute;e offre de tr&egrave;s hauts niveaux d&rsquo;immunit&eacute; aux champs magn&eacute;tiques ext&eacute;rieurs et aux perturbations &eacute;lectromagn&eacute;tiques. Sa bande passante &agrave; -3 dB est de 14 kHz et sa consommation n&rsquo;exc&egrave;de pas 20 &agrave; 25 mA lorsqu&rsquo;il est aliment&eacute; en +\/-24 VDC, soit une &eacute;conomie d&rsquo;&eacute;nergie de 30 % par rapport aux mod&egrave;les pr&eacute;c&eacute;dents. Avec une plage d&rsquo;alimentation de +\/- 13,5 &agrave; +\/- 26,4 VDC, ce composant fournit deux gammes de courant de sortie, soit +\/- 50 mA, soit 4 &agrave; 20 mA, la boucle de courant industrielle standard. Petit et l&eacute;ger, il offre &eacute;galement de multiples configurations de connexion, c&ocirc;t&eacute; primaire comme secondaire, donnant une certaine flexibilit&eacute; &agrave; l&rsquo;utilisateur lors de son installation. Con&ccedil;u conform&eacute;ment aux derni&egrave;res normes applicables en traction, il utilise des mat&eacute;riaux r&eacute;pondant &agrave; toutes les exigences feux-fum&eacute;e demand&eacute;es et obligatoires dans les applications ferroviaires et porte le marquage CE.<\/p>\n<p>\n<a target=\"_blank\" href=\"http:\/\/www.lem.com\/\" title=\"www.lem.com\" rel=\"noopener\">www.lem.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bas\u00e9e sur sa technologie \u00e9prouv\u00e9e d\u2019isolation digitale, LEM propose la s\u00e9rie de capteurs DVL destin\u00e9e aux applications ferroviaires pour la mesure de tension nominale isol\u00e9e dans la gamme de 50 \u00e0 2 000 Veff. Bien qu\u2019atteignant des niveaux tr\u00e8s \u00e9lev\u00e9s d\u2019isolation avec une tension de test d&rsquo;isolation de 8,5 kV, ces capteurs restent compacts, ne mesurant que 137,8 x 63 x 64,3 mm seulement, et offrent des niveaux de pr\u00e9cision et de stabilit\u00e9 en temp\u00e9rature \u00e9lev\u00e9s.<\/p>\n","protected":false},"author":22,"featured_media":225182,"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-225181","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Capteurs de tension compacts pour le march\u00e9 ferroviaire ...<\/title>\n<meta name=\"description\" content=\"Bas\u00e9e sur sa technologie \u00e9prouv\u00e9e d\u2019isolation digitale, LEM propose la s\u00e9rie de capteurs DVL destin\u00e9e aux applications ferroviaires pour la mesure de...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/test.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/225181\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Capteurs de tension compacts pour le march\u00e9 ferroviaire\" \/>\n<meta property=\"og:description\" content=\"Bas\u00e9e sur sa technologie \u00e9prouv\u00e9e d\u2019isolation digitale, LEM propose la s\u00e9rie de capteurs DVL destin\u00e9e aux applications ferroviaires pour la mesure de tension nominale isol\u00e9e dans la gamme de 50 \u00e0 2 000 Veff. Bien qu\u2019atteignant des niveaux tr\u00e8s \u00e9lev\u00e9s d\u2019isolation avec une tension de test d&#039;isolation de 8,5 kV, ces capteurs restent compacts, ne mesurant que 137,8 x 63 x 64,3 mm seulement, et offrent des niveaux de pr\u00e9cision et de stabilit\u00e9 en temp\u00e9rature \u00e9lev\u00e9s.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/test.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/225181\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2012-09-20T22:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/test.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/import\/eci6230_lc250-dvl-lo.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 name=\"author\" content=\"eeNews Europe\" \/>\n<meta name=\"twitter:card\" 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