{"id":2531,"date":"2016-09-28T14:47:34","date_gmt":"2016-09-28T14:47:34","guid":{"rendered":"http:\/\/localhost\/fr\/magnet-services\/atex\/"},"modified":"2017-09-27T15:32:06","modified_gmt":"2017-09-27T15:32:06","slug":"atex","status":"publish","type":"page","link":"https:\/\/greenwoodmagnetics.com\/fr\/magnet-services\/atex\/","title":{"rendered":"ATEX"},"content":{"rendered":"<p><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-2049 aligncenter\" src=\"https:\/\/greenwoodmagnetics.com\/wp-content\/uploads\/2016\/09\/greenwood-atex-dust.jpg\" alt=\"Greenwood Magnetics ATEX\" width=\"620\" height=\"510\" srcset=\"https:\/\/greenwoodmagnetics.com\/wp-content\/uploads\/2016\/09\/greenwood-atex-dust.jpg 620w, https:\/\/greenwoodmagnetics.com\/wp-content\/uploads\/2016\/09\/greenwood-atex-dust-300x247.jpg 300w\" sizes=\"(max-width: 620px) 100vw, 620px\" \/><\/p>\n<h3>Directive ATEX<\/h3>\n<p>La directive ATEX 2014\/34\/UE est une directive adopt\u00e9e par l\u2019Union europ\u00e9enne (UE) pour faciliter le libre-\u00e9change au sein de cette union par l\u2019alignement des exigences juridiques et techniques de produits dans les \u00e9tats membres destin\u00e9s \u00e0 l\u2019usage dans des atmosph\u00e8res potentiellement explosives. Auparavant, elle \u00e9tait appel\u00e9e directive 1994\/9\/CE, qui a \u00e9t\u00e9 introduite au Royaume-Uni en 1996 par la publication des r\u00e9glementations 1996 relatives \u00e0 l\u2019\u00e9quipement et aux syst\u00e8mes de protection destin\u00e9s \u00e0 l\u2019usage dans des atmosph\u00e8res potentiellement explosives (Equipment and Protective Systems &#8211; EPS).<\/p>\n<p>La directive ATEX g\u00e8re les proc\u00e9dures et les exigences n\u00e9cessaires pour \u00e9tablir une conformit\u00e9 aux produits plac\u00e9s sur le march\u00e9 de l\u2019Union europ\u00e9enne pour la premi\u00e8re fois. Elle couvre l\u2019\u00e9quipement et les syst\u00e8mes de protection susceptibles d\u2019\u00eatre utilis\u00e9s dans des zones o\u00f9 il y a probablement des gaz, vapeurs, brouillards ou poussi\u00e8res inflammables.<\/p>\n<p><strong>Greenwood Magnetics a eu tous ses aimants permanents \u00e9valu\u00e9s par des tiers ind\u00e9pendants qui confirment qu\u2019ils sont conformes \u00e0 la directive ATEX 2014\/34\/UE en qualit\u00e9 de simples produits. Ces produits peuvent \u00eatre plac\u00e9s dans des zones de gaz ou de poussi\u00e8res dangereuses selon ATEX (par ex. zone 20 ou 0) et ils ne repr\u00e9senteront pas une source potentielle d\u2019allumage.<\/strong><\/p>\n<p><strong>Nous sommes en mesure de pr\u00e9senter une d\u00e9claration europ\u00e9enne d\u2019incorporation qui indique que nos produits sont conformes \u00e0 la directive ATEX 2014\/34\/UE et qu\u2019ils peuvent \u00eatre utilis\u00e9s, en toute s\u00e9curit\u00e9, dans l\u2019environnement vis\u00e9.<\/strong><\/p>\n<p>Les zones avec un risque d\u2019explosion peuvent \u00eatre class\u00e9es en diverses zones, en fonction de la fr\u00e9quence des conditions potentiellement explosives. Les zones 1, 2 &amp; amp\u2009; 3 correspondent au niveau de protection requise : tr\u00e8s \u00e9lev\u00e9, \u00e9lev\u00e9 et normal.<\/p>\n<table>\n<tbody>\n<tr>\n<td><strong>Environnement avec risque d\u2019explosions<\/strong><\/td>\n<td><strong>Niveau de protection de l\u2019\u00e9quipement <\/strong><\/td>\n<td><strong>Poussi\u00e8re (D) <\/strong><\/td>\n<\/tr>\n<tr>\n<td>Fr\u00e9quent \u00e0 permanent<\/td>\n<td>Tr\u00e8s \u00e9lev\u00e9\u2009; S\u00fbr dans des conditions exceptionnelles<\/td>\n<td>Zone 20 Cat\u00e9gorie 1D<\/td>\n<\/tr>\n<tr>\n<td>De temps en temps<\/td>\n<td>\u00c9lev\u00e9\u2009; S\u00fbr pour les d\u00e9faillances raisonnablement envisag\u00e9es<\/td>\n<td>Zone 21 Cat\u00e9gorie 2D (1D)<\/td>\n<\/tr>\n<tr>\n<td>Improbable, Peu fr\u00e9quent courte dur\u00e9e<\/td>\n<td>Normal\u2009; S\u00fbr pour un fonctionnement normal<\/td>\n<td>Zone 22 Cat\u00e9gorie 3D (1D, 2D)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Risques d\u2019explosion de poussi\u00e8re<\/h3>\n<p>Un nuage de poussi\u00e8re de n\u2019importe quelle mati\u00e8re combustible explosera lorsque:<\/p>\n<ul>\n<li>la concentration de poussi\u00e8re dans l\u2019air se trouve dans les limites d\u2019une explosion, et<\/li>\n<li>une source d\u2019allumage de l\u2019\u00e9nergie requise est pr\u00e9sente.<\/li>\n<\/ul>\n<h3>Substances capables d\u2019exploser<\/h3>\n<p>Si une substance solide est finement moulue, il est possible qu\u2019elle s\u2019allume plus facilement ou avec une \u00e9nergie moindre. Si une substance combustible est m\u00e9lang\u00e9e ou suspendue dans l\u2019air aux concentrations correctes, et contenue dans un conteneur ou un b\u00e2timent quand l\u2019allumage se produit, une violente explosion peut alors avoir lieu. Si elle n\u2019est pas dans un conteneur, une boule de feu risque de se produire.<\/p>\n<p>Dans l\u2019industrie alimentaire par exemple, les poussi\u00e8res explosives peuvent inclure des mati\u00e8res telles que : la farine, la poudre de cr\u00e8me anglaise, le caf\u00e9 instantan\u00e9, le sucre, le lait d\u00e9shydrat\u00e9, la poudre d\u2019amidon et la soupe en poudre.<\/p>\n<h3>Pr\u00e9cautions \u00e0 prendre contre les risques d\u2019explosion de poussi\u00e8re<\/h3>\n<p>Plusieurs pr\u00e9cautions peuvent \u00eatre prises pour r\u00e9duire le risque d\u2019une explosion de poussi\u00e8re :<\/p>\n<ul>\n<li>Pr\u00e9venir la pr\u00e9sence d\u2019\u00e9lectricit\u00e9 statique et d\u2019\u00e9tincelles m\u00e9caniques<\/li>\n<li>Installer des capteurs de temp\u00e9rature sur les machines<\/li>\n<li>R\u00e9duire les niveaux de poussi\u00e8re dans l\u2019environnement d\u2019exploitation<\/li>\n<li>Introduire des mesures pour emp\u00eacher la formation de nuages de poussi\u00e8re<\/li>\n<li>Diminuer le risque d\u2019allumage spontan\u00e9<\/li>\n<li>Installer des syst\u00e8mes de pr\u00e9vention des explosions, convenablement con\u00e7us<\/li>\n<li>Utiliser des interrupteurs de s\u00e9curit\u00e9 approuv\u00e9s ATEX sur l\u2019\u00e9quipement<\/li>\n<li>Installer des aimants pour emp\u00eacher des \u00e9tincelles m\u00e9caniques<\/li>\n<\/ul>\n<p>Si vous avez besoin d\u2019informations compl\u00e9mentaires, veuillez nous contacter pour discuter de vos besoins.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Directive ATEX La directive ATEX 2014\/34\/UE est une directive adopt\u00e9e par l\u2019Union europ\u00e9enne (UE) pour faciliter le libre-\u00e9change au sein de cette union par l\u2019alignement des exigences juridiques et techniques de produits dans les \u00e9tats membres destin\u00e9s \u00e0 l\u2019usage dans des atmosph\u00e8res potentiellement explosives. Auparavant, elle \u00e9tait appel\u00e9e directive 1994\/9\/CE, qui a \u00e9t\u00e9 introduite au [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"parent":2530,"menu_order":35,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-2531","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>ATEX - Greenwood Magnetics<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/greenwoodmagnetics.com\/magnet-services\/atex\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ATEX - Greenwood Magnetics\" \/>\n<meta property=\"og:description\" content=\"Directive ATEX La directive ATEX 2014\/34\/UE est une directive adopt\u00e9e par l\u2019Union europ\u00e9enne (UE) pour faciliter le libre-\u00e9change au sein de cette union par l\u2019alignement des exigences juridiques et techniques de produits dans les \u00e9tats membres destin\u00e9s \u00e0 l\u2019usage dans des atmosph\u00e8res potentiellement explosives. 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