{"id":49325,"date":"2025-08-07T09:34:37","date_gmt":"2025-08-07T08:34:37","guid":{"rendered":"https:\/\/www.gt-engineering.it\/?post_type=normativa_tecnica&#038;p=49325"},"modified":"2025-08-07T16:21:34","modified_gmt":"2025-08-07T15:21:34","slug":"iec-ts-60079-42-prevention-de-lallumage-par-des-dispositifs-de-securite-3","status":"publish","type":"normativa_tecnica","link":"https:\/\/www.gt-engineering.it\/fr\/reglements-techniques\/normes-atex\/iec-ts-60079-42\/iec-ts-60079-42-prevention-de-lallumage-par-des-dispositifs-de-securite-3\/","title":{"rendered":"IEC TS 60079-42 &#8211; Pr\u00e9vention de l&rsquo;allumage par des dispositifs de s\u00e9curit\u00e9 &#8211; 3"},"content":{"rendered":"\n\n    \n        <section\n            data-name=\"Contenuto testuale con immagine\"\n            class=\"bow-gte-testo-media u-spacer-2xs\"\n            id=\"\"\n        >\n            \n<div class=\"o-text-media px-side-spacer sm:px-side-spacer-sm lg:px-side-spacer-tablet 2xl:px-side-spacer-desktop flex flex-wrap items-start md:block\">\n\n    \n                    <div class=\"mb-6 relative w-full md:mb-4 lg:mb-8 xl:mb-9\">\n                \n        <div                class=\"m-headings\"\n            >\n    \n    \n<h2 class=\"a-heading text-primary font-heading text-lg lg:text-xl font-normal mt-2 first:mt-0\">\n                    Dispositif de s\u00e9curit\u00e9 associ\u00e9    <\/h2>\n        <\/div>\n                <\/div>\n        \n                    <div\n                class=\"h-auto mb-6 md:mb-4 lg:mb-8 xl:mb-9  float-right ml-6 md:ml-4 lg:ml-8 xl:ml-9 overflow-hidden shadow-content-image w-full md:w-1\/2\"\n            >\n                \r\n\r\n    \r\n        \r\n            \r\n                \r\n                    <picture\r\n                        class=\"\"\r\n                                            >\r\n                                                                                                        <source\r\n                                media=\"(max-width: 150px)\"\r\n                                width=\"150\"\r\n                                height=\"150\"\r\n                                srcset=\"https:\/\/www.gt-engineering.it\/wp-content\/uploads\/2025\/08\/Senza-titolo-88-150x150.png.webp\"\r\n                                type=\"image\/webp\"\r\n                            \/>\r\n                                                                                <source\r\n                                media=\"(max-width: 300px)\"\r\n                                width=\"300\"\r\n                                height=\"165\"\r\n                                srcset=\"https:\/\/www.gt-engineering.it\/wp-content\/uploads\/2025\/08\/Senza-titolo-88-300x165.png.webp\"\r\n                                type=\"image\/webp\"\r\n                            \/>\r\n                                                                                <source\r\n                                media=\"(max-width: 768px)\"\r\n                                width=\"768\"\r\n                                height=\"423\"\r\n                                srcset=\"https:\/\/www.gt-engineering.it\/wp-content\/uploads\/2025\/08\/Senza-titolo-88-768x423.png.webp\"\r\n                                type=\"image\/webp\"\r\n                            \/>\r\n                                                                                <source\r\n                                media=\"(max-width: 1024px)\"\r\n                                width=\"1024\"\r\n                                height=\"565\"\r\n                                srcset=\"https:\/\/www.gt-engineering.it\/wp-content\/uploads\/2025\/08\/Senza-titolo-88-1024x565.png.webp\"\r\n                                type=\"image\/webp\"\r\n                            \/>\r\n                                                                            <img\r\n                            class=\"a-image transparent border-image h-auto  w-full\"\r\n                                                        srcset=\"https:\/\/www.gt-engineering.it\/wp-content\/uploads\/2025\/08\/Senza-titolo-88.png.webp\"\r\n                                                        title=\"Senza titolo\"\r\n                                                        type=\"image\/webp\"\r\n                        \/>\r\n                    <\/picture>\r\n\r\n                \r\n\r\n                    \r\n    \r\n            <\/div>\n        \n                    <div class=\"relative w-full\">\n                \n<div class=\"a-text font-text text-base normal mt-8 first:mt-0 space-y-4\">\n    <p>Si un dispositif de s\u00e9curit\u00e9 n&rsquo;est pas con\u00e7u pour un \u00e9quipement sp\u00e9cifique, il peut \u00eatre \u00e9valu\u00e9 ind\u00e9pendamment; l&rsquo;int\u00e9grit\u00e9 de la s\u00e9curit\u00e9 et d&rsquo;autres param\u00e8tres associ\u00e9s \u00e0 la s\u00e9curit\u00e9, ainsi que l&rsquo;interface avec l&rsquo;equipement Ex doivent \u00eatre sp\u00e9cifi\u00e9s dans les instructions de l&rsquo;\u00e9quipement Ex lui-m\u00eame.<\/p>\n<p>Le <strong>dispositif de s\u00e9curit\u00e9 et l&rsquo;\u00e9quipement associ\u00e9\u00a0<\/strong>doivent \u00eatre consid\u00e9r\u00e9s comme des \u00e9quipements Ex et doivent \u00eatre \u00e9valu\u00e9s conform\u00e9ment au tableau correspondant, pr\u00e9sent\u00e9 \u00e0 la page pr\u00e9c\u00e9dente.<\/p>\n<p>Par exemple, certains <strong>moteurs<\/strong> contr\u00f4l\u00e9s par un <strong>variateur de vitesse\u00a0<\/strong>n\u00e9cessitent un contr\u00f4le de surchauffe. Ce contr\u00f4le peut \u00eatre assur\u00e9 par un dispositif \u00e9lectronique de s\u00e9curit\u00e9 SIL, situ\u00e9 dans le panneau de commande, en zone de s\u00e9curit\u00e9, et par un thermocouple int\u00e9gr\u00e9 au moteur et connect\u00e9 au dispositif de s\u00e9curit\u00e9.<\/p>\n<\/div>            <\/div>\n        \n        \n                <div class=\"clear-both\"><\/div>\n        \n\n    <\/div>\n        <\/section>\n\n    \n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":49295,"parent":49317,"menu_order":3,"template":"","meta":{"_acf_changed":false,"footnotes":""},"normative-tecniche":[169],"class_list":["post-49325","normativa_tecnica","type-normativa_tecnica","status-publish","has-post-thumbnail","hentry","tipologia_normativa-normes-atex"],"acf":{"sottotitolo":"","allegati":null},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>IEC TS 60079-42 - 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