{"id":49241,"date":"2025-08-07T08:05:33","date_gmt":"2025-08-07T07:05:33","guid":{"rendered":"https:\/\/www.gt-engineering.it\/?post_type=normativa_tecnica&#038;p=49241"},"modified":"2026-05-25T07:50:59","modified_gmt":"2026-05-25T06:50:59","slug":"iec-ts-60079-42-basic-requirements","status":"publish","type":"normativa_tecnica","link":"https:\/\/www.gt-engineering.it\/en\/technical-standards\/atex-standards\/iec-ts-60079-42\/iec-ts-60079-42-basic-requirements\/","title":{"rendered":"IEC TS 60079-42 &#8211; Basic Requirements"},"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                    Basic requirements    <\/h2>\n        <\/div>\n                <\/div>\n        \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>Safety functions shall respond to a potential ignition source of the EEUC before it becomes effective. Like we said in the previous page, safety functions shall therefore be considered as operating in low demand mode.<\/p>\n<p>If a dangerous failure is detected in a safety device, it&#8217;s required to appen a specified action to achieve or maintain a safe state of the EEUC.<\/p>\n<p>The safety device and the Ex Equipment shall be assessed for use as a combinat\u00econ according to the relevant standards of the IEC 60079 series and the ISO 80079 series and shall be marked accordingly.<\/p>\n<\/div>            <\/div>\n        \n        \n                <div class=\"clear-both\"><\/div>\n        \n\n    <\/div>\n        <\/section>\n\n    \n\n\n\n\n    \n        <section\n            data-name=\"Contenuto testuale con immagine\"\n            class=\"bow-gte-testo-media u-spacer-none\"\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        \n                    <div\n                class=\"h-auto mb-6 md:mb-4 lg:mb-8 xl:mb-9 float-left mr-6 md:mr-4 lg:mr-8 xl:mr-9  overflow-hidden shadow-content-image w-full md:w-2\/3\"\n            >\n                \n\n    \n        \n            \n                \n                    <picture\n                        class=\"\"\n                                            >\n                                                                                                        <source\n                                media=\"(max-width: 150px)\"\n                                width=\"150\"\n                                height=\"150\"\n                                srcset=\"https:\/\/www.gt-engineering.it\/wp-content\/uploads\/2025\/08\/Senza-titolo-82-e1779689371128-150x150.png\"\n                                type=\"image\/png\"\n                            \/>\n                                                                                <source\n                                media=\"(max-width: 300px)\"\n                                width=\"300\"\n                                height=\"196\"\n                                srcset=\"https:\/\/www.gt-engineering.it\/wp-content\/uploads\/2025\/08\/Senza-titolo-82-e1779689371128-300x196.png\"\n                                type=\"image\/png\"\n                            \/>\n                                                                                <source\n                                media=\"(max-width: 768px)\"\n                                width=\"768\"\n                                height=\"501\"\n                                srcset=\"https:\/\/www.gt-engineering.it\/wp-content\/uploads\/2025\/08\/Senza-titolo-82-e1779689371128-768x501.png\"\n                                type=\"image\/png\"\n                            \/>\n                                                                                <source\n                                media=\"(max-width: 1024px)\"\n                                width=\"1024\"\n                                height=\"817\"\n                                srcset=\"https:\/\/www.gt-engineering.it\/wp-content\/uploads\/2025\/08\/Senza-titolo-82-1024x817.png\"\n                                type=\"image\/png\"\n                            \/>\n                                                                            <img\n                            class=\"a-image transparent border-image h-auto  w-full\"\n                                                        srcset=\"https:\/\/www.gt-engineering.it\/wp-content\/uploads\/2025\/08\/Senza-titolo-82-e1779689371128.png\"\n                                                        width=\"813\"\n                            height=\"530\"\n                                                                                    title=\"Senza titolo\"\n                                                        type=\"image\/png\"\n                            loading=\"eager\" fetchpriority=\"high\" decoding=\"async\"                        \/>\n                    <\/picture>\n\n                \n\n                    \n    \n\n            <\/div>\n        \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":49242,"parent":49236,"menu_order":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"normative-tecniche":[60],"class_list":["post-49241","normativa_tecnica","type-normativa_tecnica","status-publish","has-post-thumbnail","hentry","tipologia_normativa-atex-standards"],"acf":{"sottotitolo":"","allegati":null},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - 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