{"id":36938,"date":"2023-01-04T17:57:20","date_gmt":"2023-01-04T16:57:20","guid":{"rendered":"https:\/\/www.gt-engineering.it\/?post_type=normativa_tecnica&#038;p=36938"},"modified":"2023-06-28T16:32:31","modified_gmt":"2023-06-28T15:32:31","slug":"8-exigences-en-matiere-de-construction","status":"publish","type":"normativa_tecnica","link":"https:\/\/www.gt-engineering.it\/fr\/reglements-techniques\/normes-iec\/en-iec-61439-2-ensembles-dappareillage-de-puissance\/8-exigences-en-matiere-de-construction\/","title":{"rendered":"8 &#8211; Exigences en mati\u00e8re de construction"},"content":{"rendered":"\n\n    \n        <section\n            data-name=\"Contenuto testuale con immagine\"\n            class=\"bow-gte-testo-media u-spacer-base\"\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-1\/3\"\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\/2023\/01\/8-150x150.jpg.webp\"\r\n                                type=\"image\/webp\"\r\n                            \/>\r\n                                                                                <source\r\n                                media=\"(max-width: 300px)\"\r\n                                width=\"300\"\r\n                                height=\"225\"\r\n                                srcset=\"https:\/\/www.gt-engineering.it\/wp-content\/uploads\/2023\/01\/8-300x225.jpg.webp\"\r\n                                type=\"image\/webp\"\r\n                            \/>\r\n                                                                                <source\r\n                                media=\"(max-width: 768px)\"\r\n                                width=\"768\"\r\n                                height=\"576\"\r\n                                srcset=\"https:\/\/www.gt-engineering.it\/wp-content\/uploads\/2023\/01\/8-768x576.jpg.webp\"\r\n                                type=\"image\/webp\"\r\n                            \/>\r\n                                                                                <source\r\n                                media=\"(max-width: 1024px)\"\r\n                                width=\"1024\"\r\n                                height=\"768\"\r\n                                srcset=\"https:\/\/www.gt-engineering.it\/wp-content\/uploads\/2023\/01\/8-1024x768.jpg.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\/2023\/01\/8.jpg.webp\"\r\n                                                        title=\"8\"\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><strong>Le chapitre 8<\/strong> de la norme \u00e9nonce les exigences de construction \u00e0 respecter. En particulier, l&rsquo;<strong>EN IEC 61439-1<\/strong> sp\u00e9cifie que les ensembles doivent \u00eatre construits avec des mat\u00e9riaux capables de r\u00e9sister aux contraintes <strong>m\u00e9caniques, \u00e9lectriques, thermiques et environnementales susceptibles<\/strong> d&rsquo;\u00eatre rencontr\u00e9es dans les conditions de service sp\u00e9cifi\u00e9es. Le respect de ces exigences permet \u00e9galement d&rsquo;\u00e9viter la formation d&rsquo;un arc \u00e9lectrique \u00e0 l&rsquo;int\u00e9rieur de l&rsquo;enceinte.<\/p>\n<p>Le degr\u00e9 de protection d&rsquo;un ensemble contre le contact avec des pi\u00e8ces sous tension, la p\u00e9n\u00e9tration de corps solides \u00e9trangers et d&rsquo;eau est indiqu\u00e9 par le code IP. Le degr\u00e9 de protection d&rsquo;un ensemble ferm\u00e9 doit \u00eatre au moins <strong>IP2X<\/strong>. Le degr\u00e9 de protection assur\u00e9 par l&rsquo;avant d&rsquo;un ensemble \u00e0 fa\u00e7ade morte doit \u00eatre au moins <strong>IPXXB<\/strong>. Pour les ensembles destin\u00e9s \u00e0 \u00eatre utilis\u00e9s \u00e0 l&rsquo;ext\u00e9rieur sans protection suppl\u00e9mentaire, le deuxi\u00e8me chiffre caract\u00e9ristique doit \u00eatre au moins \u00e9gal \u00e0 3.<br \/>\nLe code IP est attribu\u00e9 apr\u00e8s les v\u00e9rifications appropri\u00e9es.<\/p>\n<p>Les appareils et les circuits de l&rsquo;ensemble doivent \u00eatre dispos\u00e9s de mani\u00e8re \u00e0 faciliter leur fonctionnement et leur entretien, tout en assurant le degr\u00e9 de s\u00e9curit\u00e9 n\u00e9cessaire.<\/p>\n<p>La protection de base peut \u00eatre obtenue soit par des <strong>mesures constructives<\/strong> appropri\u00e9es sur l&rsquo;ensemble lui-m\u00eame, soit par des <strong>mesures suppl\u00e9mentaires<\/strong> \u00e0 prendre lors de l&rsquo;installation, ce qui peut n\u00e9cessiter des informations de la part du fabricant de l&rsquo;ensemble. <strong>Les mesures suppl\u00e9mentaires<\/strong> visant \u00e0 isoler les pi\u00e8ces sous tension sont les <strong>mat\u00e9riaux isolants<\/strong>,<strong> les barri\u00e8res<\/strong> ou des boitiers.<\/p>\n<p>Dans le premier cas, les pi\u00e8ces sous tension doivent \u00eatre enti\u00e8rement recouvertes d&rsquo;un isolant qui peut \u00eatre enlev\u00e9 par destruction ou \u00e0 l&rsquo;aide d&rsquo;un outil.<br \/>\nDans le second cas, les pi\u00e8ces sous tension doivent \u00eatre plac\u00e9es \u00e0 l&rsquo;int\u00e9rieur d&rsquo;enceintes ou derri\u00e8re des barri\u00e8res offrant au moins un degr\u00e9 de protection IPXXB.<\/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":"<p>Le chapitre 8 de la norme \u00e9nonce les exigences de construction \u00e0 respecter.<\/p>\n","protected":false},"author":182,"featured_media":36932,"parent":36900,"menu_order":2,"template":"","meta":{"_acf_changed":false,"footnotes":""},"normative-tecniche":[165],"class_list":["post-36938","normativa_tecnica","type-normativa_tecnica","status-publish","has-post-thumbnail","hentry","tipologia_normativa-normes-iec"],"acf":{"sottotitolo":"","allegati":null},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - 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