{"id":45370,"date":"2024-03-06T01:42:14","date_gmt":"2024-03-06T01:42:14","guid":{"rendered":"https:\/\/www.kdmsteel.com\/?p=45370"},"modified":"2024-03-06T01:42:46","modified_gmt":"2024-03-06T01:42:46","slug":"what-are-ik-ratings","status":"publish","type":"post","link":"https:\/\/www.kdmsteel.com\/fr\/que-sont-les-notes-ik\/","title":{"rendered":"Que sont les notes IK \u2013 Le guide ultime"},"content":{"rendered":"<p>La protection contre les impacts (IK) d\u00e9crit le test que vous pouvez effectuer sur les syst\u00e8mes pour \u00e9tablir leur r\u00e9sistance aux impacts externes. En g\u00e9n\u00e9ral, nous l&#039;utilisons pour la plupart des bo\u00eetiers \u00e9lectroniques.<\/p>\n<p>Il est repr\u00e9sent\u00e9 par des nombres \u00e0 deux chiffres allant de 0 \u00e0 10, du plus petit au plus grand.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_83 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table des mati\u00e8res<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Basculer la table des mati\u00e8res\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Basculer<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.kdmsteel.com\/fr\/que-sont-les-notes-ik\/#What_is_IK_Rating\" >Qu&#039;est-ce que l&#039;indice IK ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.kdmsteel.com\/fr\/que-sont-les-notes-ik\/#Benefits_of_Understanding_Impact_Protection_Rating\" >Avantages de la compr\u00e9hension de l&#039;indice de protection contre les impacts<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.kdmsteel.com\/fr\/que-sont-les-notes-ik\/#%C2%B7_Choice_of_Material\" >\u00b7 Choix du mat\u00e9riau<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.kdmsteel.com\/fr\/que-sont-les-notes-ik\/#%C2%B7_Saves_Cost\" >\u00b7 R\u00e9duit les co\u00fbts<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.kdmsteel.com\/fr\/que-sont-les-notes-ik\/#%C2%B7_Product_Suitability\" >\u00b7 Ad\u00e9quation du produit<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.kdmsteel.com\/fr\/que-sont-les-notes-ik\/#How_IK_Rating_compare_to_IP_Rating\" >Comparaison entre l&#039;indice IK et l&#039;indice IP<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.kdmsteel.com\/fr\/que-sont-les-notes-ik\/#Interpreting_IK_Chart_Rating\" >Interpr\u00e9tation de la notation du tableau IK<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.kdmsteel.com\/fr\/que-sont-les-notes-ik\/#How_to_Measure_IK_Rating\" >Comment mesurer l&#039;indice IK<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.kdmsteel.com\/fr\/que-sont-les-notes-ik\/#IEC_62262Vs_IK_Rating\" >Indice de protection IK IEC 62262Vs<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.kdmsteel.com\/fr\/que-sont-les-notes-ik\/#Importance_of_IK_Rated_Products\" >Importance des produits class\u00e9s IK<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.kdmsteel.com\/fr\/que-sont-les-notes-ik\/#Why_IK_Rating_for_Light_is_Important\" >Pourquoi l&#039;indice IK de l&#039;\u00e9clairage est-il important ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.kdmsteel.com\/fr\/que-sont-les-notes-ik\/#IK_Rating_vs_Vandal_Resistance\" >Indice IK vs r\u00e9sistance au vandalisme<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.kdmsteel.com\/fr\/que-sont-les-notes-ik\/#Conclusion\" >Conclusion<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_IK_Rating\"><\/span>Qu&#039;est-ce que l&#039;indice IK ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_45371\" aria-describedby=\"caption-attachment-45371\" style=\"width: 500px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45371\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/03\/Figure-1-IK-Rating.jpg\" alt=\"Cote IK\" width=\"500\" height=\"360\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/03\/Figure-1-IK-Rating.jpg 500w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/03\/Figure-1-IK-Rating-150x108.jpg 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><figcaption id=\"caption-attachment-45371\" class=\"wp-caption-text\">Cote IK<\/figcaption><\/figure>\n<p>IK signifie \u00ab Impact Protection \u00bb, le \u00ab K \u00bb faisant r\u00e9f\u00e9rence \u00e0 Kinetic.<\/p>\n<p>Il s&#039;agit donc d&#039;une mesure dans laquelle les \u00e9quipements \u00e9lectriques ou les bo\u00eetiers sont prot\u00e9g\u00e9s contre les dommages m\u00e9caniques caus\u00e9s aux mat\u00e9riaux qu&#039;ils contiennent.<\/p>\n<p>L&#039;\u00e9chelle de mesure s&#039;\u00e9tend de IK00, qui est le \u00ab niveau non prot\u00e9g\u00e9 \u00bb, \u00e0 IK10, qui est compl\u00e8tement s\u00e9curis\u00e9.<\/p>\n<p>Nous mesurons <a href=\"https:\/\/en.wikipedia.org\/wiki\/EN_62262\">Cote IK<\/a> en joules. Comme d&#039;autres normes, la norme IEC 62262 dicte les directives et sp\u00e9cifications des tests.<\/p>\n<p>Le niveau de protection est d\u00e9termin\u00e9 par des essais de choc Charpy \u00e0 l&#039;aide d&#039;un marteau pendulaire. Le niveau d&#039;impact (\u00e9nergie et nombre d&#039;impacts) est ajust\u00e9 \u00e0 la hausse jusqu&#039;\u00e0 ce que le produit c\u00e8de ou atteigne sa mesure IK maximale.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Benefits_of_Understanding_Impact_Protection_Rating\"><\/span>Avantages de la compr\u00e9hension de l&#039;indice de protection contre les impacts<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Comprendre l\u2019indice de protection contre les impacts pr\u00e9sente des avantages, dont certains sont \u00e9num\u00e9r\u00e9s ci-dessous.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%C2%B7_Choice_of_Material\"><\/span>\u00b7 Choix du mat\u00e9riau<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Les produits avec un indice IK \u00e9lev\u00e9 sont fabriqu\u00e9s \u00e0 partir de mat\u00e9riaux durs tels que l&#039;acier, qui peuvent supporter certains impacts m\u00e9caniques. La compr\u00e9hension de l&#039;indice de protection contre les impacts vous permettra donc de s\u00e9lectionner le mat\u00e9riau adapt\u00e9 \u00e0 votre produit \u00e9lectrique en fonction de son application.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%C2%B7_Saves_Cost\"><\/span>\u00b7 R\u00e9duit les co\u00fbts<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Conna\u00eetre le niveau de contrainte m\u00e9canique d&#039;un environnement permet de d\u00e9terminer le meilleur indice IK pour un produit. Cela permet ainsi d&#039;\u00e9conomiser sur les co\u00fbts de r\u00e9paration des produits endommag\u00e9s en raison de choix d&#039;indices IK inadapt\u00e9s.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%C2%B7_Product_Suitability\"><\/span>\u00b7 Ad\u00e9quation du produit<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Avant d&#039;installer des produits \u00e9lectriques tels que des luminaires dans diff\u00e9rents environnements, il est essentiel de comprendre l&#039;environnement et l&#039;impact m\u00e9canique. Cela vous aidera \u00e0 d\u00e9terminer l&#039;indice IK appropri\u00e9 pour votre produit en fonction de son environnement. Par exemple, un interphone dans un b\u00e2timent n\u00e9cessitera un indice IK inf\u00e9rieur \u00e0 celui install\u00e9 dans une \u00e9cole.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-45372\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/03\/Figure-2-IK-Ratings.jpg\" alt=\"Cotes IK\" width=\"568\" height=\"310\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/03\/Figure-2-IK-Ratings.jpg 568w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/03\/Figure-2-IK-Ratings-150x82.jpg 150w\" sizes=\"auto, (max-width: 568px) 100vw, 568px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_IK_Rating_compare_to_IP_Rating\"><\/span>Comparaison entre l&#039;indice IK et l&#039;indice IP<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/www.kdmsteel.com\/fr\/boitier-ip\/\">Indice de protection IP<\/a> et la classification IK sont tr\u00e8s diff\u00e9rentes. C&#039;est-\u00e0-dire :<\/p>\n<ul>\n<li>L&#039;indice IK se concentre sur la protection contre les forces m\u00e9caniques<\/li>\n<li>L&#039;indice IP concerne la protection contre les \u00e9l\u00e9ments liquides et solides<\/li>\n<\/ul>\n<p>Comme l&#039;IK, l&#039;IP est \u00e9galement contr\u00f4l\u00e9 par les normes internationales de codes ; IEC60529 qui dicte la mesure de protection des bo\u00eetiers.<\/p>\n<p>Contrairement \u00e0 l&#039;\u00e9chelle IK qui s&#039;\u00e9tend de IK00 \u00e0 IK10, l&#039;indice IP a une valeur \u00e0 deux chiffres repr\u00e9sentant respectivement les niveaux de protection contre les solides et les liquides. L&#039;\u00e9chelle IP varie de IP00 \u00e0 IP68, IP00 indiquant une protection nulle tandis que IP68 est le niveau de protection le plus \u00e9lev\u00e9.<\/p>\n<p>Lorsqu&#039;un bo\u00eetier \u00e9lectrique porte le marquage IP00, cela signifie simplement qu&#039;il n&#039;est pas prot\u00e9g\u00e9 contre les \u00e9l\u00e9ments solides ou liquides. Un indice de protection de 68 (IP68) offre la meilleure protection contre la p\u00e9n\u00e9tration d&#039;agents solides ou liquides.<\/p>\n<p>Lors de la s\u00e9lection de produits tels que des lecteurs d&#039;empreintes digitales biom\u00e9triques destin\u00e9s \u00e0 \u00eatre install\u00e9s \u00e0 l&#039;ext\u00e9rieur, l&#039;indice de protection IP est un facteur important \u00e0 prendre en compte. En effet, le lecteur est expos\u00e9 \u00e0 des \u00e9l\u00e9ments solides et liquides susceptibles d&#039;avoir un impact sur son fonctionnement.<\/p>\n<p>Un indice IP65 et sup\u00e9rieur est id\u00e9al pour les prot\u00e9ger des agents solides et liquides pr\u00e9sents dans l&#039;environnement.<\/p>\n<p>Interpr\u00e9tation <a href=\"https:\/\/www.iec.ch\/ip-ratings\">Tableau de notation IP<\/a><\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"66\"><strong>Niveau IP<\/strong><\/td>\n<td width=\"276\"><strong>Premier num\u00e9ro (entr\u00e9e solide)<\/strong><\/td>\n<td width=\"282\"><strong>Deuxi\u00e8me chiffre (p\u00e9n\u00e9tration de liquide)<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"66\">0<\/td>\n<td width=\"276\">Non prot\u00e9g\u00e9 contre les agents solides.<\/td>\n<td width=\"282\">Non prot\u00e9g\u00e9 contre les liquides ou l&#039;humidit\u00e9.<\/td>\n<\/tr>\n<tr>\n<td width=\"66\">1<\/td>\n<td width=\"276\">Prot\u00e9g\u00e9 contre les agents solides sup\u00e9rieurs \u00e0 50 mm, comme le contact accidentel des mains<\/td>\n<td width=\"282\">Aucune infiltration de liquide \u00e0 partir d&#039;une hauteur de 200 mm de l&#039;objet lors d&#039;une chute de 3 \u00e0 5 mm cubes par minute pendant 10 minutes.<\/td>\n<\/tr>\n<tr>\n<td width=\"66\">2<\/td>\n<td width=\"276\">Prot\u00e9g\u00e9 des agents solides sup\u00e9rieurs \u00e0 12 mm comme les doigts.<\/td>\n<td width=\"282\">Prot\u00e9g\u00e9 contre les projections verticales directes jusqu&#039;\u00e0 150 mm.<\/td>\n<\/tr>\n<tr>\n<td width=\"66\">3<\/td>\n<td width=\"276\">Prot\u00e9g\u00e9 des agents solides sup\u00e9rieurs \u00e0 2,5 mm comme les outils et les fils.<\/td>\n<td width=\"282\">Prot\u00e9g\u00e9 contre les projections verticales directes jusqu&#039;\u00e0 600 mm \u00e0 une vitesse de 11 L par minute et une pression de 800 \u00e0 100 kN\/m\u00e8tre carr\u00e9 pendant au moins 5 minutes.<\/td>\n<\/tr>\n<tr>\n<td width=\"66\">4<\/td>\n<td width=\"276\">Prot\u00e9g\u00e9 des agents solides sup\u00e9rieurs \u00e0 1 mm comme les outils, les petits fils, etc.<\/td>\n<td width=\"282\">Prot\u00e9g\u00e9 contre toutes les directions, pulv\u00e9rise \u00e0 une vitesse de 10 L par minute et une pression de 800 \u00e0 100 kN\/m\u00e8tre carr\u00e9 pendant au moins 5 minutes - d\u00e9bit limit\u00e9 autoris\u00e9.<\/td>\n<\/tr>\n<tr>\n<td width=\"66\">5<\/td>\n<td width=\"276\">Prot\u00e9g\u00e9 de la poussi\u00e8re.<\/td>\n<td width=\"282\">L&#039;eau projet\u00e9e \u00e0 partir d&#039;un bec de 6,3 mm de diam\u00e8tre ne doit pas p\u00e9n\u00e9trer sous aucun angle. Vitesse de projection moyenne de 12,5 L par minute et pression de 30 kN\/m\u00e8tre carr\u00e9 pendant 3 minutes \u00e0 partir d&#039;une distance de 3 m\u00e8tres - d\u00e9bit entrant limit\u00e9 autoris\u00e9.<\/td>\n<\/tr>\n<tr>\n<td width=\"66\">6<\/td>\n<td width=\"276\">Enti\u00e8rement s\u00e9curis\u00e9 contre l&#039;entr\u00e9e de poussi\u00e8re.<\/td>\n<td width=\"282\">L&#039;eau projet\u00e9e \u00e0 partir d&#039;un bec de 12,5 mm de diam\u00e8tre ne doit pas p\u00e9n\u00e9trer sous aucun angle. Vitesse de projection moyenne de 100 l par minute et pression de 100 kN\/m\u00e8tre carr\u00e9 pendant 3 minutes \u00e0 une distance de 3 m\u00e8tres. D\u00e9bit limit\u00e9 autoris\u00e9, par exemple pour les \u00e9quipements principalement utilis\u00e9s sur les ponts des navires.<\/td>\n<\/tr>\n<tr>\n<td width=\"66\">7<\/td>\n<td width=\"276\"><\/td>\n<td width=\"282\">Protection contre les infiltrations d&#039;eau avec immersion compl\u00e8te entre 15 cm et 1 m pendant une demi-heure.<\/td>\n<\/tr>\n<tr>\n<td width=\"66\">8<\/td>\n<td width=\"276\"><\/td>\n<td width=\"282\">Prot\u00e9g\u00e9 contre une exposition prolong\u00e9e aux liquides comme l&#039;immersion dans un liquide sous pression.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Interpreting_IK_Chart_Rating\"><\/span>Interpr\u00e9tation de la notation du tableau IK<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Le tableau IK est destin\u00e9 \u00e0 servir de guide g\u00e9n\u00e9ral sur les valeurs requises pour atteindre des niveaux sp\u00e9cifiques de classification IK.<\/p>\n<table width=\"672\">\n<tbody>\n<tr>\n<td width=\"116\"><strong>Norme de notation IK<\/strong><\/td>\n<td width=\"556\"><strong>Signification ou interpr\u00e9tation de la classification IK<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"116\">IK00<\/td>\n<td width=\"556\">Non prot\u00e9g\u00e9 contre les forces m\u00e9caniques externes.<\/td>\n<\/tr>\n<tr>\n<td width=\"116\">IK01<\/td>\n<td width=\"556\">Prot\u00e9g\u00e9 contre une force de 0,14 joules (\u00e9quivalente \u00e0 la chute d&#039;un poids de 0,25 kg sur la surface du produit d&#039;une hauteur de 56 mm).<\/td>\n<\/tr>\n<tr>\n<td width=\"116\">IK02<\/td>\n<td width=\"556\">Prot\u00e9g\u00e9 contre une force de 0,2 joule (\u00e9quivalente \u00e0 celle d&#039;une chute d&#039;un poids de 0,25 kg sur la surface du produit d&#039;une hauteur de 80 mm).<\/td>\n<\/tr>\n<tr>\n<td width=\"116\">IK03<\/td>\n<td width=\"556\">Prot\u00e9g\u00e9 contre une force de 0,35 joules (\u00e9quivalente \u00e0 la chute d&#039;un poids de 0,25 kg sur la surface du produit d&#039;une hauteur de 140 mm).<\/td>\n<\/tr>\n<tr>\n<td width=\"116\">IK04<\/td>\n<td width=\"556\">Prot\u00e9g\u00e9 contre une force de 0,5 joule (\u00e9quivalente \u00e0 celle d&#039;une chute d&#039;un poids de 0,25 kg sur la surface du produit d&#039;une hauteur de 200 mm).<\/td>\n<\/tr>\n<tr>\n<td width=\"116\">IK05<\/td>\n<td width=\"556\">Prot\u00e9g\u00e9 contre une force de 0,7 joule (\u00e9quivalent \u00e0 la chute d&#039;un poids de 0,25 kg sur la surface du produit d&#039;une hauteur de 280 mm).<\/td>\n<\/tr>\n<tr>\n<td width=\"116\">IK06<\/td>\n<td width=\"556\">Prot\u00e9g\u00e9 contre une force de 1 joule (\u00e9quivalente \u00e0 la chute d&#039;un poids de 0,25 kg sur la surface du produit d&#039;une hauteur de 400 mm).<\/td>\n<\/tr>\n<tr>\n<td width=\"116\">IK07<\/td>\n<td width=\"556\">Prot\u00e9g\u00e9 contre une force de 2 joules (\u00e9quivalente \u00e0 la chute d&#039;un poids de 0,5 kg sur la surface du produit d&#039;une hauteur de 400 mm).<\/td>\n<\/tr>\n<tr>\n<td width=\"116\">IK08<\/td>\n<td width=\"556\">Prot\u00e9g\u00e9 contre une force de 5 joules (\u00e9quivalente \u00e0 la chute d&#039;un poids de 1,7 kg sur la surface du produit d&#039;une hauteur de 300 mm).<\/td>\n<\/tr>\n<tr>\n<td width=\"116\">IK09<\/td>\n<td width=\"556\">Prot\u00e9g\u00e9 contre une force de 10 joules (\u00e9quivalente \u00e0 celle d&#039;une chute d&#039;un poids de 5 kg sur la surface du produit d&#039;une hauteur de 200 mm).<\/td>\n<\/tr>\n<tr>\n<td width=\"116\">IK10<\/td>\n<td width=\"556\">Prot\u00e9g\u00e9 contre une force de 20 joules (\u00e9quivalente \u00e0 la chute d&#039;un poids de 5 kg sur la surface du produit d&#039;une hauteur de 400 mm).<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_to_Measure_IK_Rating\"><\/span>Comment mesurer l&#039;indice IK<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>L&#039;indice IK est mesur\u00e9 \u00e0 l&#039;aide de <a href=\"https:\/\/en.wikipedia.org\/wiki\/Charpy_impact_test\">Pendule Charpy<\/a> M\u00e9thode du testeur d&#039;impact. Cette m\u00e9thode consiste \u00e0 frapper un objet \u00e9lectrique avec un marteau \u00e0 pendule oscillant de poids connu \u00e0 diff\u00e9rentes distances.<\/p>\n<p>Le pendule frappe l&#039;objet dans toutes les directions (avant, arri\u00e8re, haut, coins et c\u00f4t\u00e9s) pour imiter les impacts normaux qu&#039;il peut rencontrer.<\/p>\n<p>Le test commence \u00e0 partir d&#039;un niveau d&#039;\u00e9nergie faible et le poids et la hauteur du marteau pendulaire sont ajust\u00e9s progressivement. La frappe du pendule sur l&#039;objet se poursuit jusqu&#039;au point de rupture de l&#039;objet ou jusqu&#039;au niveau IK maximal.<\/p>\n<p>Plus un objet r\u00e9siste aux chocs m\u00e9caniques, plus l&#039;indice IK est \u00e9lev\u00e9 ; IK10 = protection contre 20 joules. En revanche, plus le degr\u00e9 de r\u00e9sistance aux chocs est faible, plus l&#039;indice IK est faible ; IK0 = protection contre les chocs nulle.<\/p>\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe loading=\"lazy\" title=\"Essai de choc Charpy\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/tpGhqQvftAo?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<h2><span class=\"ez-toc-section\" id=\"IEC_62262Vs_IK_Rating\"><\/span>Indice de protection IK IEC 62262Vs<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>La CEI 62262 est la \u00ab Commission \u00e9lectrotechnique internationale \u00bb, un organisme qui g\u00e8re le syst\u00e8me d&#039;\u00e9valuation de la protection des enceintes d&#039;\u00e9quipements \u00e9lectriques. Cet organisme international de normalisation a \u00e9t\u00e9 cr\u00e9\u00e9 en 2002 par l&#039;Union europ\u00e9enne pour fournir des directives normalis\u00e9es sur l&#039;\u00e9valuation IK.<\/p>\n<p>Alors que l&#039;indice IK d\u00e9finit le degr\u00e9 de r\u00e9sistance \u00e0 la force m\u00e9canique, son syst\u00e8me d&#039;indices IK00 \u00e0 IK10 est guid\u00e9 par la norme IEC62262.<\/p>\n<p>Selon la norme IEC62262, la classification la plus basse est IK00, indiquant une \u00ab protection z\u00e9ro \u00bb, tandis que IK10 repr\u00e9sente une \u00ab protection maximale \u00bb allant jusqu&#039;\u00e0 20 joules.<\/p>\n<p>Conform\u00e9ment \u00e0 la norme IEC62262, la classe IK10 est la protection maximale. Cependant, certains produits n\u00e9cessitent une plus grande protection contre les impacts m\u00e9caniques et peuvent \u00eatre class\u00e9s au-del\u00e0 de la classe IK10 par le test d&#039;impact Charpy. La norme IEC62262 ne va pas au-del\u00e0 de la classe IK10, par cons\u00e9quent, la classe IK10 est la classe d&#039;impact maximale qui existe pour tous les \u00e9quipements d&#039;enceintes \u00e9lectriques.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Importance_of_IK_Rated_Products\"><\/span>Importance des produits class\u00e9s IK<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Les produits class\u00e9s IK sont importants car ils donnent une id\u00e9e de l&#039;impact m\u00e9canique qu&#039;ils peuvent supporter.<\/p>\n<p>Diff\u00e9rents produits \u00e9lectriques ont diff\u00e9rentes \u00e9chelles d&#039;indice IK qui d\u00e9terminent o\u00f9 ils peuvent \u00eatre install\u00e9s de mani\u00e8re appropri\u00e9e.<\/p>\n<p>Par exemple, les zones \u00e0 fort trafic et tr\u00e8s fr\u00e9quent\u00e9es, les parcs publics, les \u00e9coles, les h\u00f4pitaux, etc. n\u00e9cessitent des produits \u00e0 indice IK \u00e9lev\u00e9 en raison du vandalisme. Par cons\u00e9quent, le produit \u00e9lectrique n\u00e9cessitera un entretien ou un remplacement s&#039;il est compl\u00e8tement endommag\u00e9, ce qui entra\u00eenera des frais suppl\u00e9mentaires.<\/p>\n<p>Dans certains cas, cela peut constituer un risque, voire entra\u00eener des d\u00e9sagr\u00e9ments pour les utilisateurs si les dommages sont dangereux.<\/p>\n<p>Il est donc important de conna\u00eetre l&#039;exposition potentielle aux impacts d&#039;un objet \u00e9lectrique dans une zone pour d\u00e9terminer l&#039;indice IK avant l&#039;installation.<\/p>\n<p>Deuxi\u00e8mement, certains objets \u00e9lectriques tels que les interphones peuvent \u00eatre con\u00e7us pour des raisons esth\u00e9tiques, ce qui en fait une cible de vandalisme. Un indice IK \u00e9lev\u00e9 est alors important pour les prot\u00e9ger des dommages m\u00e9caniques.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Why_IK_Rating_for_Light_is_Important\"><\/span>Pourquoi l&#039;indice IK de l&#039;\u00e9clairage est-il important ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Les lumi\u00e8res sont utilis\u00e9es dans diff\u00e9rents environnements allant des parkings, chantiers de construction, usines, stades, etc. Ces environnements peuvent \u00eatre les endroits les plus hostiles, exposant ainsi les lumi\u00e8res \u00e0 plusieurs impacts m\u00e9caniques violents.<\/p>\n<p>L&#039;indice IK est alors important car il d\u00e9termine le niveau d&#039;impact que le luminaire pourra supporter. Par exemple, un luminaire install\u00e9 sur un chantier de construction devra \u00eatre class\u00e9 IK10 pour le prot\u00e9ger des chutes d&#039;objets, des chocs violents, etc.<\/p>\n<p>De plus, l\u2019indice IK des luminaires permet d\u2019\u00e9conomiser du temps et de l\u2019argent qui seraient autrement consacr\u00e9s \u00e0 la r\u00e9paration ou au remplacement des luminaires endommag\u00e9s.<\/p>\n<p>Choisir le bon \u00e9clairage class\u00e9 IK pour sa zone d&#039;utilisation am\u00e9liore la s\u00e9curit\u00e9 en garantissant une lumi\u00e8re omnipr\u00e9sente.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"IK_Rating_vs_Vandal_Resistance\"><\/span>Indice IK vs r\u00e9sistance au vandalisme<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>L&#039;indice IK affecte directement la r\u00e9sistance au vandalisme d&#039;un \u00e9quipement \u00e9lectrique tel que les luminaires ou les interphones.<\/p>\n<p>En effet, les indices IK d\u00e9terminent le niveau de contrainte m\u00e9canique auquel un objet \u00e9lectrique est capable de r\u00e9sister. Plus l&#039;indice IK d&#039;un objet \u00e9lectrique est \u00e9lev\u00e9, moins il est susceptible d&#039;\u00eatre vandalis\u00e9 intentionnellement ou accidentellement.<\/p>\n<p>Les objets install\u00e9s dans des zones qui les exposent au vandalisme, comme les parcs publics ou les lieux commerciaux, ont besoin d&#039;indices IK plus \u00e9lev\u00e9s.<\/p>\n<p>Au contraire, les interphones install\u00e9s \u00e0 l\u2019int\u00e9rieur d\u2019un b\u00e2timent n\u2019ont pas besoin d\u2019un indice IK plus \u00e9lev\u00e9 car ils sont moins susceptibles d\u2019\u00eatre vandalis\u00e9s.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>L&#039;indice de protection contre les impacts est important pour les produits de bo\u00eetiers \u00e9lectriques car il d\u00e9termine le niveau de r\u00e9sistance aux impacts m\u00e9caniques.<\/p>\n<p>Il est donc important de comprendre l\u2019indice IK des produits ainsi que le domaine d\u2019application avant de les installer.<\/p>","protected":false},"excerpt":{"rendered":"<p>Impact protection (IK) outlines the test you can conduct on systems to establish their resistance to external impact. Usually, we use this for most electronic casings. It is represented by two-digit numbers ranging from 0 to 10; lowest to highest. What is IK Rating? IK stands for \u201cImpact Protection\u201d, with the \u201cK\u201d referring to Kinetic. [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":45373,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-45370","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What are IK Ratings \u2013 The Ultimate Guide - KDM Steel<\/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:\/\/www.kdmsteel.com\/fr\/que-sont-les-notes-ik\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What are IK Ratings \u2013 The Ultimate Guide - KDM Steel\" \/>\n<meta property=\"og:description\" content=\"Impact protection (IK) outlines the test you can conduct on systems to establish their resistance to external impact. Usually, we use this for most electronic casings. It is represented by two-digit numbers ranging from 0 to 10; lowest to highest. What is IK Rating? IK stands for \u201cImpact Protection\u201d, with the \u201cK\u201d referring to Kinetic. 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