{"id":3985,"date":"2022-05-30T11:58:48","date_gmt":"2022-05-30T09:58:48","guid":{"rendered":"https:\/\/stage-lettel.fk-agency.net\/?post_type=ressources&#038;p=3985"},"modified":"2023-10-19T11:44:49","modified_gmt":"2023-10-19T09:44:49","slug":"classe-de-precision-compteur-electrique","status":"publish","type":"ressources","link":"https:\/\/stage-lettel.fk-agency.net\/fr\/ressources\/classe-de-precision-compteur-electrique\/","title":{"rendered":"Classes de pr\u00e9cision d&rsquo;un compteur \u00e9lectrique"},"content":{"rendered":"\r\n\r\n<section class=\"blc-heroSingle\">\r\n\r\n\t<div class=\"container\">\r\n\t\t<div class=\"row gy-5\">\r\n\r\n\t\t\t<div class=\"col-xl-4 col-lg-6\">\r\n\t\t\t\t<div class=\"blc-heroSingle_txt\">\r\n\t\t\t\t\t<span class=\"blc-heroSingle_supttl\">Publi\u00e9 le 30 mai 2022<\/span>\r\n\t\t\t\t\t<h1 class='blc-heroSingle_ttl' class='blc-heroSingle_ttl' id=\"comprendre-la-classe-de-precision-dun-compteur-denergie\">Comprendre la classe de pr\u00e9cision d&rsquo;un compteur d&rsquo;\u00e9nergie<\/h1>\r\n\t\t\t\t\t<p class=\"blc-heroSingle_data\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"blc-heroSingle_tags\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\r\n\t\t\t\t\t\t\t\t\t\t\t<\/p>\r\n\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\t\t\t\r\n\t\t\t<div class=\"col-xl-7 col-lg-5 offset-lg-1\">\r\n\t\t\t\t<figure class=\"heroSingle_med media-wrp__16x9 full\">\r\n\t\t\t\t\t<img decoding=\"async\" alt=\"classe-de-precision-compteur-loupe-greyscaled-vignette\" src=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/05\/classe-de-precision-compteur-loupe-greyscaled-vignette.jpg\" srcset=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/05\/classe-de-precision-compteur-loupe-greyscaled-vignette-300x225.jpg 300w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/05\/classe-de-precision-compteur-loupe-greyscaled-vignette-600x450.jpg 600w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/05\/classe-de-precision-compteur-loupe-greyscaled-vignette.jpg 652w\" sizes=\"(min-width: 992px) 893px, (min-width: 1200px) 1080px, (min-width: 1400px) 1260px, (min-width: 1600px) 1440px, 100vw\">\t\t\t\t\t\t\t\t\t<\/figure>\r\n\t\t\t<\/div>\r\n\r\n\t\t<\/div>\r\n\t<\/div>\r\n<\/section>\r\n\r\n\n\n\r\n\r\n<section class=\"blc-content-post spc-s5 bg-cw \"> \r\n    <div class=\"container\">\r\n\r\n        <div class=\"row\">\r\n            <div class=\"col-lg-8\">\r\n                <div class=\"editor\">\r\n                    <h2 id=\"les-referentiels-existants\">Les r\u00e9f\u00e9rentiels existants<\/h2>\n<p>Les appareils de mesures sont encadr\u00e9s par des standards internationaux permettant de garantir la pr\u00e9cision des instruments. Concernant la mesure \u00e9lectrique, <strong>3 r\u00e9f\u00e9rentiels normatifs<\/strong> d\u00e9finissent les classes de pr\u00e9cision.&nbsp;<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-4003\" src=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/05\/classe-de-precision-tableau-300x157.jpg\" alt=\"classe-de-precision-tableau-explicatif\" width=\"300\" height=\"157\" srcset=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/05\/classe-de-precision-tableau-300x157.jpg 300w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/05\/classe-de-precision-tableau-600x314.jpg 600w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/05\/classe-de-precision-tableau-768x402.jpg 768w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/05\/classe-de-precision-tableau.jpg 794w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p><strong><span style=\"color: #e61e5a;\">Attention : <\/span><\/strong><span style=\"color: #1b1945;\">Les r\u00e9f\u00e9rentiels EN50470-X et&nbsp; IEC62053-X ont des d\u00e9signations de classes diff\u00e9rentes pour des pr\u00e9cisions \u00e9quivalentes.<br \/>\nAinsi, la classe 2 \u00e9quivaut \u00e0 la classe A, la classe 1 \u00e0 la classe B, la classe 0.5S \u00e0 la classe C et la classe 0.2S \u00e0 la classe D.<\/span><\/p>\n<p>La classe de pr\u00e9cision doit \u00eatre obligatoirement indiqu\u00e9e sur l&rsquo;instrument de mesure.<\/p>\n<h2 id=\"les-differentes-classes-de-precision\">Les diff\u00e9rentes classes de pr\u00e9cision&nbsp;<\/h2>\n<h3 id=\"en-branchement-direct\">En branchement direct<\/h3>\n<p>La classe de pr\u00e9cision est <strong>exprim\u00e9e par un chiffre qui correspond \u00e0 un pourcentage d\u2019erreur acceptable dans la mesure<\/strong>, ainsi une classe de 0,5 correspond \u00e0 une erreur de maximum 0,5% lorsque l\u2019intensit\u00e9 est \u00e9gale \u00e0 100% de l\u2019Intensit\u00e9 nominale.<\/p>\n<p><strong><span style=\"color: #e61e5a;\">Attention<\/span><\/strong>, plus l\u2019intensit\u00e9 mesur\u00e9e est \u00e9loign\u00e9e du courant nominal plus la pr\u00e9cision diminue.<\/p>\n<p><strong>Taux d&rsquo;erreur selon l&rsquo;intensit\u00e9 mesur\u00e9e et la classe de pr\u00e9cision :<\/strong><\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-2875\" src=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/precision-tc-300x84.jpg\" alt=\"precision-tc\" width=\"300\" height=\"84\" srcset=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/precision-tc-300x84.jpg 300w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/precision-tc-600x168.jpg 600w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/precision-tc-1024x286.jpg 1024w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/precision-tc-768x215.jpg 768w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/precision-tc.jpg 1437w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>Habituellement les appareils sont de classe de pr\u00e9cisions comprises entre 0,2S, \u00e0 3, <strong>la lettre S \u00e9tant ajout\u00e9e pour indiquer un standard suppl\u00e9mentaire<\/strong>, souvent demand\u00e9 dans le cadre de la facturation d\u2019abonnement aupr\u00e8s d\u2018un fournisseur d\u2019\u00e9lectricit\u00e9.<\/p>\n<h3 id=\"en-raccordement-indirect-sur-transformateur-de-courant\">En raccordement indirect sur transformateur de courant&nbsp;<\/h3>\n<p>Un compteur \u00e9lectrique dispose d&rsquo;une classe de pr\u00e9cision qui lui est propre, cependant, dans le cas d&rsquo;un compteur \u00e0 raccordement indirect <strong>il faut \u00e9galement prendre en compte la classe de pr\u00e9cision du transformateur de courant raccord\u00e9<\/strong> au compteur \u00e9lectrique.<\/p>\n<p>Exemple : Si vous raccordez le compteur d&rsquo;\u00e9nergie <a href=\"https:\/\/stage-lettel.fk-agency.net\/fr\/produit\/compteur-kwh-mct4-45\/\">MCT4-45<\/a> ayant une classe de pr\u00e9cision de 0,5S avec un transformateur d&rsquo;intensit\u00e9 de classe 1, <strong>le pourcentage d&rsquo;erreur correspondra \u00e0 celui de l&rsquo;instrument ayant la classe de pr\u00e9cision la plus faible<\/strong>, soit 1% dans cet exemple.<\/p>\n<p>Ainsi, il faut \u00eatre attentif aux classes de pr\u00e9cision de l&rsquo;ensemble des appareils de la cha\u00eene de mesure.&nbsp;<\/p>\n<h2 id=\"quelle-classe-de-precision-choisir\">Quelle classe de pr\u00e9cision choisir ?<\/h2>\n<p>Dans le cadre d&rsquo;une utilisation priv\u00e9e pour un particulier d&rsquo;un sous-compteur d&rsquo;\u00e9nergie, la classe 1 sera suffisante.&nbsp;<\/p>\n<p>Les classes 0.5 et\/ou 0.5S seront utilis\u00e9es en g\u00e9n\u00e9ral pour les besoins de refacturation \u00e9lectrique. (<a href=\"https:\/\/stage-lettel.fk-agency.net\/fr\/ressources\/certification-mid\/\">voir article sur la certification MID<\/a>)<\/p>\n<p>Finalement, les classes 0.2 et\/ou 0.2S seront utilis\u00e9es principalement pour la m\u00e9trologie en laboratoire. La centrale de mesure <a href=\"https:\/\/stage-lettel.fk-agency.net\/fr\/mae1-centrale-mesure\/\">MAE1<\/a> r\u00e9pond \u00e0 cette exigence.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Liens utiles :<\/strong>&nbsp;<\/p>\n<ul>\n<li>Cahier technique : <a href=\"https:\/\/stage-lettel.fk-agency.net\/fr\/ressources\/les-transformateurs-de-courant\/\">les transformateurs de courant (TC)<\/a><\/li>\n<li>Consultez la gamme de <a href=\"https:\/\/stage-lettel.fk-agency.net\/fr\/categories-produits\/mesure-electrique\/compteurs-electrique\/\">compteurs \u00e9lectriques Lettel<\/a><\/li>\n<\/ul>\n                                    <\/div>\r\n\r\n                                    \r\n<div class=\"c-socials-share\">\r\n  <p class=\"c-ttl\">Partager ou r\u00e9sumer l&rsquo;article&nbsp;:<\/p>\r\n  <ul class=\"c-list\">\r\n    <li>\r\n      <a 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class='table-content_link' href='#les-referentiels-existants'>Les r\u00e9f\u00e9rentiels existants<\/a><li><a class='table-content_link' href='#les-differentes-classes-de-precision'>Les diff\u00e9rentes classes de pr\u00e9cision&nbsp;<\/a><ul class='table-content'><li class='table-content_item-lvl-3'><a class='table-content_link' href='#en-branchement-direct'>En branchement direct<\/a><li><a class='table-content_link' href='#en-raccordement-indirect-sur-transformateur-de-courant'>En raccordement indirect sur transformateur de courant&nbsp;<\/a><\/ul><li class='table-content_item-lvl-2'><a class='table-content_link' href='#quelle-classe-de-precision-choisir'>Quelle classe de pr\u00e9cision choisir ?<\/a><\/li><\/ul>                    <\/div>\r\n                <\/div>\r\n            <\/aside>\r\n        <\/div>\r\n\r\n    <\/div>\r\n<\/section>\r\n\r\n\n\n\r\n\r\n<section class=\"blc-related-products spc-s5 bg-cg\">\r\n\r\n\t\t\t<header class=\"c-heading\">\r\n\t\t\t\t<div class=\"container\">\r\n\t\t\t\t\t<h2 class=\"c-ttl\" class=\"c-ttl\" id=\"les-compteurs-et-centrales-de-mesures-lettel-de-haute-precision\">Les compteurs et centrales de mesures Lettel de haute pr\u00e9cision<\/h2>\r\n\t\t\t\t<\/div>\r\n\t\t\t<\/header>\r\n\r\n\t\t\t<div class=\"container\">\r\n\t\t\t\t<div class=\"swiper\" swiper-type=\"3\">\r\n\t\t\t\t\t<div class=\"swiper-wrapper\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"swiper-slide\" id='1686'>\r\n\t\t\t\t\t\t\t\t\r\n<a class=\"c-card-product\" href='https:\/\/stage-lettel.fk-agency.net\/fr\/produit\/centrale-mesure-mae1\/'>\r\n\t<figure class=\"media-wrp__1x1\">\r\n\t\t<img decoding=\"async\" class=\"media\" alt=\"centrale-mesure-mae1\" src=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/pixel1000-mae3.jpg\" srcset=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/pixel1000-mae3-300x300.jpg 300w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/pixel1000-mae3-150x150.jpg 150w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/pixel1000-mae3-768x768.jpg 768w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/pixel1000-mae3-600x600.jpg 600w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/pixel1000-mae3-100x100.jpg 100w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/pixel1000-mae3.jpg 950w\" sizes=\"(min-width: 992px) 397px, (min-width: 1200px) 480px, (min-width: 1400px) 560px, (min-width: 1600px) 640px, 100vw\">\r\n\t<\/figure>\r\n\t<div class=\"c-txt\">\r\n\t\t<p class=\"c-ttl c-ttl__md\">MAE-1<\/p>\r\n\t\t<h3 class=\"c-desc\" class=\"c-desc\" id=\"centrale-de-mesure-encastrable-modbus-et-sorties-relais\">Centrale de mesure encastrable  &#8211; Modbus et sorties relais<\/h3>\r\n\t<\/div>\r\n<\/a>\t\t\t\t\t\t\t<\/article>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"swiper-slide\" id='1018'>\r\n\t\t\t\t\t\t\t\t\r\n<a class=\"c-card-product\" href='https:\/\/stage-lettel.fk-agency.net\/fr\/produit\/centrale-mesure-modulaire-map4-3415\/'>\r\n\t<figure class=\"media-wrp__1x1\">\r\n\t\t<img decoding=\"async\" class=\"media\" alt=\"centrale-mesure-modulaire-map4-3415\" src=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/map4-3415.jpg\" srcset=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/map4-3415-300x300.jpg 300w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/map4-3415-100x100.jpg 100w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/map4-3415-600x599.jpg 600w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/map4-3415-150x150.jpg 150w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/map4-3415-768x767.jpg 768w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/map4-3415.jpg 1001w\" sizes=\"(min-width: 992px) 397px, (min-width: 1200px) 480px, (min-width: 1400px) 560px, (min-width: 1600px) 640px, 100vw\">\r\n\t<\/figure>\r\n\t<div class=\"c-txt\">\r\n\t\t<p class=\"c-ttl c-ttl__md\">MAP4-3415<\/p>\r\n\t\t<h3 class=\"c-desc\" class=\"c-desc\" id=\"centrale-de-mesure-modulaire-modbus-et-impulsions\">Centrale de mesure modulaire &#8211; Modbus et impulsions<\/h3>\r\n\t<\/div>\r\n<\/a>\t\t\t\t\t\t\t<\/article>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"swiper-slide\" id='827'>\r\n\t\t\t\t\t\t\t\t\r\n<a class=\"c-card-product\" href='https:\/\/stage-lettel.fk-agency.net\/fr\/produit\/compteur-energie-mct4-4100\/'>\r\n\t<figure class=\"media-wrp__1x1\">\r\n\t\t<img decoding=\"async\" class=\"media\" alt=\"compteur triphas\u00e9 mct4-4100\" src=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MCT4-4100.jpg\" srcset=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MCT4-4100-300x300.jpg 300w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MCT4-4100-100x100.jpg 100w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MCT4-4100-600x600.jpg 600w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MCT4-4100-150x150.jpg 150w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MCT4-4100-768x768.jpg 768w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MCT4-4100.jpg 860w\" sizes=\"(min-width: 992px) 397px, (min-width: 1200px) 480px, (min-width: 1400px) 560px, (min-width: 1600px) 640px, 100vw\">\r\n\t<\/figure>\r\n\t<div class=\"c-txt\">\r\n\t\t<p class=\"c-ttl c-ttl__md\">MCT4-x100<\/p>\r\n\t\t<h3 class=\"c-desc\" class=\"c-desc\" id=\"compteur-triphase-ou-tetra-3x-100a-modbus-mbus-et-impulsions\">Compteur triphas\u00e9 ou t\u00e9tra 3x 100A &#8211; Modbus, Mbus et impulsions<\/h3>\r\n\t<\/div>\r\n<\/a>\t\t\t\t\t\t\t<\/article>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"swiper-slide\" id='1114'>\r\n\t\t\t\t\t\t\t\t\r\n<a class=\"c-card-product\" href='https:\/\/stage-lettel.fk-agency.net\/fr\/produit\/module-mesure-enerclip-msc-n2\/'>\r\n\t<figure class=\"media-wrp__1x1\">\r\n\t\t<img decoding=\"async\" class=\"media\" alt=\"module-mesure-enerclip-msc-n2\" src=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MSC-N2.jpg\" srcset=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MSC-N2-300x300.jpg 300w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MSC-N2-150x150.jpg 150w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MSC-N2-768x768.jpg 768w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MSC-N2-600x600.jpg 600w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MSC-N2-100x100.jpg 100w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MSC-N2.jpg 1000w\" sizes=\"(min-width: 992px) 397px, (min-width: 1200px) 480px, (min-width: 1400px) 560px, (min-width: 1600px) 640px, 100vw\">\r\n\t<\/figure>\r\n\t<div class=\"c-txt\">\r\n\t\t<p class=\"c-ttl c-ttl__md\">MSC-N2<\/p>\r\n\t\t<h3 class=\"c-desc\" class=\"c-desc\" id=\"centrale-de-mesure-pour-tc-enerclip-modbus-et-sortie-relais\">Centrale de mesure pour TC Enerclip &#8211; Modbus et sortie relais<\/h3>\r\n\t<\/div>\r\n<\/a>\t\t\t\t\t\t\t<\/article>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"swiper-slide\" id='838'>\r\n\t\t\t\t\t\t\t\t\r\n<a class=\"c-card-product\" href='https:\/\/stage-lettel.fk-agency.net\/fr\/produit\/compteur-kwh-mct4-45\/'>\r\n\t<figure class=\"media-wrp__1x1\">\r\n\t\t<img decoding=\"async\" class=\"media\" alt=\"compteur-electrique-mct4-45\" src=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/mct4-45.jpg\" srcset=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/mct4-45-300x297.jpg 300w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/mct4-45-100x100.jpg 100w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/mct4-45-600x593.jpg 600w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/mct4-45-150x150.jpg 150w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/mct4-45-768x760.jpg 768w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/01\/mct4-45.jpg 1011w\" sizes=\"(min-width: 992px) 397px, (min-width: 1200px) 480px, (min-width: 1400px) 560px, (min-width: 1600px) 640px, 100vw\">\r\n\t<\/figure>\r\n\t<div class=\"c-txt\">\r\n\t\t<p class=\"c-ttl c-ttl__md\">MCT4-x5<\/p>\r\n\t\t<h3 class=\"c-desc\" class=\"c-desc\" id=\"compteur-tri-ou-tetra-pour-tc-1-5a-modbus-mbus-et-impulsions\">Compteur tri ou t\u00e9tra pour TC 1\/5A &#8211; Modbus, Mbus et impulsions<\/h3>\r\n\t<\/div>\r\n<\/a>\t\t\t\t\t\t\t<\/article>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"swiper-slide\" id='818'>\r\n\t\t\t\t\t\t\t\t\r\n<a class=\"c-card-product\" href='https:\/\/stage-lettel.fk-agency.net\/fr\/produit\/compteur-monophase-mct2-1100\/'>\r\n\t<figure class=\"media-wrp__1x1\">\r\n\t\t<img decoding=\"async\" class=\"media\" alt=\"compteur-monophase-mct2-1100\" src=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MCT2-163-M.png\" srcset=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MCT2-163-M-300x300.png 300w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MCT2-163-M-100x100.png 100w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MCT2-163-M-600x599.png 600w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MCT2-163-M-150x150.png 150w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MCT2-163-M-768x766.png 768w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2021\/11\/MCT2-163-M.png 1000w\" sizes=\"(min-width: 992px) 397px, (min-width: 1200px) 480px, (min-width: 1400px) 560px, (min-width: 1600px) 640px, 100vw\">\r\n\t<\/figure>\r\n\t<div class=\"c-txt\">\r\n\t\t<p class=\"c-ttl c-ttl__md\">MCT2-1100<\/p>\r\n\t\t<h3 class=\"c-desc\" class=\"c-desc\" id=\"compteur-electrique-monophase-100a-modbus-mbus-et-impulsions\">Compteur \u00e9lectrique monophas\u00e9 100A &#8211; Modbus, Mbus et impulsions<\/h3>\r\n\t<\/div>\r\n<\/a>\t\t\t\t\t\t\t<\/article>\r\n\t\t\t\t\t\t \r\n\t\t\t\t\t<\/div>\r\n\t\t\t\t\t<div class=\"b-pagi swiper-pagination\"><\/div>\r\n\t\t\t\t<\/div>\r\n\t\t\t\t<div class=\"container container-navi\">\r\n\t\t\t\t\t<div class=\"swiper-button-prev\"><\/div>\r\n\t\t\t\t\t<div class=\"swiper-button-next\"><\/div>\r\n\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\r\n<\/section>\r\n\r\n\n\n\r\n\r\n<section class=\"blc-related-posts bg-cg spc-s3\">\r\n\r\n\t\t<header class=\"c-heading\">\r\n\t\t\t<div class=\"container\">\r\n\t\t\t\t<h2 class=\"c-ttl\" class=\"c-ttl\" id=\"les-autres-actualites-lettel\">Les autres actualit\u00e9s Lettel<\/h2>\r\n\t\t\t<\/div>\r\n\t\t<\/header>\r\n\r\n\t\t<div class=\"container\">\r\n\t\t\t<div class=\"swiper\" swiper-type=\"3\">\r\n\t\t\t\t<div class=\"swiper-wrapper\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"swiper-slide\" id='9082'>\r\n\t\t\t\t\t\t\t\r\n<a class=\"c-card-post\" href='https:\/\/stage-lettel.fk-agency.net\/fr\/ressources\/perturbations_harmoniques\/'>\r\n\t<figure class=\"media-wrp__4x3\">\r\n\t\t<img decoding=\"async\" class=\"media\" alt=\"Centrale MAE-1 en situation\" src=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2024\/10\/MAE1-Article_02.jpg\" srcset=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2024\/10\/MAE1-Article_02-300x216.jpg 300w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2024\/10\/MAE1-Article_02-600x433.jpg 600w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2024\/10\/MAE1-Article_02.jpg 735w\" sizes=\"(min-width: 992px) 397px, (min-width: 1200px) 480px, (min-width: 1400px) 560px, (min-width: 1600px) 640px, 100vw\">\r\n\t<\/figure>\r\n\t<div class=\"c-txt\">\r\n\t\t\t<p class=\"c-ttl c-ttl__md ttl-brd\">Comprendre les perturbations d&rsquo;harmoniques<\/p>\r\n\t\t\t<h3 class=\"c-desc\" class=\"c-desc\" id=\"quelles-consequences-sur-linstallation-et-comment-y-remedier\">Quelles cons\u00e9quences sur l&rsquo;installation et comment y rem\u00e9dier<\/h3>\r\n\t\t\t<p class=\"c-date\">Publi\u00e9 le 24 octobre 2024<\/p>\r\n\t\t\t<button class=\"c-link\">En savoir plus<\/button>\r\n\t<\/div>\r\n<\/a>\t\t\t\t\t\t<\/article>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"swiper-slide\" id='4010'>\r\n\t\t\t\t\t\t\t\r\n<a class=\"c-card-post\" href='https:\/\/stage-lettel.fk-agency.net\/fr\/ressources\/explication-compteur-electrique\/'>\r\n\t<figure class=\"media-wrp__4x3\">\r\n\t\t<img decoding=\"async\" class=\"media\" alt=\"compteur-electrique-vignette\" src=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/06\/compteur-electrique-vignette-grey-scale-background.jpg\" srcset=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/06\/compteur-electrique-vignette-grey-scale-background-300x225.jpg 300w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2022\/06\/compteur-electrique-vignette-grey-scale-background.jpg 457w\" sizes=\"(min-width: 992px) 397px, (min-width: 1200px) 480px, (min-width: 1400px) 560px, (min-width: 1600px) 640px, 100vw\">\r\n\t<\/figure>\r\n\t<div class=\"c-txt\">\r\n\t\t\t<p class=\"c-ttl c-ttl__md ttl-brd\">L\u2019essentiel du compteur \u00e9lectrique<\/p>\r\n\t\t\t<h3 class=\"c-desc\" class=\"c-desc\" id=\"comprendre-lutilite-et-le-fonctionnement-des-compteurs-denergie\">Comprendre l&rsquo;utilit\u00e9 et le fonctionnement des compteurs d&rsquo;\u00e9nergie<\/h3>\r\n\t\t\t<p class=\"c-date\">Publi\u00e9 le 3 juin 2022<\/p>\r\n\t\t\t<button class=\"c-link\">En savoir plus<\/button>\r\n\t<\/div>\r\n<\/a>\t\t\t\t\t\t<\/article>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"swiper-slide\" id='16028'>\r\n\t\t\t\t\t\t\t\r\n<a class=\"c-card-post\" href='https:\/\/stage-lettel.fk-agency.net\/fr\/ressources\/sommateurs-de-courant-fonctionnement-installation\/'>\r\n\t<figure class=\"media-wrp__4x3\">\r\n\t\t<img decoding=\"async\" class=\"media\" alt=\"Sommateur raccord\u00e9\" src=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2025\/10\/mtcs-racc.jpg\" srcset=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2025\/10\/mtcs-racc-300x211.jpg 300w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2025\/10\/mtcs-racc-768x540.jpg 768w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2025\/10\/mtcs-racc-600x422.jpg 600w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2025\/10\/mtcs-racc.jpg 901w\" sizes=\"(min-width: 992px) 397px, (min-width: 1200px) 480px, (min-width: 1400px) 560px, (min-width: 1600px) 640px, 100vw\">\r\n\t<\/figure>\r\n\t<div class=\"c-txt\">\r\n\t\t\t<p class=\"c-ttl c-ttl__md ttl-brd\">Sommateurs de courant : fonctionnement, installation, r\u00e9glementation<\/p>\r\n\t\t\t<h3 class=\"c-desc\" class=\"c-desc\" id=\"tout-comprendre-sur-les-sommateurs-de-courant\">Tout comprendre sur les sommateurs de courant<\/h3>\r\n\t\t\t<p class=\"c-date\">Publi\u00e9 le 29 octobre 2025<\/p>\r\n\t\t\t<button class=\"c-link\">En savoir plus<\/button>\r\n\t<\/div>\r\n<\/a>\t\t\t\t\t\t<\/article>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"swiper-slide\" id='15721'>\r\n\t\t\t\t\t\t\t\r\n<a class=\"c-card-post\" href='https:\/\/stage-lettel.fk-agency.net\/fr\/ressources\/probleme-energie-negative-diagnostic-solutions\/'>\r\n\t<figure class=\"media-wrp__4x3\">\r\n\t\t<img decoding=\"async\" class=\"media\" alt=\"Mesure et \u00e9nergie n\u00e9gative\" src=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2025\/09\/cahier-energie-negative.jpg\" srcset=\"https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2025\/09\/cahier-energie-negative-300x300.jpg 300w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2025\/09\/cahier-energie-negative-150x150.jpg 150w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2025\/09\/cahier-energie-negative-768x768.jpg 768w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2025\/09\/cahier-energie-negative-600x600.jpg 600w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2025\/09\/cahier-energie-negative-100x100.jpg 100w, https:\/\/stage-lettel.fk-agency.net\/wp-content\/uploads\/2025\/09\/cahier-energie-negative.jpg 1000w\" sizes=\"(min-width: 992px) 397px, (min-width: 1200px) 480px, (min-width: 1400px) 560px, (min-width: 1600px) 640px, 100vw\">\r\n\t<\/figure>\r\n\t<div class=\"c-txt\">\r\n\t\t\t<p class=\"c-ttl c-ttl__md ttl-brd\">Probl\u00e8me d\u2019\u00e9nergie n\u00e9gative : diagnostic et solutions techniques<\/p>\r\n\t\t\t<h3 class=\"c-desc\" class=\"c-desc\" id=\"les-5-etapes-cles-pour-identifier-le-probleme\">Les 5 \u00e9tapes cl\u00e9s pour identifier le probl\u00e8me<\/h3>\r\n\t\t\t<p class=\"c-date\">Publi\u00e9 le 18 septembre 2025<\/p>\r\n\t\t\t<button class=\"c-link\">En savoir plus<\/button>\r\n\t<\/div>\r\n<\/a>\t\t\t\t\t\t<\/article>\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t<\/div>\r\n\t\t\t\t<div class=\"b-pagi swiper-pagination\"><\/div>\r\n\t\t\t<\/div>\r\n\t\t\t<div class=\"container container-navi\">\r\n\t\t\t\t<div class=\"swiper-button-prev\"><\/div>\r\n\t\t\t\t<div class=\"swiper-button-next\"><\/div>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\r\n<\/section>\r\n\r\n\n\n\r\n\r\n<section class=\"blc-banner spc-s3 bg-c4\"> \r\n\t<div class=\"container tpl1\">\r\n\r\n\t\t<div class=\"row\">\r\n\t\t\t<div class=\"b-txt col-lg-6\">\r\n\t\t\t\t<h2 class=\"b-ttl\" data-aos=\"fade-up\" class=\"b-ttl\" data-aos=\"fade-up\" id=\"vous-souhaitez-etre-conseille\">Vous souhaitez \u00eatre conseill\u00e9&nbsp;?<\/h2>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"btn btn-c1\" data-aos=\"fade-up\" data-aos-delay=\"150\" href=\"https:\/\/stage-lettel.fk-agency.net\/fr\/contact\/\">\r\n\t\t\t\t\t\t\tContactez-nous\t\t\t\t\t\t<\/a>\r\n\t\t\t\t\t\r\n\t\t\t\t\t\r\n\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t<\/div>\r\n\r\n\t<\/div>\r\n<\/section>\r\n\r\n","protected":false},"excerpt":{"rendered":"Le cadre normatif et les diff\u00e9rentes classes selon les applications","protected":false},"author":3,"featured_media":4009,"template":"","class_list":["post-3985","ressources","type-ressources","status-publish","has-post-thumbnail","hentry","ress-format-cahier-technique"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Classes de pr\u00e9cision d&#039;un compteur \u00e9lectrique<\/title>\n<meta name=\"description\" content=\"La classe 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