{"id":12793,"date":"2025-12-10T16:14:23","date_gmt":"2025-12-10T08:14:23","guid":{"rendered":"https:\/\/www.tosunlux.eu\/?p=12793"},"modified":"2025-12-19T15:23:33","modified_gmt":"2025-12-19T07:23:33","slug":"standard-sizes-of-circuit-breakers","status":"publish","type":"post","link":"https:\/\/www.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/","title":{"rendered":"Quelles sont les tailles standard des disjoncteurs ?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_63 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\" >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=\"Toggle 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 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#Why_Circuit_Breaker_Size_Matters_in_Real_Projects\" title=\"Why Circuit Breaker Size Matters in Real Projects\">Why Circuit Breaker Size Matters in Real Projects<\/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.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#Common_Circuit_Breaker_Amp_Sizes\" title=\"Tailles d&#039;amp\u00e8res des disjoncteurs courants\">Tailles d&#039;amp\u00e8res des disjoncteurs courants<\/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.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#1_Residential_Circuit_Breakers\" title=\"1. Disjoncteurs r\u00e9sidentiels\">1. Disjoncteurs r\u00e9sidentiels<\/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.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#Residential_Breaker_Sizes_and_Typical_Loads\" title=\"Residential Breaker Sizes and Typical Loads\">Residential Breaker Sizes and Typical Loads<\/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.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#2_Industrial_Commercial_Circuit_Breakers\" title=\"2. Disjoncteurs industriels et commerciaux\">2. Disjoncteurs industriels et commerciaux<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#Industrial_Breaker_Sizes_by_Application\" title=\"Industrial Breaker Sizes by Application\">Industrial Breaker Sizes by Application<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#Breaker_Frame_Sizes_and_Their_Importance\" title=\"Tailles des cadres de disjoncteurs et leur importance\">Tailles des cadres de disjoncteurs et leur importance<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#Breaker_Type_vs_Frame_Size\" title=\"Breaker Type vs Frame Size\">Breaker Type vs Frame Size<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#Choosing_the_Right_Circuit_Breaker_Size\" title=\"Choisir la bonne taille de disjoncteur\">Choisir la bonne taille de disjoncteur<\/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.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#Common_Breaker_Sizing_Mistakes\" title=\"Common Breaker Sizing Mistakes\">Common Breaker Sizing Mistakes<\/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.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#FAQs\" title=\"FAQ\">FAQ<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#1_What_is_the_smallest_standard_circuit_breaker_size\" title=\"1. Quelle est la plus petite taille de disjoncteur standard ?\">1. Quelle est la plus petite taille de disjoncteur standard ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#2_What_size_breaker_is_used_for_a_220V_circuit\" title=\"2. Quelle taille de disjoncteur est utilis\u00e9e pour un circuit 220 V ?\">2. Quelle taille de disjoncteur est utilis\u00e9e pour un circuit 220 V ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#3_What_is_the_difference_between_breaker_frame_sizes_and_amp_ratings\" title=\"3. Quelle est la diff\u00e9rence entre les tailles de ch\u00e2ssis de disjoncteur et les amp\u00e9rages nominaux ?\">3. Quelle est la diff\u00e9rence entre les tailles de ch\u00e2ssis de disjoncteur et les amp\u00e9rages nominaux ?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#About_the_Data_and_Experience\" title=\"About the Data and Experience\">About the Data and Experience<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#Conclusion\" title=\"Conclusion\">Conclusion<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#Resources\" title=\"Ressources\">Ressources<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#%F0%9F%94%8E_Recommended_Reading_for_Circuit_Breaker_Sizes\" title=\"\ud83d\udd0e Lectures recommand\u00e9es pour les tailles de disjoncteurs\">\ud83d\udd0e Lectures recommand\u00e9es pour les tailles de disjoncteurs<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#Standard_Sizes_of_Circuit_Breakers\" title=\"                  Tailles standard des disjoncteurs              \">\n        \n          Tailles standard des disjoncteurs\n        \n      <\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#Breaking_Capacity_vs_Circuit_Breaker_Ratings\" title=\"                  Pouvoir de coupure vs valeurs nominales des disjoncteurs              \">\n        \n          Pouvoir de coupure vs valeurs nominales des disjoncteurs\n        \n      <\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/#What_Type_of_Circuit_Breaker_Do_I_Need\" title=\"                  De quel type de disjoncteur ai-je besoin ?              \">\n        \n          De quel type de disjoncteur ai-je besoin ?\n        \n      <\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n<p>Les disjoncteurs sont disponibles en diff\u00e9rentes tailles en fonction de leur fonction et de leur capacit\u00e9 \u00e9lectrique. Les tailles standard des disjoncteurs font r\u00e9f\u00e9rence aux diff\u00e9rentes valeurs nominales d&#039;amp\u00e9rage con\u00e7ues pour prot\u00e9ger les syst\u00e8mes \u00e9lectriques contre les surcharges et les courts-circuits. Ces tailles varient en fonction du niveau de tension, du type d&#039;application et de l&#039;\u00e9quipement aliment\u00e9.<\/p>\n\n\n\n<p>Dans ce guide, nous d\u00e9composerons les tailles d&#039;amp\u00e9rage des disjoncteurs, les tailles de cadre de disjoncteur et les tailles de disjoncteurs courantes pour vous aider \u00e0 comprendre comment ils fonctionnent et lequel convient le mieux \u00e0 vos besoins.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Circuit_Breaker_Size_Matters_in_Real_Projects\"><\/span><strong>Why Circuit Breaker Size Matters in Real Projects<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>From our experience working with distributors and electrical contractors, circuit breaker sizing issues are one of the <strong>most common causes of system faults<\/strong>.<\/p>\n\n\n\n<p>A breaker that is too small will trip frequently.<br>A breaker that is too large may fail to protect cables and equipment.<\/p>\n\n\n\n<p>That is why understanding <strong>standard sizes<\/strong>, not just amp numbers, is critical before selecting any circuit breaker.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Circuit_Breaker_Amp_Sizes\"><\/span><strong>Tailles d&#039;amp\u00e8res des disjoncteurs courants<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Residential_Circuit_Breakers\"><\/span><strong>1. Disjoncteurs r\u00e9sidentiels<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>La plupart des foyers utilisent des disjoncteurs de 120 V et 240 V con\u00e7us pour g\u00e9rer diff\u00e9rentes charges \u00e9lectriques. Les tailles de disjoncteur les plus courantes pour les applications r\u00e9sidentielles comprennent\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Disjoncteurs de 15 amp\u00e8res<\/strong> \u2013 Utilis\u00e9 pour l\u2019\u00e9clairage, les petits appareils \u00e9lectrom\u00e9nagers et les prises de courant g\u00e9n\u00e9rales.<\/li>\n\n\n\n<li><strong>Disjoncteurs de 20 amp\u00e8res \u2013<\/strong> N\u00e9cessaire pour les cuisines, les salles de bains et les buanderies, o\u00f9 une demande de puissance plus \u00e9lev\u00e9e est n\u00e9cessaire.<\/li>\n\n\n\n<li><strong>Disjoncteurs de 30 amp\u00e8res <\/strong>\u2013 Souvent utilis\u00e9 pour les s\u00e9cheurs et les petites unit\u00e9s de climatisation.<\/li>\n\n\n\n<li><strong>Disjoncteurs de 40 \u00e0 50 amp\u00e8res <\/strong>\u2013 Con\u00e7u pour les cuisini\u00e8res, les fours et les chauffe-eau \u00e9lectriques.<\/li>\n\n\n\n<li><strong>Disjoncteurs de 60 amp\u00e8res <\/strong>\u2013 Utilis\u00e9 pour les grands syst\u00e8mes CVC, les sous-panneaux et les chargeurs de v\u00e9hicules \u00e9lectriques.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Residential_Breaker_Sizes_and_Typical_Loads\"><\/span>Residential Breaker Sizes and Typical Loads<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Taille du disjoncteur<\/th><th>Tension<\/th><th>Application typique<\/th><\/tr><\/thead><tbody><tr><td>15A<\/td><td>120 V<\/td><td>Lighting, wall outlets<\/td><\/tr><tr><td>20A<\/td><td>120 V<\/td><td>Kitchen, bathroom circuits<\/td><\/tr><tr><td>30A<\/td><td>240V<\/td><td>Dryers, small AC units<\/td><\/tr><tr><td>40A\u201350A<\/td><td>240V<\/td><td>Ovens, water heaters<\/td><\/tr><tr><td>60A<\/td><td>240V<\/td><td>EV chargers, subpanels<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-large is-resized\"><a href=\"https:\/\/www.tosunlux.eu\/fr\/products\/tsb3-63-miniature-circuit-breaker-2\/\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/04\/TSB3-63-1P-1-1024x1024.jpg\" alt=\"Disjoncteur miniature TSB3-63\" class=\"wp-image-1756\" style=\"width:300px;height:0px\" srcset=\"https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/04\/TSB3-63-1P-1-1024x1024.jpg 1024w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/04\/TSB3-63-1P-1-300x300.jpg 300w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/04\/TSB3-63-1P-1-150x150.jpg 150w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/04\/TSB3-63-1P-1-768x768.jpg 768w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/04\/TSB3-63-1P-1-1536x1536.jpg 1536w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/04\/TSB3-63-1P-1.jpg 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<\/div>\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n  <title>Produit phare<\/title>\n  <style>\n    .hero-card {\n      display: flex;\n      flex-wrap: wrap;\n      align-items: center;\n      background: #f7f8fa;\n      border-radius: 16px;\n      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);\n      padding: 24px;\n      max-width: 900px;\n      margin: 40px auto;\n      font-family: Arial, sans-serif;\n      text-decoration: none;\n      color: inherit;\n      font-family: 'Poppins';\n    }\n\n    .hero-image {\n      width: 220px;\n      height: auto;\n      border-radius: 12px;\n      object-fit: cover;\n      flex-shrink: 0;\n    }\n\n    .hero-content {\n      padding-left: 24px;\n      flex: 1;\n      min-width: 260px;\n    }\n\n    .hero-title {\n      font-size: 1.6rem;\n      font-weight: bold;\n      margin-bottom: 12px;\n      color: #222;\n      font-family: 'Poppins';\n    }\n\n    .hero-description {\n      font-size: 1rem;\n      color: #555;\n      margin-bottom: 18px;\n    }\n\n    .hero-link {\n      display: inline-block;\n      padding: 10px 20px;\n      background-color: #0066cc;\n      color: #fff;\n      text-decoration: none;\n      border-radius: 8px;\n      font-weight: bold;\n      transition: background 0.2s ease-in-out;\n    }\n\n    .hero-link:hover {\n      background-color: #004c99;\n    }\n\n    @media (max-width: 640px) {\n      .hero-card {\n        flex-direction: column;\n        text-align: center;\n      }\n\n      .hero-content {\n        padding-left: 0;\n        padding-top: 20px;\n      }\n\n      .hero-image {\n        width: 100%;\n        max-width: 280px;\n      }\n    }\n  <\/style>\n<\/head>\n<body>\n\n<a class=\"hero-card\" href=\"https:\/\/www.tosunlux.eu\/fr\/products\/tsm2-moulded-case-circuit-breaker\/\" target=\"_blank\">\n  <img decoding=\"async\" class=\"hero-image\" src=\"https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/05\/TSM2-150.jpg\" alt=\"Disjoncteur \u00e0 bo\u00eetier moul\u00e9 TSM2\">\n  <div class=\"hero-content\">\n    <div class=\"hero-title\">Disjoncteur \u00e0 bo\u00eetier moul\u00e9 TSM2<\/div>\n    <div class=\"hero-description\">Le disjoncteur \u00e0 bo\u00eetier moul\u00e9 TSM2 offre des performances \u00e9lev\u00e9es en mati\u00e8re de protection contre les surcharges et les courts-circuits, ce qui le rend id\u00e9al pour les applications industrielles et commerciales.<\/div>\n    <span class=\"hero-link\">Voir le produit<\/span>\n  <\/div>\n<\/a>\n\n<\/body>\n<\/html>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Industrial_Commercial_Circuit_Breakers\"><\/span><strong>2. Disjoncteurs industriels et commerciaux<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Les syst\u00e8mes \u00e9lectriques de plus grande taille dans les environnements industriels et commerciaux n\u00e9cessitent des disjoncteurs de plus grande capacit\u00e9 pour g\u00e9rer les machines lourdes et les applications \u00e0 haute tension. Ces tailles varient g\u00e9n\u00e9ralement de 70 amp\u00e8res \u00e0 6\u00a0000 amp\u00e8res.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Disjoncteurs de 100 \u00e0 225 amp\u00e8res<\/strong> \u2013 Utilis\u00e9 pour les grands b\u00e2timents commerciaux et les \u00e9quipements industriels.<\/li>\n\n\n\n<li><strong>Disjoncteurs de 400 \u00e0 600 amp\u00e8res <\/strong>\u2013 Pr\u00e9sent dans les usines de fabrication, les centres de donn\u00e9es et les op\u00e9rations \u00e0 haute puissance.<\/li>\n\n\n\n<li><strong>Disjoncteurs de 1\u00a0000\u00a0amp\u00e8res et plus <\/strong>\u2013 Essentiel pour les applications industrielles lourdes, souvent dans des syst\u00e8mes multi-panneaux.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Industrial_Breaker_Sizes_by_Application\"><\/span>Industrial Breaker Sizes by Application<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Breaker Size Range<\/th><th>Typical Environment<\/th><th>Utilisation courante<\/th><\/tr><\/thead><tbody><tr><td>100A\u2013225A<\/td><td>B\u00e2timents commerciaux<\/td><td>Distribution panels<\/td><\/tr><tr><td>400A\u2013600A<\/td><td>Factories, data centers<\/td><td>Main feeders<\/td><\/tr><tr><td>1000A+<\/td><td>Heavy industry<\/td><td>Main switchboards<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n  <title>Produit phare<\/title>\n  <style>\n    .hero-card {\n      display: flex;\n      flex-wrap: wrap;\n      align-items: center;\n      background: #f7f8fa;\n      border-radius: 16px;\n      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);\n      padding: 24px;\n      max-width: 900px;\n      margin: 40px auto;\n      font-family: Arial, sans-serif;\n      text-decoration: none;\n      color: inherit;\n      font-family: 'Poppins';\n    }\n\n    .hero-image {\n      width: 220px;\n      height: auto;\n      border-radius: 12px;\n      object-fit: cover;\n      flex-shrink: 0;\n    }\n\n    .hero-content {\n      padding-left: 24px;\n      flex: 1;\n      min-width: 260px;\n    }\n\n    .hero-title {\n      font-size: 1.6rem;\n      font-weight: bold;\n      margin-bottom: 12px;\n      color: #222;\n      font-family: 'Poppins';\n    }\n\n    .hero-description {\n      font-size: 1rem;\n      color: #555;\n      margin-bottom: 18px;\n    }\n\n    .hero-link {\n      display: inline-block;\n      padding: 10px 20px;\n      background-color: #0066cc;\n      color: #fff;\n      text-decoration: none;\n      border-radius: 8px;\n      font-weight: bold;\n      transition: background 0.2s ease-in-out;\n    }\n\n    .hero-link:hover {\n      background-color: #004c99;\n    }\n\n    @media (max-width: 640px) {\n      .hero-card {\n        flex-direction: column;\n        text-align: center;\n      }\n\n      .hero-content {\n        padding-left: 0;\n        padding-top: 20px;\n      }\n\n      .hero-image {\n        width: 100%;\n        max-width: 280px;\n      }\n    }\n  <\/style>\n<\/head>\n<body>\n\n<a class=\"hero-card\" href=\"https:\/\/www.tosunlux.eu\/fr\/products\/mp-motor-protection-circuit-breaker-mp2\/\" target=\"_blank\">\n  <img decoding=\"async\" class=\"hero-image\" src=\"https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/05\/MP1.jpg\" alt=\"Disjoncteur de protection moteur MP2 de TOSUNlux\">\n  <div class=\"hero-content\">\n    <div class=\"hero-title\">Disjoncteur de protection moteur MP<\/div>\n    <div class=\"hero-description\">Le disjoncteur de protection moteur s\u00e9rie MP2 offre une protection fiable contre les surcharges et les courts-circuits. Id\u00e9al pour les circuits CA 50\/60 Hz, il garantit la s\u00e9curit\u00e9 et l&#039;efficacit\u00e9 de vos syst\u00e8mes motoris\u00e9s.<\/div>\n    <span class=\"hero-link\">Voir le produit<\/span>\n  <\/div>\n<\/a>\n\n<\/body>\n<\/html>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Breaker_Frame_Sizes_and_Their_Importance\"><\/span><strong>Tailles des cadres de disjoncteurs et leur importance<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Les disjoncteurs sont log\u00e9s dans des ch\u00e2ssis de protection, qui d\u00e9terminent la taille physique du disjoncteur et sa capacit\u00e9 d&#039;interruption en amp\u00e8res (AIC), c&#039;est-\u00e0-dire le courant de d\u00e9faut maximal qu&#039;il peut g\u00e9rer en toute s\u00e9curit\u00e9.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.tosunlux.eu\/fr\/category\/mcb\/\">Disjoncteurs miniatures <\/a>(MCB)<\/strong> \u2013 On le trouve dans les maisons et les petits bureaux, et il peut g\u00e9n\u00e9ralement supporter jusqu\u2019\u00e0 125 amp\u00e8res.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.tosunlux.eu\/fr\/category\/mccb\/#mainbox\">Disjoncteurs \u00e0 bo\u00eetier moul\u00e9 <\/a>(MCCB) \u2013<\/strong> Courant dans les environnements commerciaux et industriels, allant de 100 amp\u00e8res \u00e0 2 500 amp\u00e8res.<\/li>\n\n\n\n<li><strong>Disjoncteurs \u00e0 air (ACB)<\/strong>) \u2013 Utilis\u00e9 pour les applications industrielles haute tension, g\u00e9rant plus de 6 000 amp\u00e8res.<\/li>\n<\/ul>\n\n\n\n<p>La plus petite taille de disjoncteur standard est g\u00e9n\u00e9ralement un disjoncteur miniature (MCB) de 15 amp\u00e8res, mais certaines applications sp\u00e9cialis\u00e9es peuvent utiliser des disjoncteurs encore plus petits pour les circuits de faible puissance.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Breaker_Type_vs_Frame_Size\"><\/span>Breaker Type vs Frame Size<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Type de disjoncteur<\/th><th>Typical Amp Range<\/th><th>Application typique<\/th><\/tr><\/thead><tbody><tr><td>MCB<\/td><td>1A\u2013125A<\/td><td>Residential, light commercial<\/td><\/tr><tr><td>MCCB<\/td><td>100A\u20132500A<\/td><td>Commercial, industriel<\/td><\/tr><tr><td>ACB<\/td><td>630A\u20136300A+<\/td><td>Main distribution systems<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Choosing_the_Right_Circuit_Breaker_Size\"><\/span><strong>Choisir la bonne taille de disjoncteur<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-large\"><img decoding=\"async\" width=\"1024\" height=\"681\" src=\"https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2023\/05\/electrical-panel-electric-meter-circuit-breakers-electric-frequency-converter-motor-speed-controller-rework-station-1024x681.jpg\" alt=\"Tableau \u00e9lectrique, compteur \u00e9lectrique et disjoncteurs. Convertisseur de fr\u00e9quence \u00e9lectrique, variateur de vitesse moteur, poste de reprise.\" class=\"wp-image-6689\" srcset=\"https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2023\/05\/electrical-panel-electric-meter-circuit-breakers-electric-frequency-converter-motor-speed-controller-rework-station-1024x681.jpg 1024w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2023\/05\/electrical-panel-electric-meter-circuit-breakers-electric-frequency-converter-motor-speed-controller-rework-station-300x200.jpg 300w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2023\/05\/electrical-panel-electric-meter-circuit-breakers-electric-frequency-converter-motor-speed-controller-rework-station-768x511.jpg 768w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2023\/05\/electrical-panel-electric-meter-circuit-breakers-electric-frequency-converter-motor-speed-controller-rework-station-1536x1022.jpg 1536w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2023\/05\/electrical-panel-electric-meter-circuit-breakers-electric-frequency-converter-motor-speed-controller-rework-station-2048x1363.jpg 2048w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2023\/05\/electrical-panel-electric-meter-circuit-breakers-electric-frequency-converter-motor-speed-controller-rework-station-18x12.jpg 18w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n<p>Le choix de la taille d&#039;amp\u00e9rage du disjoncteur appropri\u00e9e d\u00e9pend des exigences de charge \u00e9lectrique et des r\u00e9glementations de s\u00e9curit\u00e9. Voici les facteurs cl\u00e9s \u00e0 prendre en compte\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>&nbsp;Calcul de charge \u2013<\/strong> D\u00e9terminez la puissance totale de tous les appareils connect\u00e9s pour s\u00e9lectionner l\u2019amp\u00e9rage appropri\u00e9.&nbsp;<\/li>\n\n\n\n<li><strong>Conformit\u00e9 au Code national de l&#039;\u00e9lectricit\u00e9 (NEC) <\/strong>\u2013 Assurez-vous que la taille du disjoncteur r\u00e9pond aux exigences NEC pour des applications sp\u00e9cifiques.&nbsp;<\/li>\n\n\n\n<li><strong>Tension nominale <\/strong>\u2013 Adaptez la taille du disjoncteur \u00e0 la tension de votre syst\u00e8me, qu&#039;elle soit de 120 V, 240 V ou plus.&nbsp;<\/li>\n\n\n\n<li><strong>Type de disjoncteur <\/strong>\u2013 Choisissez des disjoncteurs miniatures, des disjoncteurs \u00e0 bo\u00eetier moul\u00e9 et des disjoncteurs sp\u00e9ciaux en fonction de l\u2019environnement d\u2019installation.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Breaker_Sizing_Mistakes\"><\/span>Common Breaker Sizing Mistakes<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Based on project feedback, common mistakes include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Choosing amp rating without checking <strong>frame size<\/strong><\/li>\n\n\n\n<li>Ignorer <strong>ambient temperature<\/strong> derating<\/li>\n\n\n\n<li>Using residential MCBs in industrial panels<\/li>\n\n\n\n<li>Oversizing breakers to avoid nuisance tripping<\/li>\n<\/ul>\n\n\n\n<p>These errors often lead to <strong>reduced protection<\/strong>, not better performance.<\/p>\n\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n  \n  <title>Produit phare<\/title>\n  <style>\n    .hero-card {\n      display: flex;\n      flex-wrap: wrap;\n      align-items: center;\n      background: #f7f8fa;\n      border-radius: 16px;\n      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);\n      padding: 24px;\n      max-width: 900px;\n      margin: 40px auto;\n      font-family: Arial, sans-serif;\n      text-decoration: none;\n      color: inherit;\n font-family: 'Poppins';\n    }\n\n    .hero-image {\n      width: 220px;\n      height: auto;\n      border-radius: 12px;\n      object-fit: cover;\n      flex-shrink: 0;\n    }\n\n    .hero-content {\n      padding-left: 24px;\n      flex: 1;\n      min-width: 260px;\n    }\n\n    .hero-title {\n      font-size: 1.6rem;\n      font-weight: bold;\n      margin-bottom: 12px;\n      color: #222;\n      font-family: 'Poppins',\n    }\n\n    .hero-description {\n      font-size: 1rem;\n      color: #555;\n      margin-bottom: 18px;\n    }\n\n    .hero-link {\n      display: inline-block;\n      padding: 10px 20px;\n      background-color: #0066cc;\n      color: #fff;\n      text-decoration: none;\n      border-radius: 8px;\n      font-weight: bold;\n      transition: background 0.2s ease-in-out;\n    }\n\n    .hero-link:hover {\n      background-color: #004c99;\n    }\n\n    @media (max-width: 640px) {\n      .hero-card {\n        flex-direction: column;\n        text-align: center;\n      }\n\n      .hero-content {\n        padding-left: 0;\n        padding-top: 20px;\n      }\n\n      .hero-image {\n        width: 100%;\n        max-width: 280px;\n      }\n    }\n  <\/style>\n<\/head>\n<body>\n\n<a class=\"hero-card\" href=\"https:\/\/www.tosunlux.eu\/fr\/product\/\" target=\"_blank\">\n  <img decoding=\"async\" class=\"hero-image\" src=\"https:\/\/bunny-wp-pullzone-8eh7ulciaa.b-cdn.net\/wp-content\/uploads\/2024\/06\/DSC08160_%E5%89%AF%E6%9C%AC-1-1.webp\" alt=\"grossiste en fournitures \u00e9lectriques\">\n  <div class=\"hero-content\">\n    <div class=\"hero-title\">grossiste en fournitures \u00e9lectriques<\/div>\n    <div class=\"hero-description\">D\u00e9couvrez une gamme compl\u00e8te de produits \u00e9lectriques aupr\u00e8s d&#039;un grossiste en fournitures \u00e9lectriques de confiance. TOSUNlux propose des disjoncteurs, des contacteurs, des interrupteurs et bien plus encore pour les march\u00e9s mondiaux.<\/div>\n    <span class=\"hero-link\">Voir le produit<\/span>\n  <\/div>\n<\/a>\n\n<\/body>\n<\/html>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FAQs\"><\/span><strong>FAQ<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_What_is_the_smallest_standard_circuit_breaker_size\"><\/span><strong>1. Quelle est la plus petite taille de disjoncteur standard ?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>La plus petite taille de disjoncteur standard est de 15 amp\u00e8res, g\u00e9n\u00e9ralement utilis\u00e9e pour l&#039;\u00e9clairage et les prises \u00e9lectriques standard dans les b\u00e2timents r\u00e9sidentiels.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_What_size_breaker_is_used_for_a_220V_circuit\"><\/span><strong>2. Quelle taille de disjoncteur est utilis\u00e9e pour un circuit 220 V ?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>La taille d&#039;un disjoncteur 220 V varie de 20 \u00e0 60 amp\u00e8res, selon l&#039;appareil connect\u00e9. Les utilisations courantes incluent les s\u00e8che-linge (30 A), les fours (40 A) et les climatiseurs (50 A).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_What_is_the_difference_between_breaker_frame_sizes_and_amp_ratings\"><\/span><strong>3. Quelle est la diff\u00e9rence entre les tailles de ch\u00e2ssis de disjoncteur et les amp\u00e9rages nominaux ?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>La taille du ch\u00e2ssis du disjoncteur fait r\u00e9f\u00e9rence \u00e0 la taille physique et \u00e0 la capacit\u00e9 d&#039;un disjoncteur, tandis que l&#039;intensit\u00e9 nominale d\u00e9termine la quantit\u00e9 de courant qu&#039;il peut g\u00e9rer en toute s\u00e9curit\u00e9 avant de se d\u00e9clencher.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"About_the_Data_and_Experience\"><\/span>About the Data and Experience<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>This guide is based on:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>IEC and NEC sizing principles<\/li>\n\n\n\n<li>Product documentation from global manufacturers<\/li>\n\n\n\n<li>Selection experience across residential, commercial, and industrial projects<\/li>\n<\/ul>\n\n\n\n<p>The goal is <strong>practical selection guidance<\/strong>, not brand promotion.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Conclusion<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Il est essentiel de conna\u00eetre les tailles standard des disjoncteurs pour assurer la s\u00e9curit\u00e9 et l&#039;efficacit\u00e9 \u00e9lectriques. Que vous ayez besoin d&#039;un disjoncteur de 15 amp\u00e8res pour un circuit r\u00e9sidentiel ou d&#039;un disjoncteur industriel de 600 amp\u00e8res, le choix de la taille appropri\u00e9e garantit une distribution \u00e9lectrique fiable et une protection contre les risques \u00e9lectriques.<\/p>\n\n\n\n<p>En tant que leader de confiance dans l\u2019industrie, <strong>TOSUNlux, an <a href=\"https:\/\/www.tosunlux.eu\/fr\/solution-for-electrical-distributors\/\" target=\"_blank\" rel=\"noreferrer noopener\">electrical circuit breaker manufacturer<\/a><\/strong>, propose des solutions de haute qualit\u00e9 adapt\u00e9es aux applications r\u00e9sidentielles et industrielles. Pour plus de d\u00e9tails sur la s\u00e9lection du disjoncteur le mieux adapt\u00e9 \u00e0 vos besoins, consultez notre guide sur<a href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/what-type-of-circuit-breaker-do-i-need\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>De quel type de disjoncteur ai-je besoin ?<\/strong><\/a>.\u00a0<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Resources\"><\/span><strong>Ressources<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.esfi.org\/workplace-safety\/industry-codes-regulations\/the-national-electrical-code-nec\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Directives du Code national de l&#039;\u00e9lectricit\u00e9 (NEC)<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.esfi.org\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Fondation internationale pour la s\u00e9curit\u00e9 \u00e9lectrique (ESFI)<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.circuitbreakerwholesale.com\/blogs\/circuit-breakers\/what-are-the-common-sizes-of-circuit-breakers\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Quelles sont les tailles courantes des disjoncteurs ?<\/a><\/li>\n<\/ul>\n\n\n\n<div style=\"margin-top: 50px;\">\n  <h3 style=\"font-size: 22px; font-weight: bold; color: #003366; margin-bottom: 20px;\"><span class=\"ez-toc-section\" id=\"%F0%9F%94%8E_Recommended_Reading_for_Circuit_Breaker_Sizes\"><\/span>\ud83d\udd0e Lectures recommand\u00e9es pour les tailles de disjoncteurs<span class=\"ez-toc-section-end\"><\/span><\/h3>\n  <div style=\"display: flex; flex-wrap: wrap; gap: 20px;\">\n\n    <!-- \u5361\u72471\uff1aStandard Sizes of Circuit Breakers -->\n    <div style=\"flex: 1 1 30%; background-color: #f0f6fc; padding: 20px; border-left: 4px solid #003366; border-radius: 8px;\">\n      <h4 style=\"font-size: 16px; font-weight: bold; color: #003366; margin-bottom: 8px;\"><span class=\"ez-toc-section\" id=\"Standard_Sizes_of_Circuit_Breakers\"><\/span>\n        <a href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/standard-sizes-of-circuit-breakers\/\" style=\"text-decoration: none; color: #003366;\">\n          Tailles standard des disjoncteurs\n        <\/a>\n      <span class=\"ez-toc-section-end\"><\/span><\/h4>\n      <p style=\"font-size: 14px; color: #333;\">\n        Comprendre les valeurs nominales de courant courantes et les tailles de ch\u00e2ssis des disjoncteurs utilis\u00e9s dans les syst\u00e8mes r\u00e9sidentiels, commerciaux et industriels.\n      <\/p>\n    <\/div>\n\n    <!-- \u5361\u72472\uff1aBreaking Capacity vs Circuit Breaker Ratings -->\n    <div style=\"flex: 1 1 30%; background-color: #f0f6fc; padding: 20px; border-left: 4px solid #003366; border-radius: 8px;\">\n      <h4 style=\"font-size: 16px; font-weight: bold; color: #003366; margin-bottom: 8px;\"><span class=\"ez-toc-section\" id=\"Breaking_Capacity_vs_Circuit_Breaker_Ratings\"><\/span>\n        <a href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/\" style=\"text-decoration: none; color: #003366;\">\n          Pouvoir de coupure vs valeurs nominales des disjoncteurs\n        <\/a>\n      <span class=\"ez-toc-section-end\"><\/span><\/h4>\n      <p style=\"font-size: 14px; color: #333;\">\n        Apprenez \u00e0 interpr\u00e9ter le pouvoir de coupure et les courants nominaux lors de la s\u00e9lection de disjoncteurs pour diff\u00e9rentes applications.\n      <\/p>\n    <\/div>\n\n    <!-- \u5361\u72473\uff1aWhat Type of Circuit Breaker Do I Need? -->\n    <div style=\"flex: 1 1 30%; background-color: #f0f6fc; padding: 20px; border-left: 4px solid #003366; border-radius: 8px;\">\n      <h4 style=\"font-size: 16px; font-weight: bold; color: #003366; margin-bottom: 8px;\"><span class=\"ez-toc-section\" id=\"What_Type_of_Circuit_Breaker_Do_I_Need\"><\/span>\n        <a href=\"https:\/\/www.tosunlux.eu\/fr\/blog\/what-type-of-circuit-breaker-do-i-need\/\" style=\"text-decoration: none; color: #003366;\">\n          De quel type de disjoncteur ai-je besoin ?\n        <\/a>\n      <span class=\"ez-toc-section-end\"><\/span><\/h4>\n      <p style=\"font-size: 14px; color: #333;\">\n        D\u00e9couvrez comment choisir le bon type et la bonne taille de disjoncteur en fonction de la tension, de la charge et des besoins de s\u00e9curit\u00e9 de votre syst\u00e8me.\n      <\/p>\n    <\/div>\n\n  <\/div>\n<\/div>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Circuit breakers come in different sizes based on their function and electrical capacity. The standard circuit breaker sizes refer to the various amp ratings designed to protect electrical systems from overloads and short circuits. These sizes vary depending on the voltage level, the type of application, and the equipment being powered. In this guide, we&#8217;ll break down circuit breaker amp sizes, breaker frame sizes, and common breaker sizes to help you understand how they work and which is best for your needs. Why Circuit Breaker Size Matters in Real Projects From our experience working with distributors and electrical contractors, circuit breaker sizing issues are one of the most common causes of system faults. A breaker that is too small will trip frequently.A breaker that is too large may fail to protect cables and equipment. That is why understanding standard sizes, not just amp numbers, is critical before selecting any circuit breaker. Common Circuit Breaker Amp Sizes 1. Residential Circuit Breakers Most homes use 120V and 240V circuit breakers designed to handle different power loads. The most common breaker sizes for residential applications include: Residential Breaker Sizes and Typical Loads Breaker Size Voltage Typical Application 15A 120V Lighting, wall outlets 20A 120V Kitchen, bathroom circuits 30A 240V Dryers, small AC units 40A\u201350A 240V Ovens, water heaters 60A 240V EV chargers, subpanels Hero Product Highlight TSM2 Moulded Case Circuit Breaker The TSM2 Moulded Case Circuit Breaker offers high performance for overload and short circuit protection, making it ideal for industrial and commercial applications. View Product 2. Industrial [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":12888,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[209],"tags":[],"class_list":["post-12793","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-circuit-breaker"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What Are the Standard Sizes of Circuit Breakers? | TOSUNlux<\/title>\n<meta name=\"description\" content=\"Find out the standard sizes of circuit breakers and how to choose the best fit with Tosunlux. 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