{"id":12577,"date":"2025-02-14T10:25:49","date_gmt":"2025-02-14T02:25:49","guid":{"rendered":"https:\/\/www.tosunlux.eu\/?p=12577"},"modified":"2025-02-14T11:46:49","modified_gmt":"2025-02-14T03:46:49","slug":"what-type-of-circuit-breaker-do-i-need","status":"publish","type":"post","link":"https:\/\/www.tosunlux.eu\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/","title":{"rendered":"Que tipo de disjuntor eu preciso?"},"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\" >\u00cdndice<\/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=\"Alternar \u00edndice de conte\u00fado\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Alternar<\/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\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#Understanding_Circuit_Breakers\" title=\"Compreendendo os disjuntores\">Compreendendo os disjuntores<\/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\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#How_to_Identify_the_Right_Circuit_Breaker\" title=\"Como identificar o disjuntor correto\">Como identificar o disjuntor correto<\/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\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#1_Voltage_Current_Rating\" title=\"#1. Classifica\u00e7\u00e3o de tens\u00e3o e corrente\">#1. Classifica\u00e7\u00e3o de tens\u00e3o e corrente<\/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\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#2_Panel_Compatibility\" title=\"#2. Compatibilidade do painel\">#2. Compatibilidade do painel<\/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\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#3_Breaker_Class_Type\" title=\"#3. Classe e tipo de disjuntor\">#3. Classe e tipo de disjuntor<\/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\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#4_Application-Specific_Needs\" title=\"#4. Necessidades espec\u00edficas da aplica\u00e7\u00e3o\">#4. Necessidades espec\u00edficas da aplica\u00e7\u00e3o<\/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\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#Common_Circuit_Breaker_Types\" title=\"Tipos comuns de disjuntores\">Tipos comuns de disjuntores<\/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\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#1_Standard_Circuit_Breakers\" title=\"#1. Disjuntores Padr\u00e3o\">#1. Disjuntores Padr\u00e3o<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#Single-Pole_Breakers_120V_15A-20A\" title=\"Disjuntores unipolares (120 V, 15 A-20 A):\">Disjuntores unipolares (120 V, 15 A-20 A):<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#Double-Pole_Breakers_240V_20A-60A\" title=\"Disjuntores bipolares (240 V, 20 A-60 A):\">Disjuntores bipolares (240 V, 20 A-60 A):<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#2_AFCI_Arc-Fault_Circuit_Interrupters\" title=\"#2. AFCI (interruptores de circuito de falha de arco)\">#2. AFCI (interruptores de circuito de falha de arco)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#3_GFCI_Ground-Fault_Circuit_Interrupters\" title=\"#3. GFCI (Interruptores de circuito de falha de aterramento)\">#3. GFCI (Interruptores de circuito de falha de aterramento)<\/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\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#4_Industrial_High-Voltage_Breakers\" title=\"#4. Disjuntores industriais e de alta tens\u00e3o\">#4. Disjuntores industriais e de alta tens\u00e3o<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#MCCBs_Molded_Case_Circuit_Breakers\" title=\"MCCBs (disjuntores em caixa moldada):\">MCCBs (disjuntores em caixa moldada):<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#Air_Circuit_Breakers_ACBs\" title=\"Disjuntores de Ar (ACBs):\">Disjuntores de Ar (ACBs):<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#Vacuum_Circuit_Breakers_VCBs\" title=\"Disjuntores a v\u00e1cuo (VCBs):\">Disjuntores a v\u00e1cuo (VCBs):<\/a><\/li><\/ul><\/li><\/ul><\/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\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#Circuit_Breaker_Types_Choosing_Based_on_Application\" title=\"Tipos de disjuntores: escolha com base na aplica\u00e7\u00e3o\">Tipos de disjuntores: escolha com base na aplica\u00e7\u00e3o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#Old_Circuit_Breaker_Types\" title=\"Tipos de disjuntores antigos\">Tipos de disjuntores antigos<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#1_Fuse_Boxes\" title=\"#1. Caixas de fus\u00edveis\">#1. Caixas de fus\u00edveis<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#2_Federal_Pacific_Breakers_FPE\" title=\"#2. Disjuntores do Pac\u00edfico Federal (FPE)\">#2. Disjuntores do Pac\u00edfico Federal (FPE)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#3_Zinsco_Breakers\" title=\"#3. Disjuntores Zinsco\">#3. Disjuntores Zinsco<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#Circuit_Breaker_Sizes_Ratings\" title=\"Tamanhos e classifica\u00e7\u00f5es de disjuntores\">Tamanhos e classifica\u00e7\u00f5es de disjuntores<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/what-type-of-circuit-breaker-do-i-need\/#Circuit_Breaker_Types_Final_Thoughts\" title=\"Tipos de disjuntores: Considera\u00e7\u00f5es finais\">Tipos de disjuntores: Considera\u00e7\u00f5es finais<\/a><\/li><\/ul><\/nav><\/div>\n\n<p>O disjuntor certo depende da voltagem, corrente e aplica\u00e7\u00e3o do seu sistema el\u00e9trico.&nbsp;<\/p>\n\n\n\n<p>Disjuntores padr\u00e3o funcionam para uso residencial, enquanto configura\u00e7\u00f5es comerciais e industriais exigem disjuntores com maior capacidade de interrup\u00e7\u00e3o.&nbsp;<\/p>\n\n\n\n<p>Identificar o disjuntor correto envolve considerar sua classe, tamanho e compatibilidade com seu painel el\u00e9trico.<\/p>\n\n\n\n<p>Ent\u00e3o, se voc\u00ea est\u00e1 procurando os melhores disjuntores para casa, este artigo foi feito especialmente para voc\u00ea.<\/p>\n\n\n\n<p>Continue lendo para saber mais.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Understanding_Circuit_Breakers\"><\/span>Compreendendo os disjuntores<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-large is-resized\"><a href=\"https:\/\/www.tosunlux.eu\/pt\/category\/mcb\/\"><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/04\/TSB3-63-1P-1-1024x1024.jpg\" alt=\"Disjuntor Miniatura TSB3-63\" class=\"wp-image-1756\" width=\"353\" height=\"353\" 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: 353px) 100vw, 353px\" \/><\/a><\/figure>\n<\/div>\n\n\n<p>A <a href=\"https:\/\/www.tosunlux.eu\/pt\/category\/mcb\/\" target=\"_blank\" rel=\"noreferrer noopener\">disjuntor<\/a> \u00e9 um dispositivo de seguran\u00e7a essencial que protege circuitos el\u00e9tricos contra sobrecorrentes, curtos-circuitos e falhas de aterramento.&nbsp;<\/p>\n\n\n\n<p>Quando uma corrente excessiva flui atrav\u00e9s do circuito,<a href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/why-is-my-circuit-breaker-tripping\/\"> <\/a><a href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/why-is-my-circuit-breaker-tripping\/\" target=\"_blank\" rel=\"noreferrer noopener\">o disjuntor desarma,<\/a> interromper o fornecimento de energia el\u00e9trica para evitar danos, inc\u00eandios ou eletrocuss\u00e3o.\u00a0<\/p>\n\n\n\n<p>Ao contr\u00e1rio dos fus\u00edveis, que precisam ser substitu\u00eddos ap\u00f3s uma falha, os disjuntores podem ser reiniciados e reutilizados.<\/p>\n\n\n\n<p>Selecionar o disjuntor correto garante a confiabilidade do sistema, reduz o risco de perigos el\u00e9tricos e est\u00e1 em conformidade com os c\u00f3digos el\u00e9tricos.&nbsp;<\/p>\n\n\n\n<p>V\u00e1rios fatores, incluindo tipo, tamanho e aplica\u00e7\u00e3o do disjuntor, influenciam a melhor escolha para um determinado sistema.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Identify_the_Right_Circuit_Breaker\"><\/span>Como identificar o disjuntor correto<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Escolher o disjuntor certo envolve v\u00e1rias considera\u00e7\u00f5es. Aqui est\u00e1 o que voc\u00ea deve verificar:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Voltage_Current_Rating\"><\/span>#1. Classifica\u00e7\u00e3o de tens\u00e3o e corrente<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>O disjuntor deve corresponder \u00e0 tens\u00e3o e \u00e0 capacidade de corrente do seu sistema.<\/p>\n\n\n\n<p>Os sistemas residenciais normalmente usam 120 V para circuitos pequenos e 240 V para aparelhos grandes.<\/p>\n\n\n\n<p>Instala\u00e7\u00f5es comerciais e industriais podem exigir disjuntores classificados para 480 V ou mais para lidar com equipamentos de alta pot\u00eancia.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Panel_Compatibility\"><\/span>#2. Compatibilidade do painel<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>O disjuntor deve ser adequado ao seu <a href=\"https:\/\/www.tosunlux.eu\/pt\/category\/panel-board-junction-box\/#mainbox\" target=\"_blank\" rel=\"noreferrer noopener\">marca do painel el\u00e9trico<\/a> e modelo. Algumas marcas de disjuntores n\u00e3o s\u00e3o intercambi\u00e1veis, ent\u00e3o sempre verifique a compatibilidade.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Breaker_Class_Type\"><\/span>#3. Classe e tipo de disjuntor<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Diferentes tipos de disjuntores fornecem n\u00edveis variados de prote\u00e7\u00e3o. Disjuntores padr\u00e3o funcionam para prote\u00e7\u00e3o b\u00e1sica de circuito, enquanto disjuntores AFCI e GFCI s\u00e3o necess\u00e1rios para seguran\u00e7a adicional.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Application-Specific_Needs\"><\/span>#4. Necessidades espec\u00edficas da aplica\u00e7\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Circuitos residenciais exigem disjuntores diferentes de aplica\u00e7\u00f5es comerciais ou industriais. Entender a carga e o prop\u00f3sito do seu sistema ajuda a determinar o melhor disjuntor.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Circuit_Breaker_Types\"><\/span>Tipos comuns de disjuntores<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Os disjuntores se enquadram em v\u00e1rias categorias com base em sua funcionalidade, n\u00edvel de prote\u00e7\u00e3o e aplica\u00e7\u00e3o. Abaixo est\u00e3o os tipos mais comuns:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Standard_Circuit_Breakers\"><\/span>#1. Disjuntores Padr\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Os disjuntores padr\u00e3o protegem contra sobrecargas e <a href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/ground-fault-vs-short-circuit\/\">curto circuito<\/a>s, tornando-os o tipo mais comumente usado em pain\u00e9is el\u00e9tricos residenciais. Eles v\u00eam em duas formas prim\u00e1rias:<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Single-Pole_Breakers_120V_15A-20A\"><\/span>Disjuntores unipolares (120 V, 15 A-20 A):<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Esses disjuntores controlam um \u00fanico circuito e normalmente s\u00e3o usados para ilumina\u00e7\u00e3o, tomadas e pequenos eletrodom\u00e9sticos.<\/p>\n\n\n\n<p>Eles disparam quando a corrente excede o limite definido, evitando superaquecimento ou riscos de inc\u00eandio.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Double-Pole_Breakers_240V_20A-60A\"><\/span>Disjuntores bipolares (240 V, 20 A-60 A):<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Esses disjuntores se conectam a ambas as barras de distribui\u00e7\u00e3o de energia no painel e fornecem energia de 240 V para grandes aparelhos, como aquecedores de \u00e1gua, secadoras e condicionadores de ar.<\/p>\n\n\n\n<p>Eles disparam se qualquer um dos polos detecta uma falha, garantindo a seguran\u00e7a para aplica\u00e7\u00f5es de alta pot\u00eancia.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_AFCI_Arc-Fault_Circuit_Interrupters\"><\/span>#2. AFCI (interruptores de circuito de falha de arco)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Os disjuntores AFCI evitam inc\u00eandios el\u00e9tricos detectando falhas de arco perigosas, que ocorrem quando fios danificados ou conex\u00f5es soltas geram fa\u00edscas de alta temperatura.&nbsp;<\/p>\n\n\n\n<p>Esses disjuntores s\u00e3o exigidos pelos c\u00f3digos el\u00e9tricos em quartos, salas de estar e outras \u00e1reas residenciais para evitar inc\u00eandios causados por fia\u00e7\u00e3o defeituosa.<\/p>\n\n\n\n<p>Os disjuntores AFCI s\u00e3o necess\u00e1rios porque os disjuntores tradicionais n\u00e3o detectam arcos, o que os torna uma atualiza\u00e7\u00e3o crucial para casas modernas.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_GFCI_Ground-Fault_Circuit_Interrupters\"><\/span>#3. GFCI (Interruptores de circuito de falha de aterramento)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Os disjuntores GFCI protegem contra choques el\u00e9tricos desligando a energia quando detectam uma <a href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/ground-fault-vs-short-circuit\/\">falha de aterramento, <\/a>onde a eletricidade flui involuntariamente para fora do circuito pretendido.\u00a0<\/p>\n\n\n\n<p>Eles s\u00e3o essenciais em \u00e1reas \u00famidas, como banheiros, cozinhas, sa\u00eddas externas e garagens.<\/p>\n\n\n\n<p>Esses disjuntores desarmam em milissegundos para evitar choques, o que os torna um requisito para circuitos em locais propensos \u00e0 umidade.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Industrial_High-Voltage_Breakers\"><\/span>#4. Disjuntores industriais e de alta tens\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Aplica\u00e7\u00f5es industriais exigem disjuntores com capacidades de interrup\u00e7\u00e3o mais altas para lidar com grandes cargas el\u00e9tricas. Tipos comuns incluem:<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"MCCBs_Molded_Case_Circuit_Breakers\"><\/span>MCCBs (<a href=\"https:\/\/www.tosunlux.eu\/pt\/molded-case-circuit-breaker\/\">Disjuntores em caixa moldada<\/a>):<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Projetados para circuitos com corrente acima de 100 A, os MCCBs protegem contra sobrecargas e curtos-circuitos.<\/p>\n\n\n\n<p>Os MCCBs tamb\u00e9m s\u00e3o usados em edif\u00edcios comerciais, instala\u00e7\u00f5es industriais e sistemas de distribui\u00e7\u00e3o de energia.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Air_Circuit_Breakers_ACBs\"><\/span>Disjuntores de Ar (ACBs):<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Os ACBs operam em aplica\u00e7\u00f5es industriais de alta tens\u00e3o, protegendo redes el\u00e9tricas com correntes de at\u00e9 6.000 A.<\/p>\n\n\n\n<p>Normalmente, esses disjuntores s\u00e3o encontrados em f\u00e1bricas, subesta\u00e7\u00f5es e instala\u00e7\u00f5es de distribui\u00e7\u00e3o de energia em larga escala.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Vacuum_Circuit_Breakers_VCBs\"><\/span>Disjuntores a v\u00e1cuo (VCBs):<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Os VCBs usam tecnologia de v\u00e1cuo para extinguir arcos, tornando-os adequados para aplica\u00e7\u00f5es de m\u00e9dia a alta tens\u00e3o.<\/p>\n\n\n\n<p>Voc\u00ea pode encontrar esses disjuntores comumente em usinas de energia e plantas industriais pesadas.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Circuit_Breaker_Types_Choosing_Based_on_Application\"><\/span>Tipos de disjuntores: escolha com base na aplica\u00e7\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>O melhor disjuntor depende do uso pretendido. Abaixo est\u00e1 uma tabela de refer\u00eancia r\u00e1pida:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Aplicativo<\/strong><\/td><td><strong>Tipo de disjuntor recomendado<\/strong><\/td><\/tr><tr><td>residencial<\/td><td>Padr\u00e3o, AFCI, GFCI<\/td><\/tr><tr><td>Comercial<\/td><td>MCCB, GFCI, AFCI<\/td><\/tr><tr><td>Industrial<\/td><td>MCCB, ACB, disjuntores de alta capacidade<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Old_Circuit_Breaker_Types\"><\/span>Tipos de disjuntores antigos<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Pain\u00e9is el\u00e9tricos mais antigos podem conter disjuntores obsoletos, que podem n\u00e3o estar em conformidade com os padr\u00f5es de seguran\u00e7a atuais. Alguns disjuntores comuns desatualizados incluem:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Fuse_Boxes\"><\/span>#1. Caixas de fus\u00edveis<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Encontradas em casas anteriores \u00e0 d\u00e9cada de 1960, as caixas de fus\u00edveis exigem fus\u00edveis de substitui\u00e7\u00e3o quando queimam, ao contr\u00e1rio dos disjuntores rearm\u00e1veis.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Federal_Pacific_Breakers_FPE\"><\/span>#2. Disjuntores do Pac\u00edfico Federal (FPE)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Esses disjuntores s\u00e3o conhecidos por n\u00e3o desarmar, aumentando os riscos de inc\u00eandio. Muitos eletricistas recomendam substitu\u00ed-los.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Zinsco_Breakers\"><\/span>#3. Disjuntores Zinsco<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Esses disjuntores podem superaquecer e falhar, levando a riscos potenciais de inc\u00eandio. \u00c9 aconselh\u00e1vel atualizar para equivalentes modernos.<\/p>\n\n\n\n<p>Se sua casa tiver um sistema de disjuntores desatualizado, \u00e9 essencial atualiz\u00e1-lo para modelos mais novos e seguros.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Circuit_Breaker_Sizes_Ratings\"><\/span>Tamanhos e classifica\u00e7\u00f5es de disjuntores<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Selecionar o tamanho correto do disjuntor garante que seu circuito opere com seguran\u00e7a. O tamanho depende da carga el\u00e9trica que ele vai lidar.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Tamanho do disjuntor<\/strong><\/td><td><strong>Aplica\u00e7\u00f5es comuns<\/strong><\/td><\/tr><tr><td>Tamanhos de disjuntores dom\u00e9sticos:<\/td><td><\/td><\/tr><tr><td>15A<\/td><td>Ilumina\u00e7\u00e3o geral e tomadas.<\/td><\/tr><tr><td>20A<\/td><td>Cozinha, lavanderia e tomadas para servi\u00e7os pesados.<\/td><\/tr><tr><td>30A<\/td><td>Secadores el\u00e9tricos e aquecedores de \u00e1gua.<\/td><\/tr><tr><td>40A-60A<\/td><td>Fog\u00f5es el\u00e9tricos, condicionadores de ar.<\/td><\/tr><tr><td>Classifica\u00e7\u00f5es de disjuntores comerciais e industriais:<\/td><td><\/td><\/tr><tr><td>50A-100A<\/td><td>Pequenos edif\u00edcios comerciais.<\/td><\/tr><tr><td>200A-400A<\/td><td>Grandes edif\u00edcios e m\u00e1quinas industriais.<\/td><\/tr><tr><td>600A-1000A+<\/td><td>Sistemas de distribui\u00e7\u00e3o de energia e subesta\u00e7\u00f5es.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>As classifica\u00e7\u00f5es dos disjuntores tamb\u00e9m incluem a capacidade de interrup\u00e7\u00e3o, que indica quanta corrente de falha o disjuntor pode suportar com seguran\u00e7a.&nbsp;<\/p>\n\n\n\n<p>Os disjuntores residenciais normalmente interrompem de 10 kA a 22 kA, enquanto os disjuntores industriais lidam com 25 kA a 150 kA ou mais.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Circuit_Breaker_Types_Final_Thoughts\"><\/span>Tipos de disjuntores: Considera\u00e7\u00f5es finais<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>A sele\u00e7\u00e3o do disjuntor correto depende dos requisitos de tens\u00e3o, do tipo de aplica\u00e7\u00e3o e dos recursos de seguran\u00e7a.&nbsp;<\/p>\n\n\n\n<p>Os pain\u00e9is el\u00e9tricos residenciais normalmente usam disjuntores unipolares e bipolares, enquanto as configura\u00e7\u00f5es comerciais e industriais exigem <a href=\"https:\/\/www.tosunlux.eu\/pt\/category\/mccb\/#mainbox\" target=\"_blank\" rel=\"noreferrer noopener\">MCCBs<\/a>, ACBs ou disjuntores de alta capacidade.\u00a0<\/p>\n\n\n\n<p>A atualiza\u00e7\u00e3o de disjuntores antigos ou obsoletos garante que seu sistema el\u00e9trico permane\u00e7a seguro e em conformidade com os padr\u00f5es modernos.<\/p>\n\n\n\n<p>Antes de instalar ou substituir um disjuntor, consulte um eletricista para garantir a compatibilidade adequada e a conformidade com os c\u00f3digos locais.<\/p>\n\n\n\n<p>Para suas necessidades el\u00e9tricas, visite TOSUNLux ou <a href=\"https:\/\/www.tosunlux.eu\/pt\/contact\/\">contato<\/a> n\u00f3s agora!<\/p>\n\n\n\n\n  <style>\n\t\t\t.module {\n\t\t\t\tmargin: 10px 0 30px 0;\n\t\t\t\twidth: 100%;\n\t\t\t\ttext-align: left;\n\t\t\t}\n\t\t\t\/* \u6807\u9898 *\/\n\t\t\t.module .module-title {\n\t\t\t\tfont-size: 18px;\n\t\t\t\tdisplay: flex;\n\t\t\t\talign-items: center;\n\t\t\t}\n\n\t\t\t.module .module-button 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Nosso compromisso com a precis\u00e3o e a confiabilidade garante que os leitores recebam informa\u00e7\u00f5es bem pesquisadas nas quais podem confiar.<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t<ul class='d2'>\n\t\t\t\t\n  <li style='list-style: decimal;font-size:18px;'><a class='aaa a2' target='_blank' href='https:\/\/esdsales.com\/how-to-identify-circuit-breaker-type\/'>Como identificar o tipo de disjuntor: um guia abrangente<\/a><\/li>\n  \n  <li style='list-style: decimal;font-size:18px;'><a class='aaa a2' target='_blank' href='https:\/\/www.electricaltechnology.org\/2021\/05\/types-of-circuit-breakers.html'>Tipos de disjuntores - Funcionamento e aplica\u00e7\u00f5es<\/a><\/li>\n  \n  <li style='list-style: decimal;font-size:18px;'><a class='aaa a2' target='_blank' href='https:\/\/www.networx.com\/article\/how-to-choose-the-right-circuit-breaker'>Como escolher o disjuntor certo<\/a><\/li>\n  \n\t\t\t\t<\/ul>\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<script>\n\t\t\tconst moduleButtons = document.querySelectorAll('.module-button');\n\t\t\tconst svg1 = document.getElementById('svg-1');\n\t\t\tconst svg2 = document.getElementById('svg-2');\n\t\t\tfor (const button of moduleButtons) {\n\t\t\t\tbutton.addEventListener('click', function() {\n\t\t\t\t\tconst content = this.parentNode.nextElementSibling;\n\t\t\t\t\tcontent.classList.toggle('show');\n\t\t\t\t\tconst svg = this.querySelector('svg');\n\t\t\t\t\tconst plusPath = svg.querySelector('#plus');\n\t\t\t\t});\n\t\t\t\tsvg1.addEventListener('click', function() {\n\t\t\t\t\tsvg1.style.display = 'none';\n\t\t\t\t\tsvg2.style.display = 'block';\n\t\t\t\t});\n\n\t\t\t\tsvg2.addEventListener('click', function() {\n\t\t\t\t\tsvg2.style.display = 'none';\n\t\t\t\t\tsvg1.style.display = 'block';\n\t\t\t\t});\n\t\t\t}\n\t\t<\/script>","protected":false},"excerpt":{"rendered":"<p>The right circuit breaker depends on your electrical system\u2019s voltage, current, and application.&nbsp; Standard circuit breakers work for residential use, while commercial and industrial setups require breakers with higher interrupting capacities.&nbsp; Identifying the correct breaker involves considering its class, size, and compatibility with your electrical panel. So, if you\u2019re looking for the best circuit breakers at home, this article is made just for you. Read on to learn more. Understanding Circuit Breakers A circuit breaker is an essential safety device that protects electrical circuits from overcurrents, short circuits, and ground faults.&nbsp; When excessive current flows through the circuit, the breaker trips, stopping the electrical supply to prevent damage, fires, or electrocution.\u00a0 Unlike fuses, which need to be replaced after a fault, circuit breakers can be reset and reused. Selecting the correct circuit breaker ensures system reliability, reduces the risk of electrical hazards, and complies with electrical codes.&nbsp; Various factors, including breaker type, size, and application, influence the best choice for a given system. How to Identify the Right Circuit Breaker Choosing the right circuit breaker involves several considerations. Here\u2019s what you should check: #1. Voltage &amp; Current Rating The circuit breaker must match your system\u2019s voltage and current capacity. Residential systems typically use 120V for small circuits and 240V for large appliances. Commercial and industrial setups may require breakers rated for 480V or higher to handle high-power equipment. #2. Panel Compatibility The breaker must fit your electrical panel\u2019s brand and model. Some breaker brands are not interchangeable, so always check compatibility. #3. Breaker Class &amp; [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":12584,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[49],"tags":[],"class_list":["post-12577","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What Type of Circuit Breaker Do I Need? | TOSUNlux<\/title>\n<meta name=\"description\" content=\"Wondering what type of circuit breaker do I need? TOSUNlux helps you choose the right one. 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