{"id":662,"date":"2022-02-17T09:36:33","date_gmt":"2022-02-17T01:36:33","guid":{"rendered":"http:\/\/www.tosunlux.eu\/?p=662"},"modified":"2022-02-17T09:36:33","modified_gmt":"2022-02-17T01:36:33","slug":"how-does-a-circuit-breaker-work","status":"publish","type":"post","link":"https:\/\/www.tosunlux.eu\/pt\/blog\/how-does-a-circuit-breaker-work\/","title":{"rendered":"Como funciona um disjuntor?"},"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\/how-does-a-circuit-breaker-work\/#What_Is_A_Circuit\" title=\"O que \u00e9 um circuito?\">O que \u00e9 um circuito?<\/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\/how-does-a-circuit-breaker-work\/#What_Is_A_Circuit_Breaker\" title=\"O que \u00e9 um disjuntor?\">O que \u00e9 um disjuntor?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/how-does-a-circuit-breaker-work\/#How_Does_A_Circuit_Breaker_Work\" title=\"Como funciona um disjuntor?\">Como funciona um disjuntor?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/how-does-a-circuit-breaker-work\/#Why_Do_Circuit_Breakers_Trip\" title=\"Por que os disjuntores disparam?\">Por que os disjuntores disparam?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n<p>Voc\u00ea j\u00e1 se deparou com uma situa\u00e7\u00e3o em que est\u00e1 confortavelmente assistindo TV ou usando algum outro eletrodom\u00e9stico e a energia cai repentinamente?<\/p>\n\n\n\n<p>Bem, provavelmente \u00e9 o disjuntor da sua casa. Quando h\u00e1 um pico de energia ou sobrecarga, o circuito \u00e9 interrompido para evitar o perigo.<\/p>\n\n\n\n<p>Em vez de fornecer energia de sobrecarga ao aparelho el\u00e9trico, o disjuntor dispara para evitar danos. Este \u00e9 o principal objetivo de um disjuntor.<\/p>\n\n\n\n<p>\u00c9 a parte central do sistema el\u00e9trico da sua casa. Um disjuntor protege sua casa contra riscos de energia quando a corrente se torna inst\u00e1vel.&nbsp;<\/p>\n\n\n\n<p>Se voc\u00ea est\u00e1 curioso sobre como um disjuntor funciona, podemos ajud\u00e1-lo. Neste artigo, vamos discutir o disjuntor e mostrar como ele funciona.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Is_A_Circuit\"><\/span><strong>O que \u00e9 um circuito?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Na eletr\u00f4nica, um circuito consiste em v\u00e1rios componentes conectados por fios condutores. Esses componentes eletr\u00f4nicos incluem diodos, resistores e transistores. Esses componentes s\u00e3o ent\u00e3o conectados por meio de tra\u00e7os condutores, permitindo que a corrente el\u00e9trica flua atrav\u00e9s deles.&nbsp;<\/p>\n\n\n\n<p>Cada componente eletr\u00f4nico \u00e9 conectado a outro, e o resultado \u00e9 um circuito el\u00e9trico. Um circuito consiste em um caminho fechado ou limite formado por dois ou mais fios. Cada fio transporta eletricidade, que deve ser conectada em suas extremidades positiva e negativa.&nbsp;<\/p>\n\n\n\n<p>A eletricidade entra em sua casa e chega ao disjuntor. Este dispositivo distribui a energia para diferentes circuitos, ou seja, um circuito para o quarto, outro para a cozinha, etc.<\/p>\n\n\n\n<p>H\u00e1 um disjuntor separado em cada circuito individual para evitar qualquer perigo. \u00c9 uma parte de um circuito que se interrompe quando h\u00e1 uma oscila\u00e7\u00e3o de energia para interromper o fluxo de corrente para o aparelho.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Is_A_Circuit_Breaker\"><\/span><strong>O que \u00e9 um disjuntor?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Um disjuntor \u00e9 um dispositivo que desliga automaticamente um circuito el\u00e9trico quando uma falha \u00e9 detectada. \u00c9 uma parte importante do sistema el\u00e9trico de uma casa. Uma das melhores maneiras de proteg\u00ea-lo contra danos \u00e9 instalar um disjuntor.&nbsp;<\/p>\n\n\n\n<p>Este interruptor el\u00e9trico interromper\u00e1 o fluxo de corrente sempre que detectar uma falha. Esses dispositivos podem ser \u00fateis em resid\u00eancias com v\u00e1rias tomadas el\u00e9tricas. Eles tamb\u00e9m s\u00e3o \u00f3timos para proteger ve\u00edculos el\u00e9tricos.<\/p>\n\n\n\n<p>Os componentes b\u00e1sicos de um disjuntor s\u00e3o os contatos e os bra\u00e7os. O conjunto de contato \u00e9 feito de metais altamente condutores e o arco \u00e9 criado quando uma corrente el\u00e9trica atravessa o espa\u00e7o entre dois contatos.&nbsp;<\/p>\n\n\n\n<p>Uma vez que os bra\u00e7os de contato s\u00e3o abertos, o arco \u00e9 extinto. Como um disjuntor n\u00e3o pode restaurar a energia de um circuito danificado se ele for desarmado, ele deve ser projetado para evitar arcos.<\/p>\n\n\n\n<p>Um disjuntor b\u00e1sico consiste em uma al\u00e7a de altern\u00e2ncia e dois fios conectados a um eletro\u00edm\u00e3 ou tira bimet\u00e1lica. O interruptor tem duas extremidades que se conectam ao fio quente no circuito.&nbsp;<\/p>\n\n\n\n<p>Quando o interruptor est\u00e1 na posi\u00e7\u00e3o \u201cligado\u201d, a eletricidade flui do terminal inferior para o contato m\u00f3vel. Em seguida, o interruptor desliga-se ap\u00f3s o disparo.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Does_A_Circuit_Breaker_Work\"><\/span><strong>Como funciona um disjuntor?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Se voc\u00ea j\u00e1 se perguntou, \u201ccomo funciona um disjuntor?\u201d Voc\u00ea n\u00e3o est\u00e1 sozinho. Muitas pessoas t\u00eam curiosidade de saber como os dispositivos s\u00e3o feitos e qual \u00e9 o seu papel no sistema el\u00e9trico.&nbsp;<\/p>\n\n\n\n<p>Aqui est\u00e1 uma explica\u00e7\u00e3o do que os disjuntores fazem. Eles protegem os sistemas el\u00e9tricos e previnem inc\u00eandios interrompendo o fluxo de energia.&nbsp;<\/p>\n\n\n\n<p>Em poucas palavras, um disjuntor \u00e9 um dispositivo que apresenta uma s\u00e9rie de contatos m\u00f3veis conectados por uma mola. Durante uma sobrecarga, a bobina de opera\u00e7\u00e3o fica carregada e interrompe o fluxo de energia. Os contatos m\u00f3veis s\u00e3o conectados por um \u00eambolo e liberam a energia.<\/p>\n\n\n\n<p>Antes que um disjuntor possa abrir, uma forte corrente flui atrav\u00e9s de seus contatos. \u00c0 medida que a \u00e1rea de contato diminui rapidamente, a quantidade de corrente que flui atrav\u00e9s dela diminui. Este aumento na densidade de corrente leva a um grande aumento na temperatura.&nbsp;<\/p>\n\n\n\n<p>Todo o dispositivo do disjuntor pode ser danificado por esta enorme igni\u00e7\u00e3o. \u00c9 por isso que os disjuntores s\u00e3o projetados para desligar a energia quando detectam altos n\u00edveis de corrente. A seguran\u00e7a dos circuitos el\u00e9tricos depende da capacidade desses disjuntores de proteger seus usu\u00e1rios.<\/p>\n\n\n\n<p>Um disjuntor cont\u00e9m duas partes principais. O shunt trip corta o circuito de energia e o circuito de controle para evitar a queima da bobina. Um disjuntor com disparo por subtens\u00e3o abre com retardo ou sem retardo quando a tens\u00e3o de alimenta\u00e7\u00e3o diminui gradualmente.&nbsp;<\/p>\n\n\n\n<p>Isso faz com que uma grande corrente passe pelo disjuntor, causando mau funcionamento. Em caso de mau funcionamento, \u00e9 importante saber como funciona um disjuntor.<\/p>\n\n\n\n<p>O disjuntor usa uma l\u00e2mina de metal para fechar a lacuna e permite que a corrente passe por ela. Quando encontra um grande consumo repentino no circuito, pode derreter o interior do fus\u00edvel.&nbsp;<\/p>\n\n\n\n<p>Isso interrompe o fluxo de eletricidade e garante que o disjuntor esteja seguro. Este processo \u00e9 conhecido como curto-circuito. Este mecanismo \u00e9 importante para proteger o sistema el\u00e9trico. Se ocorrer um curto-circuito no sistema el\u00e9trico pode causar muitos danos e pode n\u00e3o ser confi\u00e1vel.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Do_Circuit_Breakers_Trip\"><\/span><strong>Por que os disjuntores disparam?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Os disjuntores podem disparar por v\u00e1rios motivos, incluindo sobrecarga ou falha de aterramento. Sobrecarregar um circuito pode causar o superaquecimento do mecanismo interno, causando uma interrup\u00e7\u00e3o no fornecimento de eletricidade.&nbsp;<\/p>\n\n\n\n<p>Uma falha de aterramento, por outro lado, ocorre quando um fio ativo toca o fio terra e uma corrente excessiva flui para a terra. Quando isso acontece, o fluxo de eletricidade \u00e9 interrompido, resultando em um desarme.<\/p>\n\n\n\n<p>Uma das raz\u00f5es mais comuns pelas quais os disjuntores disparam \u00e9 porque h\u00e1 um problema com a fia\u00e7\u00e3o el\u00e9trica. A sobrecarga ocorre quando muitos aparelhos s\u00e3o conectados em um \u00fanico circuito. Geralmente, \u00e9 um circuito de dois fios usado para uma TV, aspirador de p\u00f3 e l\u00e2mpada.&nbsp;<\/p>\n\n\n\n<p>Se uma \u00fanica tomada estiver desarmando o disjuntor, h\u00e1 uma sobrecarga. Essa sobrecarga pode ocorrer quando um circuito est\u00e1 sobrecarregado. \u00c9 importante entender que a sobrecarga pode ocorrer no mesmo circuito de uma televis\u00e3o.&nbsp;<\/p>\n\n\n\n<p>Para determinar a causa de uma sobrecarga, tente desconectar os itens do circuito. Se estiver ocorrendo um problema regular, pode ser necess\u00e1rio instalar uma nova tomada ou dedicar um circuito separado para cada aparelho.<\/p>\n\n\n\n<p>Outra raz\u00e3o para um circuito desarmar \u00e9 uma tomada defeituosa. A pr\u00f3pria fonte de alimenta\u00e7\u00e3o pode ser a causa de um circuito sobrecarregado. Embora uma sobrecarga possa ser causada por um aparelho, ela tamb\u00e9m pode ser causada por um componente pr\u00e9-existente. Nesses casos, \u00e9 melhor entrar em contato com um eletricista qualificado para reparar o problema.&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Have you ever come across a situation where you are comfortably watching TV or using some other electrical appliance, and the power goes off suddenly? Well, it is most probably the circuit breaker in your house. When there is a power surge or overload, the circuit breaks to prevent the hazard. Instead of supplying the overload power to the electrical appliance, the breaker trips to prevent damage. This is the main purpose of a circuit breaker. It is the core part of the electrical system in your house. A breaker protects your home from power hazards when the current becomes unstable.&nbsp; If you are curious about how a breaker works, we can help you. In this article, we are going to discuss circuit breaker and show you how it works.&nbsp; What Is A Circuit? In electronics, a circuit consists of various components connected by conductive wires. These electronic components include diodes, resistors, and transistors. These components are then connected through conductive traces, allowing electrical current to flow through them.&nbsp; Each electronic component is connected to another, and the result is an electric circuit. A circuit consists of a closed path or boundary formed by two or more wires. Each wire carries electricity, which must be connected to its positive and negative ends.&nbsp; The electricity enters your home and reaches the circuit breaker. This device distributes the power to different circuits, i.e., one circuit for the bedroom, one for the kitchen, etc. There is a separate breaker in each individual circuit to prevent any hazards. It [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":436,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[49],"tags":[],"class_list":["post-662","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How Does A Circuit Breaker Work? - TOSUNlux Official Site - Electrical Circuit Breaker Manufacturer in China<\/title>\n<meta name=\"description\" content=\"Our comprehensive selection of low-voltage electrical distribution products includes Miniature Circuit Breakers, contactors, distribution boards, and panel meters, ensuring safe and dependable solutions for your application requirements.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.tosunlux.eu\/pt\/blog\/how-does-a-circuit-breaker-work\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How Does A Circuit Breaker Work? 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