{"id":45287,"date":"2024-02-23T09:43:13","date_gmt":"2024-02-23T09:43:13","guid":{"rendered":"https:\/\/www.kdmsteel.com\/?p=45287"},"modified":"2024-02-23T09:44:01","modified_gmt":"2024-02-23T09:44:01","slug":"dc-contactor","status":"publish","type":"post","link":"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/","title":{"rendered":"Contator CC"},"content":{"rendered":"<p>O contator DC atua como um mecanismo de comuta\u00e7\u00e3o em sistemas el\u00e9tricos. Dessa forma, voc\u00ea pode desfrutar de controle completo sobre a corrente dentro de circuitos DC.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_83 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\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\"><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' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Features_of_DC_Contactors\" >Caracter\u00edsticas dos contatores CC<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Dustproof\" >\u00c0 prova de poeira<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Support_Wide_Temperature_Range\" >Suporta ampla faixa de temperatura<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#High-Quality_Materials\" >Materiais de alta qualidade<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Rustproof\" >\u00c0 prova de ferrugem<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Types_of_Contactors_for_DC_Switching\" >Tipos de contatores para comuta\u00e7\u00e3o CC<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#By_Design\" >Por Design<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Knife_Blade\" >L\u00e2mina de faca<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Manual\" >Manual<\/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.kdmsteel.com\/pt\/contator-dc\/#DC_Magnetic_Contactor\" >Contator magn\u00e9tico DC<\/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.kdmsteel.com\/pt\/contator-dc\/#By_Voltage\" >Por Voltagem<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#12v_DC_Contactor\" >Contator 12v DC<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#DC_Contactor_24V\" >Contator DC 24V<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#DC_Contactor_48V\" >Contator DC 48V<\/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.kdmsteel.com\/pt\/contator-dc\/#220v_DC_Contactor\" >Contator 220v DC<\/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-16\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#By_the_Number_of_Poles\" >Pelo N\u00famero de P\u00f3los<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Single_Pole_DC_Contactor\" >Contator DC de p\u00f3lo \u00fanico<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#2_Pole_DC_Contactor\" >Contator DC de 2 polos<\/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-19\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#DC_vs_AC_Contactors\" >Contatores CC vs. CA<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Structural\" >Estrutural<\/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.kdmsteel.com\/pt\/contator-dc\/#Principles\" >Princ\u00edpios<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Material_used_for_Plating\" >Material usado para revestimento<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Shape_of_the_Iron_Core\" >Forma do n\u00facleo de ferro<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Operating_Frequency\" >Frequ\u00eancia de opera\u00e7\u00e3o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Electrical_Resistivity\" >Resistividade el\u00e9trica<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Room_Requirement\" >Requisitos de espa\u00e7o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Extinguisher\" >Extintor<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#How_to_Choose_Contactors_for_DC_Switching\" >Como escolher contatores para comuta\u00e7\u00e3o CC<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Current_Inductance\" >Indut\u00e2ncia de corrente<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Application_Type\" >Tipo de aplica\u00e7\u00e3o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Service_Life\" >Vida \u00fatil<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Maintenance_Requirement\" >Requisito de manuten\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-33\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Direction_of_Operation_for_DC_Contactor\" >Dire\u00e7\u00e3o de opera\u00e7\u00e3o para contator CC<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Main_Components_Of_The_DC_Contactor\" >Principais componentes do contator DC<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#1_ElectromagnetCoil\" >1. Eletro\u00edm\u00e3\/Bobina<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#2_Contacts\" >2. Contatos<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#3_BodyFrame\" >3. Corpo\/Estrutura<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-38\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#How_does_Contactor_for_DC_Switching_Work\" >Como funciona o contator para comuta\u00e7\u00e3o CC?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-39\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#DC_Contactors_Vs_Relays\" >Contatores DC vs. Rel\u00e9s<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-40\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Common_Causes_of_Failure_in_Contactors_for_DC_Switching\" >Causas comuns de falha em contatores para comuta\u00e7\u00e3o CC<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-41\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Overcurrent\" >Sobrecorrente<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-42\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Temperature_Boost\" >Aumento de temperatura<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-43\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Improper_Installation\" >Instala\u00e7\u00e3o inadequada<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-44\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Aging\" >Envelhecimento<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-45\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Fluctuating_Voltage\" >Tens\u00e3o Flutuante<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-46\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#High_Current_DC_Contactor_vs_High_Voltage_DC_Contactor\" >Contator CC de alta corrente vs. contator CC de alta tens\u00e3o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-47\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#DC_Contactor_Wiring_Diagram\" >Diagrama de fia\u00e7\u00e3o do contator CC<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-48\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Applications\" >Aplica\u00e7\u00f5es<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-49\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#DC_Drive_Contactors\" >Contatores de acionamento CC<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-50\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#DC_Switching_Contactor\" >Contator de comuta\u00e7\u00e3o DC<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-51\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Solid_state_DC_contactor\" >Contator CC de estado s\u00f3lido<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-52\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#DC_Air_break_contactor\" >Contator de ruptura de ar CC<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-53\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Electric_vehicle_DC_contactor\" >Contator CC para ve\u00edculos el\u00e9tricos<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-54\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Quick_FAQs\" >Perguntas frequentes r\u00e1pidas<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-55\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Why_does_the_DC_Contactor_fail\" >Por que o contator CC falha?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-56\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Does_the_load_affect_the_DC_Contactor_capacity\" >A carga afeta a capacidade do contator CC?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-57\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/#Conclusion\" >Conclus\u00e3o<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Features_of_DC_Contactors\"><\/span>Caracter\u00edsticas dos contatores CC<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_45288\" aria-describedby=\"caption-attachment-45288\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45288\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-1-DC-Contractor.jpg\" alt=\"Contratante DC\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-1-DC-Contractor.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-1-DC-Contractor-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45288\" class=\"wp-caption-text\">Contratante DC<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Dustproof\"><\/span>\u00c0 prova de poeira<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>A caixa que cont\u00e9m o <a href=\"https:\/\/www.electricaltechnology.org\/2020\/06\/electrical-contactor.html\">contator el\u00e9trico<\/a> componentes dentro o tornam \u00e0 prova de poeira. Ele n\u00e3o permite que nenhuma part\u00edcula de poeira entre. Isso facilita a ativa\u00e7\u00e3o e desativa\u00e7\u00e3o suave do seu circuito.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Support_Wide_Temperature_Range\"><\/span>Suporta ampla faixa de temperatura<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Voc\u00ea pode instalar seu DC Contator em qualquer lugar que desejar. Em vizinhan\u00e7as industriais ou comerciais de alta temperatura. Ele pode lidar com temperaturas variando de -250C a 55<sup>0<\/sup>C. Temperaturas mais altas n\u00e3o afetam o funcionamento ou a apar\u00eancia f\u00edsica do seu contator CC.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"High-Quality_Materials\"><\/span>Materiais de alta qualidade<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Os materiais que entram na fabrica\u00e7\u00e3o do DC Contator s\u00e3o de alta qualidade. Seja a estrutura externa ou o corpo ou os componentes internos, eles se alinham rigorosamente com os padr\u00f5es industriais e at\u00e9 os superam quando se trata de opera\u00e7\u00e3o.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Rustproof\"><\/span>\u00c0 prova de ferrugem<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>O suporte de trabalho de umidade mais alta faz seu contator DC valer a pena. Ele pode suportar umidade de 5% at\u00e9 95%. Fen\u00f4menos de ferrugem ou corros\u00e3o n\u00e3o podem degradar a apar\u00eancia e o desempenho do seu contator DC.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Types_of_Contactors_for_DC_Switching\"><\/span>Tipos de contatores para comuta\u00e7\u00e3o CC<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Certos tipos e formas existem para DC Switching. Descubra os fatos sobre o tipo de chave logo abaixo:<\/p>\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe loading=\"lazy\" title=\"O QUE \u00c9 CONTACTOR?\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/FCsgUXPRew8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<h3><span class=\"ez-toc-section\" id=\"By_Design\"><\/span>Por Design<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Os tipos de contatores CC com base no projeto s\u00e3o:<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Knife_Blade\"><\/span>L\u00e2mina de faca<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Contatores DC de l\u00e2mina de faca existem h\u00e1 muito tempo. Esses contatores compreendem principalmente uma alavanca e uma tira. Suas a\u00e7\u00f5es resultam em um movimento para cima e para baixo.<\/p>\n<p>Dessa forma, facilita a opera\u00e7\u00e3o real. Certas coisas contribu\u00edram para o fim de sua ampla usabilidade. Algumas limita\u00e7\u00f5es principais incluem:<\/p>\n<ol>\n<li>Vida \u00fatil mais curta<\/li>\n<li>Sem seguran\u00e7a<\/li>\n<li>Prote\u00e7\u00e3o zero contra poeira ou umidade<\/li>\n<li>Quebra dupla<\/li>\n<\/ol>\n<figure id=\"attachment_45289\" aria-describedby=\"caption-attachment-45289\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45289\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-2-dc-contactor-knife-blade.jpg\" alt=\"L\u00e2mina de faca de contator DC\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-2-dc-contactor-knife-blade.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-2-dc-contactor-knife-blade-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45289\" class=\"wp-caption-text\">L\u00e2mina de faca de contator DC<\/figcaption><\/figure>\n<h4><span class=\"ez-toc-section\" id=\"Manual\"><\/span>Manual<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Como o nome reflete, voc\u00ea pode usar este contator DC manualmente. Ajudaria se voc\u00ea fizesse isso manualmente sempre que quisesse desligar ou ligar o circuito. Embora algumas coisas sejam melhores do que o contator DC de l\u00e2mina de faca. Alguns dos pontos positivos s\u00e3o:<\/p>\n<ol>\n<li>Seguran\u00e7a adicional<\/li>\n<li>Garanta a prote\u00e7\u00e3o completa dos componentes internos<\/li>\n<li>Forma compacta<\/li>\n<li>Oferece maior corrente, especialmente em espa\u00e7amentos pequenos<\/li>\n<\/ol>\n<figure id=\"attachment_45290\" aria-describedby=\"caption-attachment-45290\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45290\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-3-manual-DC-contactor.jpg\" alt=\"Contator DC manual\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-3-manual-DC-contactor.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-3-manual-DC-contactor-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45290\" class=\"wp-caption-text\">Contator DC manual<\/figcaption><\/figure>\n<h4><span class=\"ez-toc-section\" id=\"DC_Magnetic_Contactor\"><\/span>Contator magn\u00e9tico DC<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Este tipo de contator DC precisa de for\u00e7a eletromagn\u00e9tica para executar a opera\u00e7\u00e3o de ligar e desligar o circuito. A corrente ativa os \u00edm\u00e3s, que ent\u00e3o ligam o circuito. Nenhuma corrente significa que nenhum contato DC est\u00e1 funcionando.<\/p>\n<figure id=\"attachment_45291\" aria-describedby=\"caption-attachment-45291\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45291\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-4-DC-magnetic-contactor.jpg\" alt=\"Contator magn\u00e9tico DC\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-4-DC-magnetic-contactor.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-4-DC-magnetic-contactor-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45291\" class=\"wp-caption-text\">Contator magn\u00e9tico DC<\/figcaption><\/figure>\n<p>Os principais destaques do contator magn\u00e9tico CC s\u00e3o:<\/p>\n<ol>\n<li>Funcionamento autom\u00e1tico, sem necessidade de for\u00e7a manual ou humana<\/li>\n<li>Provis\u00e3o de alta seguran\u00e7a<\/li>\n<li>Necessidade de corrente de controle insignificante para opera\u00e7\u00e3o efetiva<\/li>\n<\/ol>\n<h3><span class=\"ez-toc-section\" id=\"By_Voltage\"><\/span>Por Voltagem<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>O contator CC possui as seguintes categorias com base na voltagem:<\/p>\n<h4><span class=\"ez-toc-section\" id=\"12v_DC_Contactor\"><\/span>Contator 12v DC<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>O contator de 12 V CC compreende 1 polo. Esses contratantes s\u00e3o adequados para lidar com 150 amperes de corrente. Por exemplo, voc\u00ea pode us\u00e1-los em m\u00e1quinas de engenharia, sistemas de telecomunica\u00e7\u00f5es, interruptores de controle eletr\u00f4nico e guinchos autoel\u00e9tricos.<\/p>\n<figure id=\"attachment_45292\" aria-describedby=\"caption-attachment-45292\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45292\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-5-12v-DC-Contactor.jpg\" alt=\"Contator 12v DC\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-5-12v-DC-Contactor.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-5-12v-DC-Contactor-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45292\" class=\"wp-caption-text\">Contator 12v DC<\/figcaption><\/figure>\n<p>Com este contator, voc\u00ea pode avaliar a carga, realizar opera\u00e7\u00f5es suaves e alterar a dire\u00e7\u00e3o de rota\u00e7\u00e3o.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"DC_Contactor_24V\"><\/span>Contator DC 24V<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>O contator 24V DC, em geral, \u00e9 composto por dois polos. Voc\u00ea pode us\u00e1-los em aplica\u00e7\u00f5es que exigem 300 amperes. V\u00e1rios acess\u00f3rios dom\u00e9sticos e comerciais exigem o uso deste contator 24V DC.<\/p>\n<figure id=\"attachment_45293\" aria-describedby=\"caption-attachment-45293\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45293\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-6-24v-DC-Contactor.jpg\" alt=\"Contator 24v DC\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-6-24v-DC-Contactor.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-6-24v-DC-Contactor-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45293\" class=\"wp-caption-text\">Contator 24v DC<\/figcaption><\/figure>\n<h4><span class=\"ez-toc-section\" id=\"DC_Contactor_48V\"><\/span>Contator DC 48V<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>O contator de 48 V CC, em geral, compreende quatro polos. Voc\u00ea pode controlar efetivamente os circuitos que s\u00e3o de 120 Volts. Com esses contratantes, voc\u00ea pode controlar completamente os tipos de carga indutiva ou n\u00e3o indutiva leve.<\/p>\n<figure id=\"attachment_45294\" aria-describedby=\"caption-attachment-45294\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45294\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-7-48v-DC-Contactor.jpg\" alt=\" Contator 48v DC\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-7-48v-DC-Contactor.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-7-48v-DC-Contactor-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45294\" class=\"wp-caption-text\">Contator 48v DC<\/figcaption><\/figure>\n<p>Esses contratantes se beneficiam de aplica\u00e7\u00f5es ferrovi\u00e1rias, ilumina\u00e7\u00e3o, aparelhos el\u00e9tricos, etc.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"220v_DC_Contactor\"><\/span>Contator 220v DC<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>O contator de 220 V DC consiste principalmente de 3 polos. Ele pode oferecer suporte a acess\u00f3rios que exigem at\u00e9 220 volts. Existem op\u00e7\u00f5es para us\u00e1-los em motores trif\u00e1sicos, isolamento, esta\u00e7\u00f5es de carga, comuta\u00e7\u00e3o de capacitores, etc.<\/p>\n<figure id=\"attachment_45296\" aria-describedby=\"caption-attachment-45296\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45296\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-8-220v-DC-Contactor.jpg\" alt=\" Contator 220v DC\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-8-220v-DC-Contactor.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-8-220v-DC-Contactor-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45296\" class=\"wp-caption-text\">Contator 220v DC<\/figcaption><\/figure>\n<p>Voc\u00ea pode garantir o funcionamento e a opera\u00e7\u00e3o de acess\u00f3rios maiores em qualquer lugar.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"By_the_Number_of_Poles\"><\/span>Pelo N\u00famero de P\u00f3los<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Na base de p\u00f3los, o Contator DC tem as seguintes divis\u00f5es:<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Single_Pole_DC_Contactor\"><\/span>Contator DC de p\u00f3lo \u00fanico<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>O termo single pole em single pole DC Contactor refere-se a um contator que compreende apenas um polo. \u00c9 altamente aplic\u00e1vel quando voc\u00ea s\u00f3 precisa lidar com uma \u00fanica fase. Acess\u00f3rios dom\u00e9sticos empregam principalmente esse tipo de contator DC.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"2_Pole_DC_Contactor\"><\/span>Contator DC de 2 polos<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>No contator DC de 2 polos, voc\u00ea pode us\u00e1-lo onde precisa lidar com as duas fases. Locais comerciais exigem o uso deste contator DC amplamente. Ele pode lidar com 120 volts facilmente. Voc\u00ea pode interromper a fase dupla instantaneamente quando usa um contator DC de 2 polos.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"DC_vs_AC_Contactors\"><\/span>Contatores CC vs. CA<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Os principais itens para sua considera\u00e7\u00e3o s\u00e3o:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Structural\"><\/span>Estrutural<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ao desmagnetizar o contator DC, ele produz uma for\u00e7a eletromagn\u00e9tica. Ele faz isso por meio da utiliza\u00e7\u00e3o de um diodo de fluxo livre. Em contatores AC, n\u00e3o h\u00e1 diodo. Em vez disso, ele faz uso de bobinas para alimentar o equipamento.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Principles\"><\/span>Princ\u00edpios<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Como o nome reflete, <a href=\"https:\/\/en.wikipedia.org\/wiki\/Contactor\">Contatores CA<\/a> usa CA. Normalmente, eles t\u00eam um n\u00facleo de ferro, que produz correntes parasitas e perda por histerese. Uma lamina\u00e7\u00e3o no n\u00facleo de ferro impede que isso aconte\u00e7a.<\/p>\n<p>Contatores CC n\u00e3o t\u00eam associa\u00e7\u00e3o com lamina\u00e7\u00e3o. Isso ocorre porque o contator CC n\u00e3o enfrenta forma\u00e7\u00e3o ou deple\u00e7\u00e3o de correntes parasitas. Ferro fundido ou a\u00e7o entram em sua fabrica\u00e7\u00e3o inteiramente.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Material_used_for_Plating\"><\/span>Material usado para revestimento<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Para evitar que as placas de contato superaque\u00e7am, voc\u00ea usar\u00e1 um revestimento especial com a\u00e7o sil\u00edcio. Embora n\u00e3o seja necess\u00e1rio tal revestimento ou lamina\u00e7\u00e3o em contatores CC.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Shape_of_the_Iron_Core\"><\/span>Forma do n\u00facleo de ferro<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Cortar a energia no circuito CA n\u00e3o torna a corrente do loop zero. Isso contribui para a atra\u00e7\u00e3o e condu\u00e7\u00e3o da armadura quando aberta. Por outro lado, em contatores CC, voc\u00ea n\u00e3o experimentar\u00e1 aquecimento ou correntes parasitas. Isso leva voc\u00ea a utilizar metal inteiro em sua constru\u00e7\u00e3o.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Operating_Frequency\"><\/span>Frequ\u00eancia de opera\u00e7\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>No contator CA, a frequ\u00eancia operacional \u00e9 sempre 600x por hora. Claro, isso acontece com uma corrente de partida mais alta.<\/p>\n<p>Entretanto, quando se trata do projeto DC, a frequ\u00eancia \u00e9 de 1200x por hora.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Electrical_Resistivity\"><\/span>Resistividade el\u00e9trica<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>O n\u00famero de voltas no contator CA \u00e9 muito pequeno, com di\u00e2metro maior e resist\u00eancia desprez\u00edvel. Ele apresenta um formato cil\u00edndrico para evitar aquecimento, e h\u00e1 uma dist\u00e2ncia entre eles para facilitar a sa\u00edda do calor.<\/p>\n<p>Em contatores DC, como n\u00e3o h\u00e1 lugar para forma\u00e7\u00e3o de calor, ele utiliza uma bobina mais fina com voltas m\u00e1ximas. Portanto, eles apresentam maior resist\u00eancia. A forma\u00e7\u00e3o de bobina fina resulta em melhor dissipa\u00e7\u00e3o de calor.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Room_Requirement\"><\/span>Requisitos de espa\u00e7o<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>O contator CA n\u00e3o tem espa\u00e7o suficiente. Voc\u00ea pode coloc\u00e1-lo em qualquer lugar que quiser se o local oferecer espa\u00e7o de instala\u00e7\u00e3o suficiente.<\/p>\n<p>Isso n\u00e3o \u00e9 verdade para a DC Contractors, e voc\u00ea precisa garantir espa\u00e7o suficiente para uma opera\u00e7\u00e3o eficaz.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Extinguisher\"><\/span>Extintor<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Geralmente, os contatores CA v\u00eam equipados com extintor de grade. Os contatores CC possuem extintores magn\u00e9ticos em seu interior.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_to_Choose_Contactors_for_DC_Switching\"><\/span>Como escolher contatores para comuta\u00e7\u00e3o CC<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Para fazer uma sele\u00e7\u00e3o adequada, voc\u00ea precisa considerar os seguintes pontos importantes:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Current_Inductance\"><\/span>Indut\u00e2ncia de corrente<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>A indut\u00e2ncia de corrente tem um impacto direto na capacidade geral de interrup\u00e7\u00e3o. Quando ocorre a indu\u00e7\u00e3o, a tens\u00e3o sobe, aumentando a intensidade do arco. Isso contribui para a maior capacidade de interrup\u00e7\u00e3o. Por exemplo, se o valor da indu\u00e7\u00e3o diminui de 15 ms para 1 ms, a capacidade de interrup\u00e7\u00e3o aumenta em 300 por cento.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Application_Type\"><\/span>Tipo de aplica\u00e7\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>O tipo de aplica\u00e7\u00e3o ajuda voc\u00ea a selecionar o contratante certo. Se voc\u00ea precisa de um contator de um ou dois polos? O contratante que voc\u00ea vai comprar pode atender ao requisito de carga. Como h\u00e1 um sistema de uma fase, duas fases ou tr\u00eas fases. Cada sistema requer um respectivo contator CC. Para aplica\u00e7\u00f5es de homepage, contratantes monof\u00e1sicos ou bif\u00e1sicos s\u00e3o bons. Para os setores comercial e industrial, o contator bif\u00e1sico ou trif\u00e1sico \u00e9 altamente adequado.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Service_Life\"><\/span>Vida \u00fatil<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>V\u00e1rios fatores contribuem e decidem a vida \u00fatil do seu contator CC. A vida \u00fatil est\u00e1 diretamente relacionada \u00e0 aplica\u00e7\u00e3o \u00e0 qual voc\u00ea est\u00e1 submetendo seu contator CC. A aplica\u00e7\u00e3o mec\u00e2nica n\u00e3o apresenta comuta\u00e7\u00e3o sob carga, enquanto a aplica\u00e7\u00e3o el\u00e9trica apresenta comuta\u00e7\u00f5es de carga. Por exemplo, em aplica\u00e7\u00f5es ferrovi\u00e1rias, o contator pode ser obrigado a suportar mais de 1 lac de ciclos de comuta\u00e7\u00e3o. Portanto, \u00e9 essencial escolher um contratante com vida \u00fatil efetiva.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Maintenance_Requirement\"><\/span>Requisito de manuten\u00e7\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Este ponto \u00e9 crucial. Considere quais requisitos de manuten\u00e7\u00e3o voc\u00ea precisa seguir se puder lidar com o requisito de manuten\u00e7\u00e3o espec\u00edfico que voc\u00ea obt\u00e9m com o DC Contactor. Na maioria dos casos, as pessoas n\u00e3o t\u00eam tempo suficiente para executar as medidas de manuten\u00e7\u00e3o.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Direction_of_Operation_for_DC_Contactor\"><\/span>Dire\u00e7\u00e3o de opera\u00e7\u00e3o para contator CC<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Ele oferece uma funcionalidade de opera\u00e7\u00e3o dupla. O contator DC opera em uma \u00fanica ordem e s\u00f3 pode cortar a conex\u00e3o de corrente em uma dire\u00e7\u00e3o. Por outro lado, o contator DC bidirecional pode desconectar a corrente em ambas as dire\u00e7\u00f5es. Considere isso ao escolher seu contator DC.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Main_Components_Of_The_DC_Contactor\"><\/span>Principais componentes do contator DC<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>As principais pe\u00e7as do DC Contator est\u00e3o aqui para sua refer\u00eancia:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_ElectromagnetCoil\"><\/span>1. Eletro\u00edm\u00e3\/Bobina<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>A fonte da for\u00e7a motriz dentro do contator CC \u00e9 a bobina. A bobina est\u00e1 presente na forma de enrolamento em um n\u00facleo magn\u00e9tico. Ela desempenha principalmente seu papel como um eletro\u00edm\u00e3. A bobina compreende dois componentes. Um \u00e9 m\u00f3vel e o outro permanece fixo. Uma mola est\u00e1 presente na parte m\u00f3vel.<\/p>\n<p>A armadura (haste) conecta as partes m\u00f3veis. Para que ocorra um contato, a for\u00e7a da bobina deve exceder a for\u00e7a tensional da mola.<\/p>\n<p>Por outro lado\/vice-versa, ocorre a desconex\u00e3o.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Contacts\"><\/span>2. Contatos<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Os contatos conduzem corrente. Tr\u00eas tipos de contatos est\u00e3o presentes dentro do contator:<\/p>\n<ul>\n<li>Contato de energia<\/li>\n<li>Contato auxiliar<\/li>\n<li>Mola de contato<\/li>\n<\/ul>\n<p>O material que entra na fabrica\u00e7\u00e3o dos contatos deve ter as seguintes caracter\u00edsticas:<\/p>\n<ul>\n<li>Excelente resist\u00eancia ao arco<\/li>\n<li>Maior resist\u00eancia \u00e0 soldagem<\/li>\n<li>Resistir ao estresse mec\u00e2nico<\/li>\n<li>Alta resist\u00eancia \u00e0 eros\u00e3o<\/li>\n<\/ul>\n<p>O material preferido para aplica\u00e7\u00e3o de baixa corrente inclui uma mistura de prata c\u00e1dmio e prata n\u00edquel. Por outro lado, as aplica\u00e7\u00f5es existentes mais altas requerem \u00f3xido de prata estanho como um material de composi\u00e7\u00e3o chave.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_BodyFrame\"><\/span>3. Corpo\/Estrutura<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>O papel principal do corpo\/estrutura \u00e9 fornecer alojamento ou fechamento eficaz para os componentes internos. Ele garante prote\u00e7\u00e3o contra poeira, sujeira, \u00f3leo, umidade, condi\u00e7\u00f5es clim\u00e1ticas, explos\u00f5es, etc. O corpo atua como uma barreira e previne contato direto.<\/p>\n<figure id=\"attachment_45297\" aria-describedby=\"caption-attachment-45297\" style=\"width: 504px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45297\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-9-components-of-DC-contactor.jpg\" alt=\"Componentes do contator DC\" width=\"504\" height=\"359\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-9-components-of-DC-contactor.jpg 504w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-9-components-of-DC-contactor-150x107.jpg 150w\" sizes=\"auto, (max-width: 504px) 100vw, 504px\" \/><figcaption id=\"caption-attachment-45297\" class=\"wp-caption-text\">Componentes do contator DC<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"How_does_Contactor_for_DC_Switching_Work\"><\/span>Como funciona o contator para comuta\u00e7\u00e3o CC?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe loading=\"lazy\" title=\"O que \u00e9 um contator? | Princ\u00edpios de funcionamento\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/08ozhRb7HEU?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>&nbsp;<\/p>\n<p>O contator para comuta\u00e7\u00e3o CC funciona da seguinte maneira:<\/p>\n<p>Primeiro, a corrente passa do circuito principal para o contator. Isso desempenha seu papel na excita\u00e7\u00e3o do n\u00facleo magn\u00e9tico.<\/p>\n<p>Como resultado, o campo magn\u00e9tico \u00e9 produzido pelo eletro\u00edm\u00e3\/bobina. Isso inicia o movimento da armadura e fecha o contato.<\/p>\n<p>Mais tarde, a corrente come\u00e7a a se mover pelos contatos at\u00e9 a carga. Por outro lado, quando n\u00e3o h\u00e1 corrente no circuito, ocorre a desenergiza\u00e7\u00e3o. Isso representa for\u00e7as magn\u00e9ticas zero. Ao fazer isso, as tropas na mola aumentam e puxam a armadura para tr\u00e1s, fazendo com que o circuito se abra. Dessa forma, o subsequente desligamento e religamento ocorrem.<\/p>\n<figure id=\"attachment_45298\" aria-describedby=\"caption-attachment-45298\" style=\"width: 547px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45298\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-10-DC-contactor-working-principle.jpg\" alt=\"Princ\u00edpio de funcionamento do contator CC\" width=\"547\" height=\"375\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-10-DC-contactor-working-principle.jpg 547w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-10-DC-contactor-working-principle-150x103.jpg 150w\" sizes=\"auto, (max-width: 547px) 100vw, 547px\" \/><figcaption id=\"caption-attachment-45298\" class=\"wp-caption-text\">Princ\u00edpio de funcionamento do contator CC<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"DC_Contactors_Vs_Relays\"><\/span>Contatores DC vs. Rel\u00e9s<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Existe uma infinidade de diferen\u00e7as quando se trata de contatores CC e<a href=\"https:\/\/en.wikipedia.org\/wiki\/Relay\"> Rel\u00e9s<\/a>. Algumas das principais diferen\u00e7as que voc\u00ea deve observar incluem:<\/p>\n<ol>\n<li>A capacidade de carga dos contatores CC \u00e9 muito maior em compara\u00e7\u00e3o aos rel\u00e9s. Voc\u00ea n\u00e3o pode usar o rel\u00e9 para mais de 15 amperes de carga. Enquanto os contratantes atendem cargas maiores em qualquer lugar 150A, 300A, 600A, etc.<\/li>\n<li>Os contatores CC v\u00eam em uma \u00fanica configura\u00e7\u00e3o, ent\u00e3o eles sempre permanecem abertos. Sempre que eles experimentam uma corrente, eles a ligam. Este n\u00e3o \u00e9 o caso dos rel\u00e9s. Eles v\u00eam em configura\u00e7\u00f5es duplas, incluindo NC e NO.<\/li>\n<li>Em rela\u00e7\u00e3o \u00e0 prote\u00e7\u00e3o, o rel\u00e9 n\u00e3o pode competir com os contatores CC. Eles garantem total seguran\u00e7a e prote\u00e7\u00e3o em caso de corte. \u00c9 isso que os torna valiosos para aplica\u00e7\u00f5es de alta pot\u00eancia.<\/li>\n<li>O peso do contator \u00e9 muito maior do que o dos Rel\u00e9s porque eles podem lidar com requisitos de energia mais altos. A velocidade de comuta\u00e7\u00e3o do contator \u00e9 mais lenta quando voc\u00ea os compara aos rel\u00e9s. Voc\u00ea ter\u00e1 mais custos com os contratantes por causa de mais voltas (consomem mais energia).<\/li>\n<\/ol>\n<figure id=\"attachment_45299\" aria-describedby=\"caption-attachment-45299\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45299\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-11-Relays.jpg\" alt=\"Rel\u00e9s\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-11-Relays.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-11-Relays-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45299\" class=\"wp-caption-text\">Rel\u00e9s<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Common_Causes_of_Failure_in_Contactors_for_DC_Switching\"><\/span>Causas comuns de falha em contatores para comuta\u00e7\u00e3o CC<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>V\u00e1rias coisas contribuem para a falha do seu DC Contactor. Alguns dos principais motivos incluem:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Overcurrent\"><\/span>Sobrecorrente<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Quando a corrente excede o limite desejado, ela danifica os componentes do seu contator. Voc\u00ea tamb\u00e9m pode sofrer um curto-circuito.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Temperature_Boost\"><\/span>Aumento de temperatura<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>A temperatura mais alta faz com que os componentes internos alterem sua apar\u00eancia f\u00edsica ou forma. Isso, no final, afeta negativamente o funcionamento geral do DC Contactor.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Improper_Installation\"><\/span>Instala\u00e7\u00e3o inadequada<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Instala\u00e7\u00e3o inadequada significa conex\u00e3o ruim aos polos ou terminais. Isso impedir\u00e1 que o contator CC opere em seu potencial m\u00e1ximo. Tamb\u00e9m acabar\u00e1 em falha r\u00e1pida.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Aging\"><\/span>Envelhecimento<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Outro fator que causa a falha do seu DC Contator \u00e9 o envelhecimento. Devido ao uso suficiente, o produto atingiu seu limite e n\u00e3o tem mais capacidade de continuar funcionando. Isso faz com que seu DC Contator falhe.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Fluctuating_Voltage\"><\/span>Tens\u00e3o Flutuante<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>A subida e descida sucessivas na voltagem contribuem para o efeito prejudicial nos principais componentes do contator. Isso torna o contator DC uma falha.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"High_Current_DC_Contactor_vs_High_Voltage_DC_Contactor\"><\/span>Contator CC de alta corrente vs. contator CC de alta tens\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Um contator CC de corrente mais alta \u00e9 altamente adequado ao alternar altas correntes. A corrente pode estar em qualquer lugar de 100A at\u00e9 600A. Por exemplo, contator CC de 100A. As aplica\u00e7\u00f5es de dispositivos de alta corrente incluem soldadores, fontes de alimenta\u00e7\u00e3o, transistores, supercondutores, etc. Observe que onde a corrente \u00e9 alta, a voltagem ser\u00e1 menor e vice-versa.<\/p>\n<p>Quando o prop\u00f3sito final \u00e9 alternar a alta voltagem, ent\u00e3o voc\u00ea pode empregar um contator CC de alta voltagem. Por exemplo, contator CC de 1000 V. As aplica\u00e7\u00f5es para contator CC de alta voltagem incluem eletrofia\u00e7\u00e3o, imagens m\u00e9dicas, gera\u00e7\u00e3o de feixe de el\u00e9trons, tratamento de \u00e1gua, etc.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"DC_Contactor_Wiring_Diagram\"><\/span>Diagrama de fia\u00e7\u00e3o do contator CC<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>O diagrama de fia\u00e7\u00e3o real do contator CC \u00e9 o seguinte para sua considera\u00e7\u00e3o:<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Applications\"><\/span>Aplica\u00e7\u00f5es<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Voc\u00ea pode utilizar o DC Contator em v\u00e1rios campos. Algumas das principais \u00e1reas para DC Contator incluem:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"DC_Drive_Contactors\"><\/span>Contatores de acionamento CC<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Esses contatores CC s\u00e3o realmente ben\u00e9ficos quando se trata de sistemas de acionamento. Especialmente o sistema cuja velocidade \u00e9 ajust\u00e1vel. Voc\u00ea pode dizer um motor CC ou outro sistema de acionamento.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"DC_Switching_Contactor\"><\/span>Contator de comuta\u00e7\u00e3o DC<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Existe uma grande variedade de aplica\u00e7\u00f5es quando se trata de contator de comuta\u00e7\u00e3o DC. Algumas aplica\u00e7\u00f5es s\u00e3o cargas el\u00e9tricas, ilumina\u00e7\u00e3o, bancos de capacitores, sistemas de evapora\u00e7\u00e3o t\u00e9rmica, etc.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Solid_state_DC_contactor\"><\/span>Contator CC de estado s\u00f3lido<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>O nome deriva porque esses contratantes n\u00e3o cont\u00eam nenhum componente m\u00f3vel dentro. Em vez disso, eles fazem uso de pe\u00e7as eletr\u00f4nicas e semicondutores. As principais aplica\u00e7\u00f5es s\u00e3o motores DC, bombas de \u00e1gua, controle de aquecedor, etc.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"DC_Air_break_contactor\"><\/span>Contator de ruptura de ar CC<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u00c9 ben\u00e9fico quando se trata de alternar correntes mais altas. As principais aplica\u00e7\u00f5es incluem sistemas de ventila\u00e7\u00e3o, ar condicionado, evaporadores, etc.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Electric_vehicle_DC_contactor\"><\/span>Contator CC para ve\u00edculos el\u00e9tricos<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>A fun\u00e7\u00e3o principal do contator CC do ve\u00edculo el\u00e9trico \u00e9 desligar ou ligar as linhas de energia dentro do carro. \u00c9 altamente desej\u00e1vel em ve\u00edculos el\u00e9tricos e h\u00edbridos.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Quick_FAQs\"><\/span>Perguntas frequentes r\u00e1pidas<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Why_does_the_DC_Contactor_fail\"><\/span>Por que o contator CC falha?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Conforme mencionado acima, os principais motivos de falha s\u00e3o:<\/p>\n<ul>\n<li>Alta corrente<\/li>\n<li>Instala\u00e7\u00e3o ruim<\/li>\n<li>Sele\u00e7\u00e3o errada do conector DC<\/li>\n<li>Condi\u00e7\u00f5es operacionais adversas<\/li>\n<li>Maiores flutua\u00e7\u00f5es de temperatura<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Does_the_load_affect_the_DC_Contactor_capacity\"><\/span>A carga afeta a capacidade do contator CC?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Sim, a carga tem grande influ\u00eancia na capacidade geral do contator CC.<\/p>\n<p>Cada contator DC pode suportar uma carga espec\u00edfica. Exceder os par\u00e2metros levar\u00e1 \u00e0 falha do seu contator DC.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclus\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Agora voc\u00ea tem insights aprofundados sobre funcionamento, tipos, benef\u00edcios, componentes, considera\u00e7\u00f5es de sele\u00e7\u00e3o, aplica\u00e7\u00f5es e muito mais sobre DC Contactors. Essas informa\u00e7\u00f5es ajudar\u00e3o voc\u00ea a fazer a melhor sele\u00e7\u00e3o ou lidar com DC Contactor de forma eficaz.<\/p>\n<p>Aproveite prote\u00e7\u00e3o e seguran\u00e7a completas com um DC Contator em seu sistema de rede el\u00e9trica hoje mesmo. Por favor, compartilhe suas ideias na se\u00e7\u00e3o de coment\u00e1rios ou busque assist\u00eancia enviando um e-mail para n\u00f3s. Gostar\u00edamos muito de ajudar voc\u00ea.<\/p>","protected":false},"excerpt":{"rendered":"<p>DC contactor acts as a switching mechanism in electrical systems. This way, you can enjoy complete control over the current within DC circuits. Features of DC Contactors Dustproof The housing that holds the electrical contactor components within renders it dustproof. It does not allow a single dust particle to get inside. This facilitates the smooth [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":45300,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-45287","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>DC Contactor - KDM Steel<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.kdmsteel.com\/pt\/contator-dc\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DC Contactor - KDM Steel\" \/>\n<meta property=\"og:description\" content=\"DC contactor acts as a switching mechanism in electrical systems. This way, you can enjoy complete control over the current within DC circuits. Features of DC Contactors Dustproof The housing that holds the electrical contactor components within renders it dustproof. It does not allow a single dust particle to get inside. 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