{"id":10038,"date":"2024-04-14T15:13:00","date_gmt":"2024-04-14T07:13:00","guid":{"rendered":"https:\/\/www.tosunlux.eu\/?p=10038"},"modified":"2025-02-14T09:56:38","modified_gmt":"2025-02-14T01:56:38","slug":"control-relay-wiring-steps","status":"publish","type":"post","link":"https:\/\/www.tosunlux.eu\/pt\/blog\/control-relay-wiring-steps\/","title":{"rendered":"Como conectar um rel\u00e9 de controle?"},"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\/control-relay-wiring-steps\/#Common_Relay_Terminal_Configurations\" title=\"Configura\u00e7\u00f5es comuns de terminais de rel\u00e9\">Configura\u00e7\u00f5es comuns de terminais de rel\u00e9<\/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\/control-relay-wiring-steps\/#Step-by-Step_Wiring_Instructions\" title=\"Instru\u00e7\u00f5es passo a passo de fia\u00e7\u00e3o\">Instru\u00e7\u00f5es passo a passo de fia\u00e7\u00e3o<\/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\/control-relay-wiring-steps\/#Conclusion\" title=\"Conclus\u00e3o&nbsp;\">Conclus\u00e3o&nbsp;<\/a><\/li><\/ul><\/nav><\/div>\n\n<p><a href=\"https:\/\/www.tosunlux.eu\/pt\/thermal-overload-relay\/\">Rel\u00e9s de controle<\/a> fornecem uma maneira simples, por\u00e9m valiosa, de alternar cargas el\u00e9tricas em sistemas de automa\u00e7\u00e3o. Mas conect\u00e1-los adequadamente requer a ades\u00e3o aos padr\u00f5es de layout dos terminais e \u00e0s pr\u00e1ticas de conex\u00e3o corretas. Compreender as pinagens e termina\u00e7\u00f5es b\u00e1sicas do rel\u00e9 garante um desempenho confi\u00e1vel.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Configura\u00e7\u00f5es padr\u00e3o de terminais de 4 e 5 pinos<\/li><li>Conecte o circuito de disparo aos terminais da bobina<\/li><li>Os fios de carga de sa\u00edda s\u00e3o conectados aos contatos NO\/NC<\/li><li>Empregue boas pr\u00e1ticas de fia\u00e7\u00e3o nos terminais<\/li><\/ul>\n\n\n\n<p>Embora os rel\u00e9s facilitem os projetos de sistemas, conex\u00f5es incorretas podem levar a todos os tipos de problemas funcionais ou at\u00e9 mesmo danos ao equipamento. Seguindo os procedimentos adequados de fia\u00e7\u00e3o, os eletricistas podem evitar erros comuns.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Relay_Terminal_Configurations\"><\/span><strong>Configura\u00e7\u00f5es comuns de terminais de rel\u00e9<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>A estrutura de terminal de rel\u00e9 mais difundida apresenta um layout em linha de 5 pinos. Dois pinos se conectam \u00e0 bobina de disparo, enquanto os outros tr\u00eas se conectam a contatos de comuta\u00e7\u00e3o individuais \u2013 normalmente aberto (NA), normalmente fechado (NF) e comum. No interior, a bobina aciona a armadura de contato quando energizada.<\/p>\n\n\n\n<p>Os rel\u00e9s de 4 pinos simplesmente omitem o terminal normalmente fechado, enquanto os pinos NO e comuns permanecem. Este formato compacto funciona para um controle de carga liga\/desliga mais simples, em vez de manter circuitos off-line separados. Mas o princ\u00edpio operacional permanece id\u00eantico.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step-by-Step_Wiring_Instructions\"><\/span><strong>Instru\u00e7\u00f5es passo a passo de fia\u00e7\u00e3o<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Aqui est\u00e1 um breve guia passo a passo sobre como conectar um rel\u00e9 de controle:<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li><strong>Determine o tipo de rel\u00e9 e os contatos<\/strong><\/li><\/ol>\n\n\n\n<p>Primeiro, confirme se voc\u00ea precisa de um rel\u00e9 unipolar, de lance \u00fanico (SPST) ou de polo \u00fanico, de lance duplo (SPDT). Isto determina os terminais de contato dispon\u00edveis. Al\u00e9m disso, decida se a carga deve permanecer normalmente aberta ou normalmente fechada quando a bobina do rel\u00e9 for desenergizada de acordo com seu esquema de controle. Isso garante a opera\u00e7\u00e3o adequada quando acionado.<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\"><li><strong>Escolha a bitola do fio para amperagem<\/strong><\/li><\/ol>\n\n\n\n<p>Consulte as tabelas de amplificadores automotivos para especificar medidores de fio de alimenta\u00e7\u00e3o adequados e prote\u00e7\u00e3o de circuito para o consumo de corrente de sua carga acess\u00f3ria. Al\u00e9m disso, verifique se a classifica\u00e7\u00e3o do contato do rel\u00e9 excede a amperagem da carga para evitar falhas de superaquecimento. Fios dimensionados adequadamente e margens de classifica\u00e7\u00e3o evitam problemas.<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\"><li><strong>Fa\u00e7a conex\u00f5es de carga<\/strong><\/li><\/ol>\n\n\n\n<p>Conecte os fios de carga aos contatos de rel\u00e9 apropriados \u2013 terminais normalmente abertos ou normalmente fechados. Use pr\u00e1ticas de conex\u00e3o de qualidade, como crimpagem de fios, remo\u00e7\u00e3o de isolamento, ponteiras em terminais de parafuso e especifica\u00e7\u00f5es de torque para evitar fios soltos ou curtos-circuitos. Proteja os fios com circuitos fus\u00edveis.<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\"><li><strong>Fios terra corretamente<\/strong><\/li><\/ol>\n\n\n\n<p>Conecte os fios terra do rel\u00e9 diretamente ao terminal negativo da bateria ou aos pontos aterrados do chassi, como cabe\u00e7as de parafuso. Isso evita comportamento err\u00e1tico causado por ru\u00eddo em circuitos sens\u00edveis. Mas garanta um contato s\u00f3lido de metal com metal.<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\"><li><strong>Confirme acess\u00f3rios seguros<\/strong><\/li><\/ol>\n\n\n\n<p>Por fim, valide as crimpagens apertadas dos fios, as especifica\u00e7\u00f5es de torque, a folga do isolamento e o al\u00edvio de tens\u00e3o antes de energizar. O rel\u00e9 pode ser conectado a tomadas pr\u00e9-cabeadas. Mas sempre verifique o acabamento para uma opera\u00e7\u00e3o perfeita.<\/p>\n\n\n\n<p>Seguir os procedimentos b\u00e1sicos de fia\u00e7\u00e3o do rel\u00e9 e as pr\u00e1ticas de termina\u00e7\u00e3o sonora garantem um controle el\u00e9trico confi\u00e1vel e sem problemas.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Conclus\u00e3o&nbsp;<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Os rel\u00e9s simplificam maravilhosamente tarefas de controle complexas, isolando circuitos de disparo de baixa pot\u00eancia da comuta\u00e7\u00e3o de carga de alta corrente. Mas para aproveitar seus benef\u00edcios, os eletricistas devem identificar adequadamente os terminais e aderir a m\u00e9todos de fia\u00e7\u00e3o de qualidade.&nbsp;<\/p>\n\n\n\n<p>Discuta controles avan\u00e7ados de m\u00faltiplos rel\u00e9s e multiplica\u00e7\u00e3o de contatos para seu pr\u00f3ximo projeto com <a href=\"https:\/\/www.tosunlux.eu\/pt\/contact\/\">TOSUNlux<\/a> hoje.<\/p>\n\n\n\n<meta charset=\"UTF-8\">\n\t\t<meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n\t\t<title>C\u00f3digo HTML<\/title>\n\t\t<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\n\t\t\t}\n\t\t\t\/* \u6807\u9898 *\/\n\t\t\t.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-button {\n\t\t\t\tcursor: pointer;\n\t\t\t\tborder: 0px;\n\t\t\t\ttext-align: center;\n\t\t\t\tmargin-left: 10px;\n\t\t\t\tbackground: none;\n\t\t\t}\n\n\t\t\t.module-content 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xmlns=\"http:\/\/www.w3.org\/2000\/svg\" p-id=\"1999\" width=\"18\" height=\"18\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<!-- \u4fee\u6539\u56fe\u6807\u5927\u5c0f\u8bf7\u5728width\u548cheight\u4e2d\u6539 -->\n\t\t\t\t\t\t<path d=\"M511.602721 1023.001027a511.474051 511.474051 0 1 1 360.629164-148.84694 509.476105 509.476105 0 0 1-360.629164 149.845913z m0-941.032335c-109.887003 0-220.772979 41.956856-304.686691 125.870567-167.827423 168.826396-167.827423 441.545958 0 609.373381s440.546985 167.827423 609.373381 0c167.827423-167.827423 167.827423-440.546985 0-609.373381-83.913711-82.914739-194.799687-124.871594-304.68669-124.871595z m332.657927 763.215185z\" fill=\"#1fc2db\" p-id=\"2000\"><\/path>\n\t\t\t\t\t\t\t<!-- \u4fee\u6539\u56fe\u6807\u989c\u8272\u8bf7\u5728fill\u4e2d\u6539 -->\n\t\t\t\t\t\t<path d=\"M780.326392 552.484859H241.880077a39.95891 39.95891 0 0 1 0-79.91782h538.446315a39.95891 39.95891 0 0 1 0 79.91782z\" fill=\"#1fc2db\" p-id=\"2001\"><\/path>\n\t\t\t\t\t\t\t<!-- \u4fee\u6539\u56fe\u6807\u989c\u8272\u8bf7\u5728fill\u4e2d\u6539 -->\n\t\t\t\t\t<\/svg>\n\t\t\t\t<\/button>\n\t\t\t<\/div>\n\t\t\t<div class=\"module-content\">\n\t\t\t\t<div class=\"d1\">\n\t\t\t\t\t<!-- \u8fd9\u662f\u6587\u5b57\u7b80\u4ecb -->\n\t\t\t\t\t<span>O TOSUNlux possui apenas fontes de alta qualidade, incluindo estudos revisados por pares, para apoiar os fatos contidos em nossos artigos. 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<div class=\"d2\">\n\t\t\t\t\t<!-- \u5f15\u7528\u4f4d\u7f6e -->\n\t\t\t\t\t<span>1.\n\t\t\t\t\t<a class=\"aaa a2\" target=\"_blank\" href=\"https:\/\/www.wikihow.com\/Wire-a-Relay\" rel=\"noopener\">Como conectar um rel\u00e9: 5 etapas f\u00e1ceis (wikihow.com)<\/a>\n\t\t\t\t\t<\/span><br>\n\t\t\t\t\t<span> 2.\n\t\t\t\t\t<a class=\"aaa a2\" target=\"_blank\" href=\"https:\/\/www.electricaltechnology.org\/2023\/08\/11-pin-relay-interlocking-holding-circuit.html\" rel=\"noopener\">Como conectar o rel\u00e9 de 11 pinos para circuito de intertravamento e reten\u00e7\u00e3o? (electricaltechnology.org)<\/a>\n\t\t\t\t<span> 3.\n\t\t\t\t\t<a class=\"aaa a2\" target=\"_blank\" href=\"https:\/\/www.swe-check.com.au\/editorials\/understanding_relays.php\" rel=\"noopener\">No\u00e7\u00f5es b\u00e1sicas sobre rel\u00e9s e diagramas de fia\u00e7\u00e3o | Swe-Check<\/a>\n\t\t\t\t\t<\/span>\n\n\t\t\t\t<\/span><\/div>\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>Control relays provide a simple yet invaluable way to switch electrical loads in automation systems. But properly wiring them requires adhering to terminal layout standards and sound connection practices. Understanding basic relay pinouts and terminations ensures reliable performance. Standard 4 and 5-pin terminal configurations Connect trigger circuit to coil terminals Output load wires attach to NO\/NC contacts Employ good wiring practices at terminals While relays ease system designs, miswired connections can lead to all kinds of functional issues or even equipment damage. By following proper wiring procedures, electricians can avoid common mistakes. Common Relay Terminal Configurations The most widespread relay terminal structure features a 5-pin inline layout. Two pins connect to the triggering coil, while the other three connect to individual switch contacts &#8211; normally open (NO), normally closed (NC), and common. Inside, the coil actuates the contact armature when energized. 4-pin relays simply omit the normally closed terminal, while the NO and common pins remain. This compact format works for simpler on\/off load control instead of maintaining separate offline circuits. But the operating principle stays identical. Step-by-Step Wiring Instructions Here\u2019s a brief step-by-step guide on how to wire a control relay: Determine Relay Type and Contacts First, confirm whether you need a single-pole, single-throw (SPST) or single-pole, double-throw (SPDT) relay. This determines available contact terminals. Also, decide if the load should stay normally open or normally closed when the relay coil is de-energized per your control scheme. This ensures proper operation when triggered. Choose Wire Gauge for Amperage Consult automotive amp charts to specify [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":11714,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[49],"tags":[],"class_list":["post-10038","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How To Wire a Control Relay? Essential Tips for Reliable Performance<\/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\/control-relay-wiring-steps\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How To Wire a Control Relay? 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