{"id":9606,"date":"2024-04-16T09:46:55","date_gmt":"2024-04-16T09:46:55","guid":{"rendered":"https:\/\/blog.infraspeak.com\/?p=9606"},"modified":"2026-04-02T18:38:55","modified_gmt":"2026-04-02T18:38:55","slug":"procedimentos-loto-lockout-tagout","status":"publish","type":"post","link":"https:\/\/blog.infraspeak.com\/pt-pt\/procedimentos-loto-lockout-tagout\/","title":{"rendered":"Como utilizar o lockout-tagout (LOTO) para aumentar a seguran\u00e7a"},"content":{"rendered":"<div id=\"bsf_rt_marker\"><\/div><p>Quando se trata de seguran\u00e7a, nunca h\u00e1 cuidados a mais. Os trabalhadores de manuten\u00e7\u00e3o est\u00e3o expostos a v\u00e1rios perigos e, infelizmente, os acidentes durante repara\u00e7\u00f5es n\u00e3o s\u00e3o raros. Os procedimentos LOTO (do ingl\u00eas <em>lockout-tagout<\/em> \u2014 em portugu\u00eas bloqueio-etiquetagem) s\u00e3o uma das formas mais referidas para evitar estes acidentes.<\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Dos <a href=\"https:\/\/www.hse.gov.uk\/statistics\/fatals.htm\">111 acidentes com vitimas mortais<\/a> no Reino Unido em 2019\/2020, 29 foram devido a quedas, 20 devido a ve\u00edculos em movimento, 18 foram atingidos por um objeto, e 11 foram causados por m\u00e1quinas em movimento. (N\u00e3o encontramos estat\u00edsticas deste g\u00e9nero para Portugal.)<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Os trabalhadores de manuten\u00e7\u00e3o est\u00e3o expostos a <a href=\"https:\/\/osha.europa.eu\/en\/publications\/maintenance-and-occupational-safety-and-health-statistical-picture\">perigos f\u00edsicos<\/a>, como n\u00edveis perigosos de ru\u00eddo, vibra\u00e7\u00f5es excessivas, radia\u00e7\u00e3o, riscos qu\u00edmicos e biol\u00f3gicos, e trabalhos f\u00edsicos exigentes.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">No Reino Unido, os <a href=\"https:\/\/www.hse.gov.uk\/safemaintenance\/hazards.htm\">acidentes relacionados com a manuten\u00e7\u00e3o<\/a> s\u00e3o respons\u00e1veis por 25-30% de todos os acidentes mortais na ind\u00fastria de produ\u00e7\u00e3o. A produ\u00e7\u00e3o e constru\u00e7\u00e3o s\u00e3o obviamente atividades de alto-risco, mas n\u00e3o s\u00e3o as \u00fanicas.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Os acidentes de manuten\u00e7\u00e3o normalmente ocorrem em setores que n\u00e3o s\u00e3o considerados de risco, como a hotelaria. Num estudo de 2006, 29% dos acidentes de manuten\u00e7\u00e3o na \u00c1ustria ocorreram em <a href=\"https:\/\/osha.europa.eu\/en\/publications\/maintenance-and-occupational-safety-and-health-statistical-picture\">hot\u00e9is e restaurantes<\/a>.<\/span><\/li>\n<\/ul>\n<h4><b>Os n\u00fameros n\u00e3o mentem, e a sua experi\u00eancia profissional tamb\u00e9m n\u00e3o. Mas como podem os gestores de manuten\u00e7\u00e3o\u00a0 tornar os locais de trabalho mais seguros?<\/b><\/h4>\n<p>A implementa\u00e7\u00e3o de sistemas de seguran\u00e7a n\u00e3o \u00e9 suficiente, uma vez que s\u00e3o relativamente f\u00e1ceis de ser ignorados. Para evitar isto, as normas americanas OSHA recomendam procedimentos LOTO.<\/p>\n<p>A gest\u00e3o eficaz da seguran\u00e7a industrial requer ferramentas adequadas, como um <a href=\"https:\/\/infraspeak.com\/pt-pt\/solucoes\/software-facility-management\">software gest\u00e3o de facilities<\/a>, para garantir o cumprimento rigoroso de todos os procedimentos de seguran\u00e7a e facilitar a implementa\u00e7\u00e3o das normas OSHA.<\/p>\n<p><strong>LOTO significa &#8220;<em>Lockout &#8211; Tagout<\/em>&#8221; e, dito de uma forma simples, assegura que as m\u00e1quinas s\u00e3o devidamente desligadas durante as atividades de manuten\u00e7\u00e3o ou mudan\u00e7as de turno. <\/strong><\/p>\n<h3><strong>Os procedimentos LOTO t\u00eam v\u00e1rios benef\u00edcios:<\/strong><\/h3>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">estabelecem procedimentos para desligar os equipamentos;<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">promovem procedimentos de coloca\u00e7\u00e3o em funcionamento mais seguros;\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">previnem a descarga de energia;<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">evitam multas por incumprimento e processos judiciais;<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">proporcionam maior seguran\u00e7a e produtividade, evitando les\u00f5es como amputa\u00e7\u00f5es, eletrocuss\u00e3o, ou ser atingido por pe\u00e7as em movimento.<\/span><\/li>\n<\/ul>\n<h2><b>Procedimentos LOTO em 6 passos<\/b><\/h2>\n<ol>\n<li>\n<h3><b>Prepare para o desligar<\/b><\/h3>\n<\/li>\n<\/ol>\n<p>Quando a manuten\u00e7\u00e3o requer que se desliguem m\u00e1quinas, tal deve ser registado na ordem de trabalho atrav\u00e9s de um <a href=\"https:\/\/infraspeak.com\/pt-pt\/plataforma\/software-gestao-de-ativos\">software gest\u00e3o de ativos<\/a>. O membro respons\u00e1vel da equipa deve rever previamente os riscos e os procedimentos LOTO. Tenha em conta que os procedimentos devem ser adaptados a cada m\u00e1quina.<\/p>\n<p><b>Nota: <\/b><span style=\"font-weight: 400;\">Normalmente recomenda-se fazer uma lista de funcion\u00e1rios autorizados e trein\u00e1-los extensivamente nos procedimentos LOTO. O resto do pessoal deve ser informado, mas n\u00e3o necessita de forma\u00e7\u00e3o t\u00e3o exaustiva. No entanto, quando se trata de equipas de manuten\u00e7\u00e3o, este procedimento \u00e9 feito \u00e0 sua discri\u00e7\u00e3o. De acordo com os riscos identificados, pode at\u00e9 treinar toda a gente.<\/span><\/p>\n<p>Para al\u00e9m da forma\u00e7\u00e3o adequada, as equipas de manuten\u00e7\u00e3o podem beneficiar de um <a href=\"https:\/\/infraspeak.com\/pt-pt\/solucoes\/field-service-management-software\">software field service management<\/a> para coordenar eficazmente os procedimentos de seguran\u00e7a no terreno e garantir que todos os t\u00e9cnicos seguem os protocolos estabelecidos.<\/p>\n<ol start=\"2\">\n<li>\n<h3><b>Desligar<\/b><\/h3>\n<\/li>\n<\/ol>\n<p>O t\u00e9cnico respons\u00e1vel deve desligar a m\u00e1quina de acordo com os requisitos do fabricante ou com as normas da empresa. As instru\u00e7\u00f5es devem ser t\u00e3o espec\u00edficas e minuciosas quanto poss\u00edvel, referindo todas as potenciais fontes de energia. Nunca se deve assumir qualquer conhecimento pr\u00e9vio, e cada passo deve ser explicado como se o operador nunca o tivesse feito antes. As paragens de emerg\u00eancia s\u00e3o frequentemente guiadas por <a href=\"https:\/\/blog.infraspeak.com\/pt-pt\/procedimento-operacional-padrao\/\">POPs<\/a>, que podem ser geridos atrav\u00e9s de um <a href=\"https:\/\/infraspeak.com\/pt-pt\/solucoes\/software-cmms\">software CMMS<\/a>.<\/p>\n<ol start=\"3\">\n<li>\n<h3><strong>Isolar o equipamento<\/strong><\/h3>\n<\/li>\n<\/ol>\n<p>N\u00e3o est\u00e1 desligado completamente se todas as fontes de energia n\u00e3o estiverem isoladas ou desligadas. Primeiro, desligar todas as fontes de energia prim\u00e1ria, tais como electricidade, \u00e1gua, g\u00e1s, vapor ou ar comprimido. Depois, evitar que a energia secund\u00e1ria &#8211; calor retido, fumos, derrames, e energia cin\u00e9tica (em partes m\u00f3veis) &#8211; seja libertada. O equipamento deve estar completamente isolado e sem movimento.<\/p>\n<ol start=\"4\">\n<li>\n<h3><b>Colocar cadeados e etiquetas<\/b><\/h3>\n<\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">Os cadeados e etiquetas devem ser colocados em v\u00e1lvulas, disjuntores, interruptores el\u00e9ctricos, e\u00a0<\/span>potenciais\u00a0fontes\u00a0de fugas. <strong>Os cadeados devem ser codificados e as etiquetas devem ser fixadas de forma segura e vis\u00edvel.<\/strong> Algumas empresas adotam sistemas visuais nas suas etiquetas, com diferentes avisos de perigo, ordens de &#8220;n\u00e3o utilizar&#8221;, e at\u00e9 codifica\u00e7\u00e3o por cores. Ningu\u00e9m deve tentar operar a m\u00e1quina at\u00e9 que a etiqueta seja removida.<\/p>\n<p><span style=\"font-weight: 400;\">\ud83d\udca1 Dica de profissional: fa\u00e7a uma checklist de todas as fichas e interruptores que precisam de ser bloqueados. Ser\u00e1 mais f\u00e1cil encomendar cadeados e escolher dispositivos adequados para pe\u00e7as el\u00e9ctricas e mec\u00e2nicas atrav\u00e9s de um <a href=\"https:\/\/infraspeak.com\/pt-pt\/solucoes\/software-gestao-stocks\">software gest\u00e3o de stocks<\/a>. As esta\u00e7\u00f5es de bloqueio s\u00e3o uma boa op\u00e7\u00e3o para as organizar e poupar tempo durante a manuten\u00e7\u00e3o ou repara\u00e7\u00f5es.<\/p>\n<p>A organiza\u00e7\u00e3o e gest\u00e3o de todos estes dispositivos de bloqueio pode ser significativamente melhorada atrav\u00e9s de um <a href=\"https:\/\/infraspeak.com\/pt-pt\/solucoes\/software-cafm\">software CAFM<\/a> que centraliza toda a informa\u00e7\u00e3o de seguran\u00e7a, incluindo checklists, localiza\u00e7\u00e3o de equipamentos e hist\u00f3rico de procedimentos.<\/p>\n<ol start=\"5\">\n<li>\n<h3><b>Bloquear a energia armazenada<\/b><\/h3>\n<\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">Por vezes, <strong>o equipamento ret\u00e9m energia armazenada que pode ser dif\u00edcil de identificar e conter.<\/strong> Os procedimentos LOTO devem chamar a aten\u00e7\u00e3o para estes potenciais problemas, incluindo pe\u00e7as m\u00f3veis, molas sob tens\u00e3o, vapores ou \u00e1gua pressurizados, sa\u00eddas de ar, e assim por diante. Poder\u00e1 ser necess\u00e1rio abrir v\u00e1lvulas de descarga, sangrar pe\u00e7as hidr\u00e1ulicas, instalar trav\u00f5es e adoptar outras medidas preventivas.<\/span><\/p>\n<ol start=\"6\">\n<li>\n<h3><b>Verificar o isolamento do equipamento<\/b><\/h3>\n<\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">Mais do que bloquear-etiquetar, devemos refor\u00e7ar o &#8220;bloquear, etiquetar e testar&#8221;. Depois de verificar a \u00e1rea, bloquear e isolar o equipamento, tente p\u00f4-lo a funcionar. <strong>N\u00e3o deve ser poss\u00edvel ligar o equipamento<\/strong>. Isto garante que os funcion\u00e1rios alheios ao procedimento n\u00e3o podem p\u00f4r o equipamento a funcionar por acidente e magoar-se. Apenas pessoal treinado deve remover os cadeados e colocar novamente o equipamento em funcionamento.<\/span><\/p>\n<h2><b>A vida depois do LOTO<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Depois de ter implementado os procedimentos LOTO, o que fazer a seguir? Recomendamos inspec\u00e7\u00f5es peri\u00f3dicas de controlo de energia para garantir que as orienta\u00e7\u00f5es est\u00e3o actualizadas, especialmente se as m\u00e1quinas forem modificadas. Pode tamb\u00e9m dar forma\u00e7\u00e3o peri\u00f3dica ao staff para se manter atualizado atrav\u00e9s de um <a href=\"https:\/\/infraspeak.com\/pt-pt\/plataforma\/software-gestao-compliance\">software gest\u00e3o de compliance<\/a>. Pode ser inclu\u00edda, por exemplo, na forma\u00e7\u00e3o de atualiza\u00e7\u00e3o sobre seguran\u00e7a e identifica\u00e7\u00e3o de risco.<\/p>\n<p><span style=\"font-weight: 400;\">Pode integrar o software LOTO com a <a href=\"https:\/\/infraspeak.com\/pt-pt\/plataforma\/visao-geral\" target=\"_blank\" rel=\"noopener\">plataforma de gest\u00e3o de manuten\u00e7\u00e3o<\/a> para avalia\u00e7\u00e3o de riscos antes dos t\u00e9cnicos come\u00e7arem com as ordens de trabalho. Fale com um dos nossos especialistas para saber como uma plataforma inteligente de gest\u00e3o de manuten\u00e7\u00e3o pode aumentar a efici\u00eancia e a seguran\u00e7a!<\/span><\/p>\n<div class=\"docos-collapsible-replyview\">\n<div class=\"docos-replyview-static\">\n<div class=\"docos-replyview-body docos-anchoredreplyview-body docos-replyview-body-emoji-reactable\" dir=\"ltr\">\t\t<div data-elementor-type=\"page\" data-elementor-id=\"26580\" class=\"elementor elementor-26580 elementor-24609\" data-elementor-post-type=\"elementor_library\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e214d30 e-flex e-con-boxed e-con e-parent\" data-id=\"e214d30\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-af340db e-flex e-con-boxed e-con e-child\" data-id=\"af340db\" data-element_type=\"container\" 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src=\"https:\/\/blog.infraspeak.com\/wp-content\/uploads\/2023\/11\/demo_client.webp\" class=\"attachment-large size-large wp-image-30011\" alt=\"\" srcset=\"https:\/\/blog.infraspeak.com\/wp-content\/uploads\/2023\/11\/demo_client.webp 1014w, https:\/\/blog.infraspeak.com\/wp-content\/uploads\/2023\/11\/demo_client-300x298.webp 300w, https:\/\/blog.infraspeak.com\/wp-content\/uploads\/2023\/11\/demo_client-150x150.webp 150w, https:\/\/blog.infraspeak.com\/wp-content\/uploads\/2023\/11\/demo_client-768x763.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Os procedimentos LOTO (lockout-tagout, ou bloqueio-etiquetagem em Portugu\u00eas) s\u00e3o uma das formas de aumentar a seguran\u00e7a durante as repara\u00e7\u00f5es. <\/p>\n","protected":false},"author":54,"featured_media":9429,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"content-type":"","footnotes":"","_wp_rev_ctl_limit":""},"categories":[371],"tags":[],"class_list":["post-9606","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-manutencao"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Como utilizar o lockout-tagout (LOTO) para aumentar a seguran\u00e7a &#8226; Infraspeak Blog<\/title>\n<meta name=\"description\" content=\"Os procedimentos LOTO (lockout-tagout, ou bloqueio-etiquetagem em Portugu\u00eas) s\u00e3o uma das formas de aumentar a seguran\u00e7a durante as repara\u00e7\u00f5es.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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