{"id":76,"count":7,"description":"<strong>\u00c0 prova de explos\u00e3o<\/strong>, in the context of an industrial brake, does not mean the brake can survive an external explosion. Rather, it means the brake is specifically designed, constructed, and certified to <strong>prevent an explosion<\/strong> from occurring in the first place. Its purpose is to ensure that any potential ignition source <em>within the brake<\/em> cannot ignite a surrounding flammable or explosive atmosphere.    This is achieved through a combination of three core design principles:  <ol>   \t<li><strong>Conten\u00e7\u00e3o:<\/strong>\u00a0The brake's electrical components (such as the electromagnetic coil and wiring terminals) are housed within a highly robust, sealed enclosure. This enclosure is engineered to withstand the pressure of an internal ignition (e.g., from a coil fault or electrical spark) and contain it completely.<\/li>   \t<li><strong>Controlo do Caminho da Chama:<\/strong>\u00a0The joints and seals of the enclosure are designed with very long, tight \"flame paths.\" If an internal ignition were to occur, these paths force any escaping hot gases through a long, narrow channel, cooling them down so significantly that by the time they exit the enclosure, their temperature is below the autoignition point of the surrounding hazardous atmosphere.<\/li>   \t<li><strong>Mitiga\u00e7\u00e3o de Fa\u00edscas e Calor:<\/strong>\u00a0O design vai al\u00e9m do simples inv\u00f3lucro el\u00e9trico. Envolve uma sele\u00e7\u00e3o cuidadosa de materiais para componentes mec\u00e2nicos (por exemplo, usando materiais que n\u00e3o produzem fa\u00edscas, como bronze) para evitar fa\u00edscas por fric\u00e7\u00e3o. Al\u00e9m disso, o trav\u00e3o recebe um C\u00f3digo de Temperatura (classifica\u00e7\u00e3o T) que garante que a sua temperatura m\u00e1xima de superf\u00edcie durante a opera\u00e7\u00e3o nunca exceder\u00e1 a temperatura de autoigni\u00e7\u00e3o dos gases ou poeiras espec\u00edficos no ambiente perigoso.<\/li>  <\/ol>  Portanto, um trav\u00e3o \u00e0 prova de explos\u00e3o \u00e9 um sistema completo e certificado. Deve ser aprovado por uma autoridade reconhecida (como UL, ATEX ou IECEx) para uso em locais perigosos espec\u00edficos e classificados (por exemplo, ambientes Classe I, Divis\u00e3o 1 contendo gases inflam\u00e1veis, ou Classe II para poeiras combust\u00edveis). Estes trav\u00f5es s\u00e3o absolutamente essenciais em ind\u00fastrias como petr\u00f3leo e g\u00e1s, minera\u00e7\u00e3o, processamento qu\u00edmico e manuseamento de cereais, onde a seguran\u00e7a operativa numa atmosfera vol\u00e1til \u00e9 a principal preocupa\u00e7\u00e3o.","link":"https:\/\/www.takebrakes.com\/pt\/tag\/explosion-proof\/","name":"\u00c0 prova de explos\u00e3o","slug":"explosion-proof","taxonomy":"post_tag","meta":[],"_links":{"self":[{"href":"https:\/\/www.takebrakes.com\/pt\/wp-json\/wp\/v2\/tags\/76","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.takebrakes.com\/pt\/wp-json\/wp\/v2\/tags"}],"about":[{"href":"https:\/\/www.takebrakes.com\/pt\/wp-json\/wp\/v2\/taxonomies\/post_tag"}],"wp:post_type":[{"href":"https:\/\/www.takebrakes.com\/pt\/wp-json\/wp\/v2\/posts?tags=76"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}