{"id":53,"count":1,"description":"In the field of industrial brakes, <strong>Economia de Energia<\/strong> refers to a control technology, primarily for fail-safe electromagnetic brakes, that significantly reduces their electrical power consumption during operation. This is achieved by intelligently managing the voltage supplied to the brake's coil.    The core principle is based on a simple fact of electromagnetism: it requires substantially more magnetic force (and thus, more electrical power) to initially pull the armature across an air gap to <em>libertar<\/em> the brake than it does to simply <em>hold<\/em> the brake in the released position once the air gap is closed.    An energy-saving controller exploits this by implementing a two-stage power application:  <ol>   \t<li><strong>Sobreaquecimento (Fase de Impuls\u00e3o):<\/strong>\u00a0Por um momento breve e precisamente cronometrado (normalmente milissegundos) ap\u00f3s o comando de liberta\u00e7\u00e3o, o controlador fornece uma alta tens\u00e3o (por exemplo, 100% da tens\u00e3o DC nominal) \u00e0 bobina do freio. Isto cria um campo magn\u00e9tico poderoso que supera r\u00e1pida e decisivamente a for\u00e7a da mola para libertar o freio.<\/li>   \t<li><strong>Fase de Manuten\u00e7\u00e3o:<\/strong>\u00a0Immediately after the brake is released, the controller automatically reduces the output to a much lower \"holding voltage\" (often as low as 30-50% of the rated voltage). This reduced power level is more than sufficient to maintain the magnetic field required to hold the brake open against the springs.<\/li>  <\/ol>  Os benef\u00edcios desta abordagem s\u00e3o tr\u00eas e cr\u00edticos para a maquinaria moderna:  <ul>   \t<li><strong>Redu\u00e7\u00e3o Dr\u00e1stica de Energia:<\/strong>\u00a0It can reduce the brake's energy consumption by up to 70% or more while the associated motor is running.<\/li>   \t<li><strong>Redu\u00e7\u00e3o da Gera\u00e7\u00e3o de Calor:<\/strong>\u00a0Less power consumption means the brake coil generates significantly less heat. This extends the life of the coil's insulation, improves the brake's performance consistency (preventing thermal fade), and reduces the thermal load on the adjacent motor.<\/li>   \t<li><strong>Maior Vida \u00datil:<\/strong>\u00a0Um freio que funciona a uma temperatura mais baixa \u00e9 um freio mais fi\u00e1vel e de maior durabilidade.<\/li>  <\/ul>  Therefore, an energy-saving feature is not just about reducing electricity bills; it is a critical engineering advancement that enhances the brake's performance, reliability, and lifespan.","link":"https:\/\/www.takebrakes.com\/pt\/tag\/energy-saving\/","name":"Economia de Energia","slug":"energy-saving","taxonomy":"post_tag","meta":[],"_links":{"self":[{"href":"https:\/\/www.takebrakes.com\/pt\/wp-json\/wp\/v2\/tags\/53","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=53"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}