{"id":17368,"date":"2022-06-27T13:56:15","date_gmt":"2022-06-27T13:56:15","guid":{"rendered":"https:\/\/zecovalve.com\/?post_type=product&#038;p=17368"},"modified":"2023-06-26T05:32:34","modified_gmt":"2023-06-26T05:32:34","slug":"pressure-relief-valve","status":"publish","type":"product","link":"https:\/\/zecovalve.com\/pt\/produto\/pressure-relief-valve","title":{"rendered":"V\u00e1lvula de al\u00edvio de press\u00e3o"},"content":{"rendered":"<div class=\"sep-pages-boxs bgs clearfix\">\n<div class=\"sep-container clearfix\">\n<h1 class=\"titles sizes1 cens gtj-ff-bold\">V\u00e1lvula de al\u00edvio de press\u00e3o<\/h1>\n<div class=\"bq-sep-pro-detail-thumbs ons clearfix\">\n<div class=\"thumbs\">\n<div class=\"imgs ons\">\n<div class=\"swiper-container swiper-container-initialized swiper-container-horizontal\">\n<div class=\"swiper-wrapper\">\n<div class=\"swiper-slide swiper-slide-active\">\n<figure id=\"attachment_17015\" aria-describedby=\"caption-attachment-17015\" style=\"width: 290px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-17015\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/pressure-relief-valve-1-300x273.jpg\" alt=\"V\u00e1lvula de al\u00edvio de press\u00e3o\" width=\"300\" height=\"273\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/pressure-relief-valve-1-300x273.jpg 300w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/pressure-relief-valve-1.jpg 330w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-17015\" class=\"wp-caption-text\">V\u00e1lvula de al\u00edvio de press\u00e3o<\/figcaption><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"lr-lists-boxs\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"sep-pages-boxs clearfix\">\n<div class=\"sep-container clearfix\">\n<div id=\"zf-nexts\" class=\"flex clearfix\">\n<div class=\"bq-zf-lefts\">\n<div class=\"richtext\">\n<h2>Festividades da V\u00e1lvula de Al\u00edvio de Press\u00e3o<\/h2>\n<div class=\"text-center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-17053\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/surge-anticipating-valve-features-300x225.png\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/surge-anticipating-valve-features-300x225.png 300w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/surge-anticipating-valve-features.png 600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/div>\n<ul class=\"list-paddingleft-2\">\n<li>Controle preciso de press\u00e3o<\/li>\n<li>Abertura r\u00e1pida para manter a press\u00e3o da linha<\/li>\n<li>Fechamento lento para evitar surtos<\/li>\n<li>Opera\u00e7\u00e3o Completamente Autom\u00e1tica<\/li>\n<\/ul>\n<\/div>\n<div class=\"richtext\">\n<h2>Princ\u00edpio de funcionamento da v\u00e1lvula de al\u00edvio de press\u00e3o<\/h2>\n<div class=\"text-center\">\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-17370\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/pressure-reliefsustaining-valve-3-300x225.png\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/pressure-reliefsustaining-valve-3-300x225.png 300w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/pressure-reliefsustaining-valve-3.png 600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/div>\n<p>A \u00e1gua sob press\u00e3o de entrada entra na cavidade inferior do diafragma da v\u00e1lvula piloto a partir da v\u00e1lvula guia quando a press\u00e3o na tubula\u00e7\u00e3o excede a press\u00e3o definida da v\u00e1lvula guia para fazer sua press\u00e3o aumentar para abrir a v\u00e1lvula guia, a sala de controle da v\u00e1lvula principal drena para fora sob o efeito da press\u00e3o de entrada da \u00e1gua para abrir a v\u00e1lvula principal, ela come\u00e7a a descarregar a press\u00e3o. Quando a press\u00e3o na tubula\u00e7\u00e3o cai para a press\u00e3o definida, a press\u00e3o na cavidade inferior do diafragma da v\u00e1lvula guia diminui, fazendo com que a v\u00e1lvula guia seja fechada. Isto resulta no aumento da press\u00e3o da \u00e1gua do tubo guia para a v\u00e1lvula piloto e depois para a sala de controle da v\u00e1lvula principal. A placa da v\u00e1lvula principal fecha e come\u00e7a a manter a press\u00e3o.<\/p>\n<\/div>\n<div class=\"richtext\">\n<h2>Instala\u00e7\u00e3o e comissionamento da v\u00e1lvula de al\u00edvio de press\u00e3o<\/h2>\n<div class=\"text-center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-17369\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/pressure-reliefsustaining-valve-2-300x225.png\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/pressure-reliefsustaining-valve-2-300x225.png 300w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/pressure-reliefsustaining-valve-2.png 600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/div>\n<p>A v\u00e1lvula de al\u00edvio de press\u00e3o (sustenta\u00e7\u00e3o) suporta instala\u00e7\u00e3o horizontal e vertical, mas deve prestar aten\u00e7\u00e3o \u00e0 dire\u00e7\u00e3o de entrada e sa\u00edda da \u00e1gua do corpo da v\u00e1lvula durante a instala\u00e7\u00e3o. Em geral, um sistema de abastecimento de \u00e1gua contra inc\u00eandio s\u00f3 pode instalar uma v\u00e1lvula de al\u00edvio de press\u00e3o. Dentro da faixa de press\u00e3o operacional da mola especificada na placa de identifica\u00e7\u00e3o, a press\u00e3o de abertura pode ser ajustada girando o parafuso de ajuste para alterar a quantidade de compress\u00e3o da mola. Para uso espec\u00edfico, consulte o ZECO Valve Group.<\/p>\n<\/div>\n<div class=\"richtext\">\n<h2>Material e padr\u00e3o da v\u00e1lvula de al\u00edvio de press\u00e3o<\/h2>\n<p>Faixa de tamanho: 2\u2033~24\u2033<br \/>\nClassifica\u00e7\u00e3o de press\u00e3o: 10bar ~ 25bar<br \/>\nDimens\u00f5es face a face: AMSE B16.10, EN558-1<br \/>\nDimens\u00e3o da extremidade da flange: AMSE B16.1\/16.42, AS4087, EN1092-2<br \/>\nRevestimento: Revestimento ep\u00f3xi ligado por fus\u00e3o<br \/>\nInspe\u00e7\u00e3o e teste: ISO 5208 \/ EN 12226-2<\/p>\n<p>&nbsp;<\/p>\n<div class=\"over-tabs\">\n<table width=\"1389\">\n<tbody>\n<tr class=\"firstRow\">\n<td>Parte<\/td>\n<td>Material<\/td>\n<td>Padr\u00e3o<\/td>\n<\/tr>\n<tr>\n<td>Corpo<\/td>\n<td>Ferro fundido d\u00factil<\/td>\n<td>EN 1563\/DIN 1693<\/td>\n<\/tr>\n<tr>\n<td>Bon\u00e9<\/td>\n<td>Ferro fundido d\u00factil<\/td>\n<td>EN 1563\/DIN 1693<\/td>\n<\/tr>\n<tr>\n<td>Aparar<\/td>\n<td>A\u00e7o inoxid\u00e1vel 431<\/td>\n<td>EN10088-1\/ASTM A959<\/td>\n<\/tr>\n<tr>\n<td>Assento<\/td>\n<td>A\u00e7o inoxid\u00e1vel 431<\/td>\n<td>EN10088-1\/ASTM A959<\/td>\n<\/tr>\n<tr>\n<td>Diafragma<\/td>\n<td>EPDM \/ NBR<\/td>\n<td>ISO 4633<\/td>\n<\/tr>\n<tr>\n<td>V\u00e1lvula piloto<\/td>\n<td>A\u00e7o inoxid\u00e1vel 431<\/td>\n<td>EN10088-1\/ASTM A959<\/td>\n<\/tr>\n<tr>\n<td colspan=\"3\">Para as op\u00e7\u00f5es de materiais n\u00e3o listadas, consultar a f\u00e1brica.<\/p>\n<p>A ZECO fabrica v\u00e1lvulas em mais de 50 ligas diferentes.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>V\u00e1lvula de al\u00edvio de press\u00e3o Festuras da v\u00e1lvula de al\u00edvio de press\u00e3o Controle preciso de press\u00e3o Abertura r\u00e1pida para manter a press\u00e3o da linha Fechamento lento para evitar surtos ... <a title=\"V\u00e1lvula de al\u00edvio de press\u00e3o\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/pt\/produto\/pressure-relief-valve\" aria-label=\"Mais em V\u00e1lvula de al\u00edvio de press\u00e3o\">Ler mais<\/a><\/p>","protected":false},"featured_media":27948,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_generate-full-width-content":"","kt_blocks_editor_width":""},"product_cat":[2597,2526],"product_tag":[2662,2805],"class_list":["post-17368","product","type-product","status-publish","has-post-thumbnail","hentry","product_cat-pressure-control-valve","product_cat-water-control-valve","product_tag-pressure-control-valve","product_tag-pump-valve","sales-flash-overlay","woocommerce-text-align-center","woocommerce-image-align-center","do-quantity-buttons"],"featured_image_src_large":["https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/Pressure-Relief-Valve-2.jpg",800,600,false],"author_info":[],"comment_info":0,"taxonomy_info":{"product_cat":[{"value":2597,"label":"Pressure Control Valve"},{"value":2526,"label":"Water Control Valve"}],"product_tag":[{"value":2662,"label":"Pressure Control Valve"},{"value":2805,"label":"Pump Valve"}]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Pressure Relief Valve - ZECO Valve<\/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:\/\/zecovalve.com\/pt\/produto\/pressure-relief-valve\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pressure Relief Valve - ZECO Valve\" \/>\n<meta property=\"og:description\" content=\"Pressure Relief Valve Festures of Pressure Relief Valve Accurate Pressure Control Fast Opening to Maintain Line Pressure Slow Closing to Prevents Surges ... 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