{"id":48534,"date":"2025-10-29T11:25:08","date_gmt":"2025-10-29T16:25:08","guid":{"rendered":"https:\/\/www.imfapart.com\/?post_type=product&#038;p=48534"},"modified":"2026-03-20T13:59:53","modified_gmt":"2026-03-20T18:59:53","slug":"valvula-de-cierre-de-aire","status":"publish","type":"product","link":"https:\/\/www.imfapart.com\/es_es\/productos\/valvulas\/valvula-de-cierre-de-aire\/","title":{"rendered":"Air Shutoff Valve"},"content":{"rendered":"<h4 data-section-id=\"eyofiv\" data-start=\"0\" data-end=\"28\">Air Intake Valve Models<\/h4>\n<h4 data-section-id=\"1g5jf59\" data-start=\"30\" data-end=\"66\">Series A \u2013 Pneumatic Actuation<\/h4>\n<p data-start=\"68\" data-end=\"99\"><strong data-start=\"68\" data-end=\"97\">AAC (Air Actuated Closed)<\/strong><\/p>\n<ul>\n<li data-start=\"102\" data-end=\"124\">Opens via air signal<\/li>\n<li data-start=\"127\" data-end=\"157\">Closes by pneumatic pressure<\/li>\n<li data-start=\"160\" data-end=\"177\">Automatic reset<\/li>\n<li data-start=\"180\" data-end=\"233\">Applications where fail-safe system is not required<\/li>\n<\/ul>\n<p data-start=\"235\" data-end=\"276\"><strong data-start=\"235\" data-end=\"274\">AAO (Air Actuated Open \u2013 Fail Safe)<\/strong><\/p>\n<ul>\n<li data-start=\"279\" data-end=\"302\">Opens by air pressure<\/li>\n<li data-start=\"305\" data-end=\"350\">Automatic spring return closure (fail-safe)<\/li>\n<li data-start=\"353\" data-end=\"396\">Increased safety in case of pressure loss<\/li>\n<li data-start=\"399\" data-end=\"432\">Ideal for critical applications<\/li>\n<\/ul>\n<hr data-start=\"434\" data-end=\"437\" \/>\n<h4 data-section-id=\"1tsfimp\" data-start=\"439\" data-end=\"474\">Series B \u2013 Electric Actuation<\/h4>\n<p data-start=\"476\" data-end=\"485\"><strong data-start=\"476\" data-end=\"483\">BAE<\/strong><\/p>\n<ul>\n<li data-start=\"488\" data-end=\"522\">Closes via solenoid (12 or 24 V)<\/li>\n<li data-start=\"488\" data-end=\"522\">Automatic reset<\/li>\n<li data-start=\"488\" data-end=\"522\">Activated by electrical signal or emergency stop button<\/li>\n<\/ul>\n<p data-start=\"604\" data-end=\"624\"><strong data-start=\"604\" data-end=\"622\">BE (Fail-Safe)<\/strong><\/p>\n<ul>\n<li data-start=\"627\" data-end=\"668\">Opens with continuous electrical signal<\/li>\n<li data-start=\"627\" data-end=\"668\">Closes automatically upon signal loss<\/li>\n<li data-start=\"627\" data-end=\"668\">Full protection in case of electrical failure<\/li>\n<\/ul>\n<p data-start=\"762\" data-end=\"771\"><strong data-start=\"762\" data-end=\"769\">BME<\/strong><\/p>\n<ul>\n<li data-start=\"774\" data-end=\"795\">Closes via solenoid<\/li>\n<li data-start=\"774\" data-end=\"795\">Manual reset<\/li>\n<li data-start=\"774\" data-end=\"795\">Greater operational control after shutdown<\/li>\n<\/ul>\n<hr data-start=\"861\" data-end=\"864\" \/>\n<h4 data-section-id=\"pqqaqh\" data-start=\"866\" data-end=\"902\">Series C \u2013 Automatic Overspeed<\/h4>\n<p data-start=\"904\" data-end=\"918\"><strong data-start=\"904\" data-end=\"916\">Series C<\/strong><\/p>\n<ul>\n<li data-start=\"921\" data-end=\"959\">Automatically activated by overspeed<\/li>\n<li data-start=\"921\" data-end=\"959\">No external signal required<\/li>\n<li data-start=\"921\" data-end=\"959\">Protection in environments with flammable gases<\/li>\n<\/ul>\n<p data-start=\"1045\" data-end=\"1060\"><strong data-start=\"1045\" data-end=\"1058\">Series CM<\/strong><\/p>\n<ul>\n<li data-start=\"1063\" data-end=\"1099\">Automatic shutdown + manual option<\/li>\n<li data-start=\"1063\" data-end=\"1099\">Enhanced operational safety<\/li>\n<\/ul>\n<p data-start=\"1133\" data-end=\"1154\"><strong data-start=\"1133\" data-end=\"1152\">Series CF \/ CFM<\/strong><\/p>\n<ul>\n<li data-start=\"1157\" data-end=\"1188\">Include integrated air filter<\/li>\n<li data-start=\"1157\" data-end=\"1188\">Manual shutdown option (CFM)<\/li>\n<li data-start=\"1157\" data-end=\"1188\">Ideal for small engines<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<div class=\"flex flex-col text-sm pb-25\">\n<section class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [&amp;:has([data-writing-block])&gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:2cda9a6a-4ded-4ea4-b876-f980e4dbd887-8\" data-testid=\"conversation-turn-18\" data-scroll-anchor=\"true\" data-turn=\"assistant\">\n<div class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\">\n<div class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\">\n<div class=\"flex max-w-full flex-col gap-4 grow\">\n<div data-message-author-role=\"assistant\" data-message-id=\"00c421cd-df97-419b-b829-f28083dcbc37\" dir=\"auto\" data-message-model-slug=\"gpt-5-3\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+&amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden\">\n<div class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\">\n<p data-start=\"0\" data-end=\"299\">The Air Shut Off Valve is used in the air intake connection of a diesel engine, located between the intake air filter and the turbocharger inlet (or the intake manifold if the engine is not turbocharged), as an emergency device to stop the airflow to the combustion chamber and shut down the engine.<\/p>\n<p data-start=\"301\" data-end=\"587\" data-is-last-node=\"\" data-is-only-node=\"\">An emergency condition may be determined by the equipment operator, or the engine may shut down automatically if combustible gases present in the environment are drawn into the engine intake, which can cause the engine speed to become uncontrollable by the engine\u2019s fuel control system.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"z-0 flex min-h-[46px] justify-start\"><\/div>\n<div class=\"mt-3 w-full empty:hidden\">\n<div class=\"text-center\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n<div aria-hidden=\"true\" data-edge=\"true\" class=\"pointer-events-none h-px w-px absolute bottom-0\"><\/div>","protected":false},"featured_media":50454,"template":"","meta":{"_joinchat":[]},"product_brand":[],"product_cat":[94],"product_tag":[],"class_list":{"0":"post-48534","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-valvulas","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Air Shutoff Valve - IMFAPART | Industrial filtration and lubrication<\/title>\n<meta name=\"description\" content=\"FPE air shut-off valves are integrated into the air intake manifold of industrial diesel engines where there may be a\u2026\" \/>\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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