{"id":435,"date":"2025-08-06T06:11:33","date_gmt":"2025-08-06T06:11:33","guid":{"rendered":"http:\/\/uat-sanpya.innovixdigital.com\/?post_type=products&#038;p=435"},"modified":"2025-11-08T01:09:22","modified_gmt":"2025-11-07T18:39:22","slug":"membrane-pressure-relief-valves-vhs-c","status":"publish","type":"products","link":"http:\/\/uat-sanpya.innovixdigital.com\/khm\/products\/level-pressure-monitoring-silo-safety\/membrane-pressure-relief-valves-vhs-c\/","title":{"rendered":"Membrane Pressure Relief Valves VHS-C"},"content":{"rendered":"<p>The ultimate safety net against abnormal conditions inside bins or silos<\/p>\n<p>As its predecessor, the VHS-type, the VHS-C Pressure Relief Valve is the last safety net when abnormal pressure conditions endanger the silo structure. This is why sudden excess or suction pressure inside the silo has to be dealt with instantly. Even though ideally a VHS-C Pressure Relief Valve should never have to go into action, it must be efficient and reliable if needed.<\/p>\n<p>VHS-C Pressure Relief Valves \u2013 the evolution of the VHS-type \u2013 consist of a cylindrically shaped polymer body with flanged connection spigot to the silo, an exhaust outlet elbow for duct connection, an elastic membrane able to re-establish pressure balance instantaneously, a counterweight kit to keep the valve closed under normal conditions, and a weather protection cover.<\/p>\n<p><strong>Function :<\/strong><\/p>\n<ul>\n<li>The counterweight-loaded VHS-C Pressure Relief Valve has one decisive advantage over WAM\u2019s other pressure relief valve, the VCP.<\/li>\n<li>Due to the moment of inertia of the helical springs on the VCP-type pressure relief valve, pressure balance is re-established quickly but not instantaneously.<\/li>\n<li>The VHS-C, on the other hand, does the job in real time. Through an interplay of pressure on different surface areas on both sides of a membrane fitted inside the valve casing, perfect pressure balance is achieved.<\/li>\n<li>In the event of excess pressure this interaction enables air from inside the silo to flow back into the atmosphere, whereas in case of suction pressure the air penetrates from the atmosphere into the silo.<\/li>\n<\/ul>\n<p><strong>Features :<\/strong><\/p>\n<ul>\n<li>Vertical carbon steel or 304 stainless steel spigot<\/li>\n<li>Casing diameter: 273 mm (10 in)<\/li>\n<li>Exhaust outlet spout for connection to centralised suction system<\/li>\n<li>Mechanical set-up for inductive signaling sensor<\/li>\n<li>Limited number of components<\/li>\n<li>Counterweight system never in contact with dust<\/li>\n<li>Membrane and conveying pipe of special geometry manufactured from innovative materials<\/li>\n<li>SINT engineering polymer casing and weather protection cover<\/li>\n<li>Special properties of membrane and elbow prevent clogging and formation of material crusts<\/li>\n<li>PATENTED<\/li>\n<\/ul>\n<p><strong>Benefits :<\/strong><\/p>\n<ul>\n<li>High safety level for people and environment thanks to conveyed flow and reduced emissions<\/li>\n<li>Lower operating and maintenance costs thanks to self-cleaning elbow and limited number of components<\/li>\n<li>Dust recovery from conveyed emissions possible<\/li>\n<li>Lightweight<\/li>\n<li>Self-cleaning conveying pipe<\/li>\n<li>Better performance than spring-loaded version at a competitive price<\/li>\n<\/ul>\n","protected":false},"featured_media":4179,"parent":431,"menu_order":254,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false},"type_of_products":[],"class_list":["post-435","products","type-products","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Membrane Pressure Relief Valves 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