Adjustable Pressure Relief Exhaust PVRV Valves

Adjustable Pressure Relief Exhaust PVRV Valves are safety devices used in various industries to protect equipment from overpressure. These valves are designed to automatically relieve pressure in a system that exceeds a predetermined limit, preventing catastrophic failure or damage. 

The valves work by opening to allow excess pressure to escape, usually in the form of gas or steam, when the pressure within a system exceeds a set limit. The adjustable feature of the valve allows the operator to set the pressure at which the valve will open, providing flexibility and control over the system's safety. These valves also have a flap or disc that closes automatically when the pressure inside the system returns to normal levels, ensuring that the system remains sealed.

 are an essential safety device in industrial processes. Their adjustable feature allows for precise control over the system's safety, and their ability to automatically relieve excess pressure prevents catastrophic failures, ensuring the protection of equipment, employees, and the environment. These valves play a significant role in maintaining safe and efficient industrial operations.

regulation. The valve is made of stainless steel and hygienic. A variety of industrial fields such

as food processing, beer, beverages and pharmaceuticals.

Advantages

Strong and Exquisite Surface

Used in Brewery as Most Popular Occasion

Precise and Accuracy Automatic Release

Can Select Sealing Material: Silicone, EPDM, Viton and NBR

Can Customize 0.75”, 1”, 1.25”, 1.5” and 2” Internal Diameter

Can Customize Max 0.25MPa Threshold Release Pressure

Technical parameters: Interface: clamp pressure: 0.1-0.25mpa Temperature: -30C. +150c. Working medium: gas

The valve setting pressure can be adjusted by stainless steel adjusting bolts, which are also the guiding devices for the pressure reducing valve disc. The pressure reducing disc guides the vacuum disk and the spring in sequence. The vacuum release set pressure is preset at the factory and is not adjustable. The lid is sealed with a seal to prevent tampering. The standard Viton O-ring seat on the two discs provides a tight closure. All valve materials are corrosion resistant and all exposed surface finishes are controlled to enhance the hygienic performance of the valve.

A breathing valve is a valve that ensures that the tank space is isolated from the atmosphere within a certain pressure range and that it can communicate with the atmosphere at or below this pressure range. Its function is to prevent the tank from being damaged by overpressure or vacuum, and at the same time reduce the evaporation loss of the liquid. It is mainly composed of a valve seat, a valve cover, a protective cover and two sets of opening and closing devices controlled by vacuum and pressure.

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