插装式直动溢流阀.pdfVIP

HA 5093 Directly operated pressure relief VPP2-04 1/2003 valves Size 04, 06 pmax up to 320 bar Qmax up to 40 L/min Replaces HA 5093 3/2002 Screw-in cartridge, modular and in-line design Six pressure ranges Pressure adjustment option: - screw with internal hexagon Functional Description Pressure relief valves VPP2-04 were designed for opens and and the flow passes from port P to port T. applications requiring a safely valve or a pressure To optimize the valve performance, six pressure ranges regulating valve working over a wide range of pressures are available. Choosing the closest range is and flow rates. recommended. The design enables the valve to be used The valve basically consists of the valve body (1), poppet as a screw-in cartridge for manifold mounting, or in a with damping spool (2) and compression spring (3). The subplate and/or in-line mounted housing. spring pushes the poppet onto the seat (5) holding the The valve body and the adjustment screw are zinc valve in its normally closed position. When the force, coated. With models M and R the valve bodies are caused by the pressure acting on the exposed surface phosphate coated. area of the poppet, exceeds the spring force, the valve 1 Ordering Code VPP2-04/ - Directly operated pressure relief valve