| VUP: Pressure-relieved through flanged valve, PN 25
How energy efficiency is improved
Thanks to the pressure compensation, savings can be made as early as the actuator, precision and reliability go without saying.
Areas of application
Continuous control of cold, warm and hot water, steam and air in HVAC systems, in closed networks. Water quality as per VDI 2035. Together with actuators AVM 234S, AVF 234S and AVN 224S as regulating unit.
Properties
- Nominal pressure 25 bar
- Complies with standard for regulating units as per DIN 32730
- Control valve, contains no silicone grease, with pressure compensation, galvanised and painted black
- Nominal diameters DN40 to DN150
- Equal percentage characteristic, adjustable with SUT actuators to linear or quadratic
- With the spindle retracted, the valve is closed
- Closing procedure only against pressure
- Temperature range up to 200°C
Technical description
- Valve with flange connection as per EN 1092-2, Form B, raised face
- Ductile cast iron valve body
- Stainless steel valve seat
- Stainless steel spindle
- Stainless steel cone
- Maintenance-free brass stuffing box with spring-loaded Teflon/Viton/Teflon washer
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