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VUP Pressure-Relieved 2-Way Flanged Valve - PN 25
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Product Description
How energy efficiency is improved
Efficiency means precise and reliable control
Features
- Continuous control of cold and hot water in closed circuits, and of steam
- In combination with valve actuators AVM 322(S), AVM 234S, AVF 234S and AVN 224S as a control unit
- Water quality as per VDI 2035
- Not suitable for drinking water
- Valve with flange connection as per EN 1092-2, seal form B
- Regulating valve, free of silicone grease, with pressure compensation, galvanised and painted black
- Equal-percentage characteristic, can be set with SUT (SAUTER Universal Technology) valve actuators to linear or quadratic
- The valve is closed when the spindle is moved in
- Valve body made of ductile cast iron
- Valve seat, plug and spindle made of stainless steel
- Closing procedure only against the pressure
- Maintenance-free stuffing box in brass with spring-loaded PTFE-FKM-PTFE washer
Technical Details
| Parameters | |
| Nominal Pressure | PN 25 |
| Connection | Flange as per EN 1092-2, form B |
| Control Ratio | > 100:1 |
| Valve Characteristic | Equal-percentage |
| Leakage Rate at max. Δps | ≤ 0.05% of kvs value |
| Ambient Conditions | |
| Operating Temperature | -20...200 °C |
| Operating Pressure | Up to 120 °C, 25 bar Up to 200 °C, 20 bar |
Overview
| Type | Nominal Diameter | kvs value | Valve Stroke | Weight |
| VUP040F304 | DN 40 | 25 m³/h | 14 mm | 10 kg |
| VUP050F304 | DN 50 | 40 m³/h | 25 mm | 14 kg |
| VUP065F304 | DN 65 | 63 m³/h | 25 mm | 18 kg |
| VUP080F304 | DN 80 | 100 m³/h | 25 mm | 25.5 kg |
| VUP100F304 | DN 100 | 160 m³/h | 40 mm | 36.5 kg |
| VUP125F304 | DN 125 | 250 m³/h | 40 mm | 56.5 kg |
| VUP150F304 | DN 150 | 350 m³/h | 40 mm | 84.5 kg |