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SAUTER SAUTER VUP Pressure-Relieved 2-Way Flanged Valve - PN 25 £2,139.16 (inc VAT) £1,782.63 (ex VAT)
VUD 2-Way Flanged Valve - PN 6
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Product Description
How energy efficiency is improved
Efficient use in continuous control systems
Features
- Continuous control of cold and hot water in closed circuits
- Water quality as per VDI 2035
- In combination with valve actuators AVM 105(S), AVM 115(S), AVM 321(S) and AVF 124 and AVF 125(S) as a control unit
- Not suitable for steam, drinking water or potentially explosive atmospheres
- Valve with flange connection as per EN 1092-2, seal form B
- Regulating valve, free of silicone grease, painted black
- Characteristic can be set with SUT (SAUTER Universal Technology) valve actuator to linear, equalpercentage or quadratic
- The valve is closed when the spindle is moved out
- Closing either against or with the pressure
- Valve body and seat made of grey cast iron
- Stainless-steel spindle
- Plug made of brass with glass-fibre reinforced PTFE sealing ring
- Stuffing box made of brass with wiper ring and double O-ring seal made of EPDM
Technical Details
| Parameters | |
| Nominal Pressure | PN 6 |
| Connection | Flange as per EN 1092-2, form B |
| Valve Characteristic, Control Passage F200 | Linear |
| Valve Characteristic, Control Passage F300 | Equal-percentage |
| Control Ratio of Valve | > 50:1 |
| Stuffing Box | 2 EPDM O-rings |
| Leakage Rate | ≤ 0.05% of kvs value |
| Valve Stroke | 8 mm |
| Ambient Conditions | |
| Operating Temperature | -10...150 °C |
| Operating pressure | Up to 120 °C; 6 bar / At 150 °C; 5.4 bar Between 120 °C and 150 °C, a linear interpolation can be performed |
Overview
| Type | Nominal Diameter | kvs value | Weight |
| VUD015F320 | DN 15 | 1.6 m³/h | 3.2 kg |
| VUD015F310 | DN 15 | 2.5 m³/h | 3.2 kg |
| VUD015F300 | DN 15 | 4 m³/h | 3.2 kg |
| VUD020F300 | DN 20 | 6.3 m³/h | 4.1 kg |
| VUD025F300 | DN 25 | 10 m³/h | 4.7 kg |
| VUD032F300 | DN 32 | 16 m³/h | 7.3 kg |
| VUD040F300 | DN 40 | 22 m³/h | 8.6 kg |
| VUD050F300 | DN 50 | 28 m³/h | 11.2 kg |
| VUD050F200 | DN 50 | 40 m³/h | 11.2 kg |