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BUD: Three-way flanged valve, PN 6

How energy efficiency is improved
Precision control with high level of reliability means efficiency.

Areas of application
Continuous control of cold and hot water and air in closed networks 1) and flow temperature in heating systems. Water quality as per VDI 2035. Together with actuators AVM 105, AVM 115, AVM 124/125, AVF 124/125, AVM 234S, AVF 234S and AVN 224S as regulating unit.

Properties

• Nominal pressure 6 bar
• Control valve, contains no silicone grease; painted black
• Nominal diameters DN15 to DN100
• Equal percentage characteristic, adjustable with SUT actuators to linear or quadratic
• Linear mixing passage characteristic
• With the spindle retracted, the valve is closed
• Can be used as control valve or diverting valve

Technical description

• Valve with flange connection as per EN 1092-2, Form B, raised face
• Valve body and seat made of cast iron
• Stainless steel spindle
• Nominal diameter DN15 to DN50 cones in brass with glass-fibre reinforced Teflon sealing ring
• Cone nominal diameter DN65 to DN100 in brass, metal-to-metal seal
• Stuffing box made of brass with wiper ring and double O-ring seal in EPDM