VUD

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 or 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, equal-percentage or quadratic
• The valve is closed when the spindle is moved out
• Closing procedure against the pressure 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