VKR: 2-way regulating ball valve with female thread, PN 40 
 
How energy efficiency is improved
Efficiency means precise control and working with minimum leakage
 
Features
• 2-way regulating ball valve for continuous control of cold and hot water in closed circuits
• In combination with valve actuators AKM 105(S), 115(S) and AKF 112, 113(S) as a control unit
• Equal-percentage ball valve characteristic; control contour in the ball directly integrated
• Characteristic can be set with SUT rotary actuator (SAUTER Universal Technology) to linear or quadratic
• Spindle with large sliding surface and PTFE glide ring
• Low torque due to collar mounted on O-ring
• Ball valve with female thread as per ISO 7/1 Rp or NPT
• Body made of DZR (dezincification-resistant) cast brass
• Spindle made of DZR brass with PTFE glide ring
• Ball made of DZR brass, chrome-plated and polished surface
• Spindle seal with double O-ring made of EPDM
• Strainer and screw fitting available as accessories
• Water quality as per VDI 2035
• Regulating ball valve with French drinking water approval ACS