2-port and 3-port control ball valves, PN 40, with internallythreaded connection
VAI61... VBI61..
For use in heating, ventilation, and air conditioning plants as control or shutoffvalve.In closed circuits.
Ball valve body made of brass, UNS C35330 (DZR)DN 15...50kvs 1...63 m3/hConnections with internal threading Rp per lSO 7-1Rotational angle 90°
Can be used with electromotorized rotary actuators GQD..9A, GMA..9E withspring retum and GSD161.9A,GDB..9E,GLD161.9E,GLB..9E without springreturn
For applications with auxiliary functions (e.g. auxiliary switch, potentiometer, seePage 3), can also be combined with standard rotary actuators







