AVQT PN25 15/4 /0,2 thread flow/ret

Product details

Gross weight 3.07 kg
Net weight 3.07 kg
EAN 5702421542828


Actuator diaphragm material EPDM
Application District Heating
Cavitation factor 0.6
Cavitation factor 100% 0.32
Cavitation factor 25% 0.58
Cavitation factor 50% 0.56
Cavitation factor 75% 0.55
Connection size G 3/4 A
Connection types External Thread
Description AVQT PN25 15/4 /0,2 thread flow/ret
Diameter [mm] 15 mm
Differential pressure range [bar] [Max] 20 bar
Flow control Yes
Flow limitation No
Flow rate [m3/h] 2.2 m³/h
Flow rate [m3/h] [Max] 2.4 m³/h
Flow rate [m3/h] [Min] 0.07 m³/h
Flow restrictor diff.pressure - dpb [bar] 0.2 bar
Function Flow and temp. controller
Function VSP - P No
Function VSP - Q Yes
Function VSP - T Yes
Kvs values [m³/h] 4 m³/h
Leakage rate [% Kvs] 0.02
Media pH [Max] 10
Media pH [Min] 7
Media temperature [°C] [Max] 150 °C
Media temperature [°C] [Min] 2 °C
Medium alternative Glycolic water up to 30%
Mounting version Free
Number of ports 2
Permissible media Circulation water
PN alternative VSP 16
Pressure controller No
Pressure nominal [bar] 25 bar
Product group Pressure flow controllers
Sealing DP material EPDM
Setting type None
Stem position Normally open
Valve body material Red bronze CuSn5ZnPb (Rg5)
Valve cone DP material Dezincing free brass CuZn36Pb2As
Valve seat material Stainless steel, mat. No. 1.4571


Spare Parts