AVA, PN 25, DN 50, 25.00 m³/h, 3.00 bar - 11.00 bar, Flange, Mounting version: Bypass


AVA PN25 50/25 3-11 flange bypass

Product details

Gross weight 16.29 kg
Net weight 16.29 kg
EAN 5702421541517


Actuator diaphragm material EPDM
Application District Heating
Cavitation factor 0.6
Connection types Flange
Description AVA PN25 50/25 3-11 flange bypass
Diameter [mm] 50 mm
Differential pressure range [bar] [Max] 16 bar
Flow control No
Flow limitation No
Function Press. relief controller
Function VSP - P Yes
Function VSP - Q No
Function VSP - T No
Kvs values [m³/h] 25 m³/h
Leakage rate [% Kvs] 0.05
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 Bypass
Number of ports 2
Permissible media District heating/cooling circulation water
PN alternative VSP 16
Pressure class PN 25
Pressure controller Pressure relief controller
Pressure nominal [bar] 25 bar
Pressure setting range [bar] [Max] 11 bar
Pressure setting range [bar] [Min] 3 bar
Product Group Pressure flow controllers
REACH Candidate List substances >0.1% Lead
Sealing DP material EPDM
Setting type Adjustable
Stem position Normally closed
Type AVA
Valve body material Ductile iron EN-GJS-400-18-LT (GGG 40.3)
Valve cone DP material Dezincing free brass CuZn36Pb2As
Valve seat material Stainless steel, mat. No. 1.4571
Valve size DN 50


Spare Parts






Software and firmware to extend functionality