AVPA, PN 25, DN 20, 6.30 m³/h, 0.30 bar - 2.00 bar, External Thread, G 1 A


AVPA PN25 20/6,3 0,3-2,0 thread bypass

Product details

Gross weight 3.74 kg
Net weight 3.74 kg
EAN 5702421541265


Actuator diaphragm material EPDM
Application District Heating
Cavitation factor 0.6
Cavitation factor 100% 0.46
Cavitation factor 25% 0.58
Cavitation factor 50% 0.53
Cavitation factor 75% 0.53
Connection size G 1 A
Connection types External Thread
Description AVPA PN25 20/6,3 0,3-2,0 thread bypass
Diameter [mm] 20 mm
Differential pressure range [bar] [Max] 20 bar
Differential pressure setting [bar] [Max] 2 bar
Differential pressure setting [bar] [Min] 0.3 bar
Flow control No
Flow limitation No
Function Diff. press. relief controller
Function VSP - P Yes
Function VSP - Q No
Function VSP - T No
Kvs values [m³/h] 6.3 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 Bypass
Number of ports 2
Permissible media District heating/cooling circulation water
PN alternative VSP 16
Pressure class PN 25
Pressure controller Differential pressure relief controller
Pressure nominal [bar] 25 bar
Product Group Pressure flow controllers
REACH Candidate List substances >0.1% Lead
Sealing DP material EPDM
Setting type Adjustable
Stem position Normally closed
Valve body material Red bronze CuSn5ZnPb (Rg5)
Valve cone DP material Dezincing free brass CuZn36Pb2As
Valve seat material Stainless steel, mat. No. 1.4571
Valve size DN 20


Spare Parts






Software and firmware to extend functionality