VG, 20.00 m³/h, G 2 1/2 A


VG PN25 50/20 2-way thread flow

Product details

Gross weight 4.054 Kg
Net weight 4.054 Kg
Volume 5.054 Liter
EAN 5702421543610


Application District Heating
Cavitation factor 0.6
Connection size G 2 1/2 A
Connection standard ISO 228/1
Connection types External Thread
Description VG PN25 50/20 2-way thread flow
Diameter [mm] 50 mm
Differential pressure range [bar] [Max] 16 bar
EU RoHS compliance Out of scope
Flow characteristic Approx. linear
Function Control valve
In scope of WEEE and contain batteries No
Kvs values [m³/h] 20 m³/h
Leakage through port max. [% 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 Free
Number of ports 2
Permissible media District heating/cooling circulation water
PN alternative VSP 16
Pressure nominal [bar] 25 bar
Pressure relieve system Piston
Product group Motorized control valves
REACH Candidate List substances No
Sealing material EPDM
Spindle position Normally open
Stroke [mm] 10 mm
Type VG
Valve body material Ductile cast iron EN-GJS-400-18-LT (GGG 40.3)
Valve cone material DZR brass CuZn36Pb2AS (CW 602N)
Valve seat material Stainless steel, mat. No. 1.4571


Spare Parts






Software and firmware to extend functionality