Application |
Heating and cooling |
Application alternative VSP |
District heating |
Cavitation factor |
0.4 |
China RoHS compliance |
Out of scope |
Closing differential pressure (diverting) [bar] [Max] |
1 bar |
Closing differential pressure (mixing) [bar] [Max] |
4 bar |
Connection size |
G 1 1/4 |
Connection types |
External Thread |
Contain batteries |
No |
Control ratio |
100:1 |
Description |
VRG3 PN16 DN20/6,3 Außengew. |
Diameter [mm] |
20 mm |
Flow characteristic |
Equal percentage |
Function |
Mixing valve |
Kvs values [m³/h] |
6.3 m³/h |
Leakage through port max. [% Kvs] |
bubble tight design |
Max. Leckrate B-AB [% kvs] |
1.0 |
Media pH [Max] |
10 |
Media pH [Min] |
7 |
Media temperature [°C] [Max] |
130 °C |
Media temperature [°C] [Min] |
-10 °C |
Medium alternative |
Glycolic water up to 50% |
Mounting version |
Flow |
Number of ports |
3 |
Permissible media |
District heating/cooling circulation water |
PN alternative VSP |
10 |
Pressure nominal [bar] |
16 bar |
Produktgruppe |
Other valves |
REACH-Kandidatenliste Stoffe |
Lead (CAS no. 7439-92-1) |
Stroke [mm] |
10 mm |
Stuffing box sealing material |
EPDM |
Typ |
VRG 3 |
Valve body material |
Grey cast iron EN-GJL-250 (GG-25) |
Valve cone material |
Brass |
Valve stem material |
Stainless steel |