VRB 3, 6.30 m³/h, G 1 1/4
VRB 3, 6.30 m³/h, G 1 1/4


VRB 3 PN16 20/6,3 3-way seated ext. thr

Product details

Gross weight 1 kg
Net weight 0.9 kg
EAN 5702421559109


Application Heating and cooling
Application alternative VSP Chilled water
Cavitation factor 0.4
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
Control ratio 100:1
Description VRB 3 PN16 20/6,3 3-way seated ext. thr
Diameter [mm] 20 mm
Flow characteristic Equal percentage
Function Mixing valve
Kvs values [m³/h] 6.3 m³/h
Leakage through port (B-AB) max. [% Kvs] 1.0
Leakage through port max. [% Kvs] bubble tight design
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
Product Group Motorized control valves
Stroke [mm] 15 mm
Stuffing box sealing material EPDM
Type VRB 3
Valve body material Red bronze, mat. No. 2.1096.1 (RG5)
Valve cone material Brass
Valve stem material Stainless steel


Spare Parts






Software and firmware to extend functionality