VFG 2, 4.00 m³/h, Flange


VFG2 PN16 15/4 2-way flange flow/return

Product details

Gross weight 6.4 Kg
Net weight 5.4 Kg
Volume 11.813 Liter
EAN 5702421803059


Application District Heating
Cavitation factor 0.6
Connection types Flange
Description VFG2 PN16 15/4 2-way flange flow/return
Diameter [mm] 15 mm
Differential pressure range [bar] [Max] 16 bar
EU RoHS compliance Out of scope
Flow characteristic Linear optimized
Function Pressure relief
In scope of WEEE and contain batteries No
Kvs values [m³/h] 4 m³/h
Leakage through port max. [% Kvs] 0.03
Media pH [Max] 10
Media pH [Min] 7
Media temperature [°C] [Max] 200 °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
Pressure nominal [bar] 16 bar
Product Group Pressure flow controllers
REACH Candidate List substances 0.1 Lead (CAS no. 7439-92-1)
Spindle position Normally open
Stroke [mm] 6 mm
Type VFG 2
Valve body material Grey cast iron EN-GJL-250 (GG-25)
Valve cone material Stainless steel, mat. No. 1.4404
Valve seat material Stainless steel, mat. No. 1.4021


Spare Parts






Software and firmware to extend functionality