VFG 2, PN 25, 6.30 m³/h, Flange

065B2402

VFG2 PN25 20/6,3 2-way flange flow/ret

Product details

Gross weight 8.46 Kilogram
Net weight 7.014 Kilogram
Volume 21.228 Liter
EAN 5702421803196

 

Application District Heating
Cavitation factor 0.6
Cavitation factor 100% 0.41
Cavitation factor 25% 0.69
Cavitation factor 50% 0.62
Cavitation factor 75% 0.6
China RoHS compliance Out of scope
Connection types Flange
Description VFG2 PN25 20/6,3 2-way flange flow/ret
Diameter [mm] 20 mm
Differential pressure range [bar] [Max] 20 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] 6.3 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 class PN 25
Pressure nominal [bar] 25 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
UK RoHS compliance Out of scope
Valve body material Ductile cast iron EN-GJS-400-18-LT (GGG 40.3)
Valve cone material Stainless steel, mat. No. 1.4404
Valve seat material Stainless steel, mat. No. 1.4021
Valve size DN 20

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