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VFG22(1)_DN65_065B5500_065B55210_l

VFG 22, PN 25, DN 125, 250 m³/h, Flange

065B5510

Pressure operated valves

Product specifications

Characteristic
Value
ApplicationDistrict heating and cooling
Cavitation factor0.27
Cavitation factor 100%0.18
Cavitation factor 25%0.41
Cavitation factor 50%0.34
Cavitation factor 75%0.27
China RoHS complianceOut of scope
Connection size1 1/2"
Connection typesFlange
Contain batteriesNo
DG Indicator ProfileNot relevant for dangerous goods
DescriptionPressure operated valves
Diameter [mm]125 mm
Differential pressure range [bar] [Max]15.00 bar
EU RoHS complianceOut of scope
Kvs values [m³/h]250.00 m³/h
Leakage rate [% Kvs]0.03
Leakage through port max. [% Kvs]0.03
Material DescriptionVFG22 PN25 125/250 2-way flange flow/ret
Media pH [Max]10
Characteristic
Value
Media pH [Min]7
Media temperature [°C] [Max]150 °C
Media temperature [°C] [Min]2 °C
Medium alternativeGlycolic water up to 30%
Mounting versionFree
Number of ports2
Operating pressure [bar] [Max]25 bar
Permissible mediaDistrict heating/cooling circulation water
Pressure classPN 25
Pressure nominal [bar]25 bar
Pressure relieve system control valve insertChamber
Product TypeVFG 22
Product groupPressure flow controllers
Product lineDistrict Energy Controls
REACH Candidate List substancesLead (CAS no. 7439-92-1)
Sealing DP materialMetal
Valve body materialDuctile iron EN-GJS-400-18-LT (GGG 40.3)
Valve cone DP materialStainless steel mat. No. 1.4021
Valve seat DP materialStainless steel, mat. No. 1.4021
Valve sizeDN 125

General specifications

Characteristic
Value
Gross weight70 Kilogram
Net weight60 Kilogram
Volume369.36 Liter
Characteristic
Value
EAN/UPC5710104522852
Proposition 65Cancer and Reproductive Harm