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VFQ22_VFQ221

VFG 22, PN 40, DN 200, 650 m³/h, Flange

065B5519

Pressure operated valves

Product specifications

Characteristic
Value
Cavitation factor0.20
Cavitation factor 100%0.13
Cavitation factor 25%0.37
Cavitation factor 50%0.30
Cavitation factor 75%0.20
Connection sizeDN 200
Connection typesFlange
Contain batteriesNo
DG Indicator ProfileNot relevant for dangerous goods
DescriptionPressure operated valves
Diameter [mm]200 mm
Differential pressure range [bar] [Max]10.00 bar
Kvs values [m³/h]650.00 m³/h
Leakage rate [% Kvs]0.05
Leakage through port max. [% Kvs]0.05
Material DescriptionVFG 22 PN40 200/650 2-way flange flow/re
Media pH [Max]10
Media pH [Min]7
Media temperature [°C] [Max]150 °C
Characteristic
Value
Media temperature [°C] [Min]2 °C
Medium alternativeGlycolic water up to 30%
Mounting versionFree
Number of ports2
Operating pressure [bar] [Max]40 bar
Permissible mediaDistrict heating/cooling circulation water
Pressure classPN 40
Pressure nominal [bar]40 bar
Pressure relieve system control valve insertChamber
Product TypeVFG 22
Product groupPressure flow controllers
Product lineDistrict Energy Controls
REACH Candidate List substancesNo
Sealing DP materialMetal
Valve body materialCast steel EN-GP-240-GH (GS-C 25)
Valve cone DP materialStainless steel mat. No. 1.4021
Valve seat DP materialStainless steel, mat. No. 1.4021
Valve sizeDN 200

General specifications

Characteristic
Value
Gross weight260 Kilogram
Net weight235 Kilogram
Volume637.44 Liter
Characteristic
Value
EAN/UPC5714279052589
Proposition 65No Reproductive Toxins or Carcinogens