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3-way pressure balanced mixing valve type VFG 33

VFG 33, PN 16, DN 25, 8 m³/h, Flange

065B2598

VFG33 PN16 25/8 3-way flange flow/ret

Product specifications

Characteristic
Value
ApplicationDistrict Heating
Cavitation factor0.60
China RoHS complianceOut of scope
Connection typesFlange
Contain batteriesNo
Control ratio1:50
DG Indicator ProfileNot relevant for dangerous goods
DescriptionVFG33 PN16 25/8 3-way flange flow/ret
Diameter [mm]25 mm
Differential pressure range [bar] [Max]16.00 bar
EU RoHS complianceOut of scope
Flow characteristicLinear
FunctionPressure relief
Function 2Mixing valve
Kvs values [m³/h]8.00 m³/h
Leakage bypass port max. [% Kvs]0.05 %
Leakage through port max. [% Kvs]0.05
Material DescriptionVFG33 PN16 25/8 3-way flange flow/ret
Media pH [Max]10
Characteristic
Value
Media pH [Min]7
Media temperature [°C] [Max]200 °C
Media temperature [°C] [Min]2 °C
Medium alternativeGlycolic water up to 30%
Mounting versionFree
Number of ports3
Permissible mediaDistrict heating/cooling circulation water
Pressure classPN 16
Pressure nominal [bar]16 bar
Product TypeVFG 33
Product groupMotorized control valves
Product lineDistrict Energy Controls
REACH Candidate List substancesLead (CAS no. 7439-92-1)
Spindle positionA-AB: Normally closed
Stroke [mm]8.00 mm
Valve body materialDuctile cast iron EN-GJS-400-18-LT (GGG 40.3)
Valve cone materialStainless steel, mat. No. 1.4404
Valve seat materialStainless steel, mat. No. 1.4021
Valve sizeDN 25

General specifications

Characteristic
Value
Gross weight11.32 Kilogram
Net weight11.32 Kilogram
Volume19.174 Liter
Characteristic
Value
EAN/UPC5702421805152
Proposition 65Cancer and Reproductive Harm