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2-way pressure balanced valve type VB 2

VFM 2, PN 25, DN 15, 4.00 m³/h, Flange

065B3056

VFM 2 PN25 15/4 2-way seated flange

Product specifications

Characteristic
Value
ApplicationDistrict heating and cooling
Application alternative VSPHeating
Cavitation factor0.50
Cavitation factor 100%0.34
Cavitation factor 25%0.58
Cavitation factor 50%0.52
Cavitation factor 75%0.50
China RoHS complianceOut of scope
Connection typesFlange
Control ratio50:1
DescriptionVFM 2 PN25 15/4 2-way seated flange
DG Indicator ProfileNot relevant for dangerous goods
Diameter [mm]15 mm
Differential pressure range [bar] [Max]16.00 bar
EU RoHS complianceOut of scope
Flow characteristicSplit
FunctionPressure relief
In scope of WEEE and contain batteriesNo
Kvs values [m³/h]4.00 m³/h
Leakage through port max. [% Kvs]0.05
Characteristic
Value
Material DescriptionVFM 2 PN25 15/4 2-way seated flange
Media pH [Max]10
Media pH [Min]7
Media temperature [°C] [Max]150 °C
Media temperature [°C] [Min]2 °C
Medium alternativeGlycolic water up to 50%
Number of ports2
Permissible mediaDistrict heating/cooling circulation water
PN alternative VSP16
Pressure classPN 25
Pressure nominal [bar]25 bar
Product groupMotorized control valves
Product lineDistrict Energy Controls
Product TypeVFM 2
REACH Candidate List substancesLead (CAS no. 7439-92-1)
Stroke [mm]5.00 mm
UK RoHS complianceOut of scope
Valve body materialGGG 40.3
Valve cone materialStainless steel
Valve sizeDN 15

General specifications

Characteristic
Value
Gross weight3.965 Kilogram
Net weight3.956 Kilogram
Volume4.921 Liter
Characteristic
Value
EAN5710104075891
Proposition 65Cancer and Reproductive Harm