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2-way pressure balanced valve type VB 2

VB 2, PN 25, DN 50, 40.00 m³/h, Flange

065B2061

VB 2 PN25 50/40 2-way seated flange

Product specifications

Characteristic
Value
ApplicationDistrict Heating
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
Contain batteriesNo
Control ratio50:1
DG Indicator ProfileNot relevant for dangerous goods
DescriptionVB 2 PN25 50/40 2-way seated flange
Diameter [mm]50 mm
Differential pressure range [bar] [Max]16.00 bar
EU RoHS complianceYes with exemptions
Flow characteristicSplit
FunctionPressure relief
Kvs values [m³/h]40.00 m³/h
Leakage through port max. [% Kvs]0.05
Material DescriptionVB 2 PN25 50/40 2-way seated flange
Media pH [Max]10
Media pH [Min]7
Characteristic
Value
Media temperature [°C] [Max]150 °C
Media temperature [°C] [Min]2 °C
Medium alternativeGlycolic water up to 30%
Number of ports2
PN alternative VSP16
Permissible mediaDistrict heating/cooling circulation water
Pressure classPN 25
Pressure nominal [bar]25 bar
Product TypeVB 2
Product groupMotorized control valves
Product lineDistrict Energy Controls
REACH Candidate List substancesLead (CAS no. 7439-92-1)
SCIP dossier no.7f8e6eef-0e3e-41f5-a6f7-2814756d779f
SCIP dossier product nameVB 2 DN32-50
Spindle positionNormally open
Stroke [mm]10.00 mm
Stuffing box sealing materialEPDM
Valve body materialDuctile cast iron EN-GJS-400-18-LT (GGG 40.3)
Valve cone materialStainless steel
Valve seat materialStainless steel
Valve sizeDN 50
Valve stem materialStainless steel

General specifications

Characteristic
Value
Gross weight11.93 Kilogram
Net weight11.88 Kilogram
Characteristic
Value
EAN/UPC5702421508534
Proposition 65Cancer and Reproductive Harm