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Butterfly valve VFY-LG

Butterfly valves, VFY-LG, PN 16, DN 350, Worm Gear, Lug

065B7456

VFY-LG PN16 DN350 DI/PA/EPDM
The product is no longer available for purchase, but you can still find information about it, including service manuals, drawing etc.

If you're looking for a similar product, you can check out other options within the same product type by visiting the product type page.: VFY-LG / VFY-WG

Recommended replacement: 065B8439

Product specifications

Characteristic
Value
Ambient temperature [°C] [min]-10 °C
ApplicationHeating and cooling
ApprovalCE
Approval standardPED 97/23/CE, EN 12266-1, Rate A
Body materialDuctile iron (DIN GGG40)
CE evaluatedYes
China RoHS complianceOut of scope
Connection typesLug
DescriptionVFY-LG PN16 DN350 DI/PA/EPDM
DG Indicator ProfileNot relevant for dangerous goods
Diameter [mm]350 mm
Differential pressure range [bar] [Max]16.00 bar
EU RoHS complianceOut of scope
Flanges materialDuctile iron (DIN GGG40)
FunctionOn/off
Gear flange typeF12
In scope of WEEE and contain batteriesNo
Kvs values [m³/h]8520.00 m³/h
Leakage rate [% Kvs]Leakage rate A
Length [mm]78 mm
Material DescriptionVFY-LG PN16 DN350 DI/PA/EPDM
Media pH [Max]10
Media pH [Min]7
Media temperature [°C] [Max]120 °C
Characteristic
Value
Media temperature [°C] [Min]-10 °C
Medium alternativeGlycolic water up to 50%
Medium alternative 2Circulation water
Mounting orientationexcept cap down
Number of ports2
Operating torque [Nm]500 N-m
Operation typeWorm Gear
Permissible mediaDistrict heating/cooling circulation water
Pressure classPN 16
Pressure nominal [bar]16 bar
Product groupButterfly valves
Product lineDistrict Energy Controls
Product TypeVFY-LG
Rotation angle [°]90 °
Stem sealing materialNitrile/Viton/Zinc coated S. + PTFE
Storage temperature [°C] [Min]-10 °C
UK RoHS complianceOut of scope
Valve body materialDuctile iron (DIN GGG40)
Valve disc materialDuctile iron EN GJS 400-15 (DIN GGG 40) with Polyamid coating
Valve liner materialEPDM
Valve sizeDN 350
Valve stem materialStainless steel AISI 420
Valve typeConcentric Design

General specifications

Characteristic
Value
Gross weight48.4 Kilogram
Net weight48.4 Kilogram
Characteristic
Value
Volume139.2 Liter
EAN5710104065694