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VFQ22_VFQ221

VFQ 22, PN 16, 250 m³/h, DN 125

065B5573

Pressure operated valves

Local availability is in progress. Please contact local customer service for more information.

Product specifications

Characteristic
Value
ApplicationDistrict heating and cooling
Cavitation factor0.40
Cavitation factor 100%0.39
Cavitation factor 25%0.68
Cavitation factor 50%0.47
Cavitation factor 75%0.42
China RoHS complianceOut of scope
Connection standardEN 1092-1
Connection typesFlange
Contains batteriesNo
DescriptionPressure operated valves
DG Indicator ProfileNot relevant for dangerous goods
Diameter [mm]125 mm
Differential pressure range [bar] [Max]15.00 bar
Differential pressure range [bar] [Min]15.00 bar
EU RoHS complianceYes with exemptions
EU RoHS exemption clause6(c)
Kvs values [m³/h]250.00 m³/h
Leakage rate [% Kvs]0.03
Leakage through port max. [% Kvs]0.03
Material DescriptionVFQ 22 PN16 125/250 2-way flange flow/re
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%
Mounting versionFree
Number of ports2
Operating pressure [bar] [Max]16 bar
Permissible mediaDistrict heating/cooling circulation water
Pressure classPN 16
Pressure nominal [bar]16 bar
Pressure relieve systemChamber
Product groupPressure flow controllers
Product lineDistrict Energy Controls
Product TypeVFQ 22
REACH Candidate List substancesLead (CAS no. 7439-92-1)
Sealing DP materialMetal
Sealing typeMetal sealing cone
Valve body materialGrey cast iron EN-GJL-250 (GG-25)
Valve cone DP materialStainless steel mat. No. 1.4021
Valve cone materialStainless steel, mat. No. 1.4021
Valve seat DP materialStainless steel, mat. No. 1.4021
Valve seat materialStainless steel, mat. No. 1.4021
Valve sizeDN 125

General specifications

Characteristic
Value
Gross weight75.5 Kilogram
Net weight70.5 Kilogram
Volume191.52 Liter
Characteristic
Value
EAN/UPC5715162296424
Proposition 65Cancer and Reproductive Harm