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Self-acting flow controller type AVQ

AVQ, PN 25, DN 40, Flow rate [m³/h]: 0.80 - 12.00, External Thread, G 2 A, Mounting version: Free

003H6728

AVQ PN25 40/16 /0,2 thread flow/return

Product specifications

Characteristic
Value
Actuator diaphragm materialEPDM
ApplicationDistrict Heating
Cavitation factor0.60
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 sizeG 2 A
Connection typesExternal Thread
DescriptionAVQ PN25 40/16 /0,2 thread flow/return
DG Indicator ProfileNot relevant for dangerous goods
Diameter [mm]40 mm
Differential pressure range [bar] [Max]16.00 bar
EU RoHS complianceYes with exemptions
Flow controlYes
Flow limitationNo
Flow rate [m³/h]10.00 m³/h
Flow rate [m³/h] [Max]12.00 m³/h
Flow rate [m³/h] [Min]0.80 m³/h
Flow restrictor diff.pressure - dpb [bar]0.20 bar
FunctionFlow controller
Function VSP - PNo
Function VSP - QYes
Function VSP - TNo
In scope of WEEE and contain batteriesNo
Kvs values [m³/h]16.00 m³/h
Characteristic
Value
Leakage rate [% Kvs]0.05
Material DescriptionAVQ PN25 40/16 /0,2 thread flow/return
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 30%
Mounting versionFree
Number of ports2
Permissible mediaDistrict heating/cooling circulation water
PN alternative VSP16
Pressure classPN 25
Pressure controllerNo
Pressure nominal [bar]25 bar
Product groupPressure flow controllers
Product lineDistrict Energy Controls
Product TypeAVQ
REACH Candidate List substancesLead (CAS no. 7439-92-1)
Sealing DP materialEPDM
Select if the Shock valve should be with a Fixed pressure or AdjustablepressureNone
Stem positionNormally open
UK RoHS complianceOut of scope
Valve body materialDuctile iron EN-GJS-400-18-LT (GGG 40.3)
Valve cone DP materialDezincing free brass CuZn36Pb2As
Valve seat materialStainless steel, mat. No. 1.4571
Valve sizeDN 40

General specifications

Characteristic
Value
Gross weight5.362 Kilogram
Net weight5.362 Kilogram
Volume11.791 Liter
Characteristic
Value
EAN5702421542491
Proposition 65Cancer and Reproductive Harm