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Self-acting flow controller with integrated control valve type AHQM

AHQM, PN 16, DN 50, Flow rate [m³/h]: 2.5 - 12.5, External Thread, G 2 1/2 A, Mounting version: Free

003L3602

AHQM PN16 50/20/0,2 ext.thr flow/ret

Product specifications

Characteristic
Value
Actuator diaphragm materialEPDM
ApplicationDistrict Heating
Cavitation factor0.60
China RoHS complianceOut of scope
Connection sizeG 2 1/2 A
Connection typesExternal Thread
Contains batteriesNo
DescriptionAHQM PN16 50/20/0,2 ext.thr flow/ret
DG Indicator ProfileNot relevant for dangerous goods
Diameter [mm]50 mm
Differential pressure range [bar] [Max]4.00 bar
EU RoHS complianceYes with exemptions
EU RoHS exemption clause6(c)
Flow controlYes
Flow limitationYes
Flow rate [m³/h]12.50 m³/h
Flow rate [m³/h] [Max]12.50 m³/h
Flow rate [m³/h] [Min]2.50 m³/h
Flow restrictor diff.pressure - dpb [bar]0.20 bar
FunctionFlow controller with int. control valve
Function VSP - PNo
Function VSP - QNo
Function VSP - TNo
Kvs values [m³/h]20.00 m³/h
Leakage rate [% Kvs]0.05
Material DescriptionAHQM PN16 50/20/0,2 ext.thr flow/ret
Characteristic
Value
Media pH [Max]10
Media pH [Min]7
Media temperature [°C] [Max]120 °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 VSP10
Pressure classPN 16
Pressure controllerNo
Pressure nominal [bar]16 bar
Product groupPressure flow controllers
Product lineDistrict Energy Controls
Product TypeAHQM
REACH Candidate List substancesLead (CAS no. 7439-92-1)
Sealing CV materialMetal
Sealing DP materialEPDM
Setting TypeNone
Stem positionNormally open
Stroke [mm]10.00 mm
Valve body materialGrey cast iron EN-GJL-250 (GG-25)
Valve cone CV materialDZR CW602N (CuZn36Pb2As)
Valve cone DP materialStainless steel, mat. No. 1.4404
Valve seat materialStainless steel, mat. No. 1.4404
Valve sizeDN 50

General specifications

Characteristic
Value
Gross weight7.167 Kilogram
Net weight7.167 Kilogram
Volume18.135 Liter
Characteristic
Value
EAN/UPC5710104028743
Proposition 65Cancer and Reproductive Harm