AFQM 2, PN 25, DN 250, Flow rate [m³/h]: 72 - 360, Flange, Mounting version: Free

003G5526

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Pressure independent control valve

Product details

Bruttovægt 450 Kilogram
Nettovægt 421 Kilogram
Volume 648 Liter
EAN nr. 5710104522784

 

Actuator diaphragm material EPDM (Rolling, fibre enforced)
Aktuatorstørrelse [cm2] 320 cm²
Alternativt medium Glykolholdigt vand op til 30%
Antal porte 2
Application District heating and cooling
China RoHS compliance Out of scope
Connection types Flange
Contain batteries No
Description Pressure independent control valve
Diameter [mm] 250 mm
Differenstrykområde [bar] [Maks.] 10 bar
EU RoHS compliance Out of scope
Flow [m³/h] 360 m³/h
Flow [m³/h] [Maks.] 360 m³/h
Flow [m³/h] [Min.] 72 m³/h
Flow control Yes
Flow limitation Yes
Flowbegrænser diff.tryk - dpb [bar] 0.2 bar
Function VSP - P No
Function VSP - Q No
Function VSP - T No
Funktion Flowregulatorer med integr. reguleringsventil
Indstillingstype Fixed
Kavitationsfaktor 0.3
Kavitationsfaktor 100% 0.28
Kavitationsfaktor 25% 0.37
Kavitationsfaktor 50% 0.37
Kavitationsfaktor 75% 0.32
Kvs-værdier [m³/h] 800 m³/h
Leakage through port max. [% Kvs] 0.01
Læktab [% Kvs] 0.01
Medietemperatur [°C] [Maks.] 150 °C
Medietemperatur [°C] [Min.] 2 °C
Medium pH [Maks.] 10
Medium pH [Min.] 7
Monteringsversion fri
Operating pressure [bar] [Max] 25 bar
PN alternative VSP 40
Pressure class PN 25
Pressure controller No
Pressure relieve system control valve insert Chamber
Product group Pressure flow controllers
REACH Candidate List substances Lead (CAS no. 7439-92-1)
SCIP dossier no. b7b59542-4217-4c5c-96a5-552807d72d74
SCIP dossier product name AFQM DN65-400
Sealing CV material EPDM
Sealing DP material EPDM
Spindelposition Normalt åben
Tilladte medier District heating/cooling circulation water
Tilslutningsstørrelse DN 250
Tryk nominelt [bar] 25 bar
Type AFQM 2
Valve cone CV material Stainless steel mat. No. 1.4021
Valve seat material Stainless steel, mat. No. 1.4021
Valve size DN 250
Vandring [mm] 32 mm
Ventilhusets materiale Duktilt støbejern EN-GJS-400-18-LT (GGG 40.3)
Ventilkegle DP-materiale Rustfast stål, mat. nr. 1.4021
Ventilsædets DP-materiale Rustfast stål, mat. nr. 1.4021

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