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AVD, PN 25, DN 25, 8 m³/h, 3 bar - 12 bar, External Thread, G 1 1/4 A, Mounting version: Flow
AVD, PN 25, DN 25, 8 m³/h, 3 bar - 12 bar, External Thread, G 1 1/4 A, Mounting version: Flow

003H6652

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AVD PN25 25/8 3-12 thread flow/return

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Product details

Gross weight 5.664 Kilogram
Net weight 5.626 Kilogram
Volume 9.739 Liter
EAN 5702421541739

 

Actuator diaphragm material EPDM
Application District Heating
Cavitation factor 0.6
Cavitation factor 100% 0.38
Cavitation factor 25% 0.64
Cavitation factor 50% 0.57
Cavitation factor 75% 0.55
China RoHS compliance Out of scope
Connection size G 1 1/4 A
Connection types External Thread
Contain batteries No
Description AVD PN25 25/8 3-12 thread flow/return
Diameter [mm] 25 mm
Differential pressure range [bar] [Max] 20 bar
EU RoHS compliance Yes with exemptions
Flow control No
Flow limitation No
Function Press. reduction controller
Function VSP - P Yes
Function VSP - Q No
Function VSP - T No
Kvs values [m³/h] 8 m³/h
Leakage rate [% Kvs] 0.02
Media pH [Max] 10
Media pH [Min] 7
Media temperature [°C] [Max] 150 °C
Media temperature [°C] [Min] 2 °C
Medium alternative Glycolic water up to 30%
Mounting version Flow
Number of ports 2
Permissible media District heating/cooling circulation water
PN alternative VSP 16
Pressure class PN 25
Pressure controller Pressure reduction controller
Pressure nominal [bar] 25 bar
Pressure setting range [bar] [Max] 12 bar
Pressure setting range [bar] [Min] 3 bar
Product group Pressure flow controllers
REACH Candidate List substances Lead (CAS no. 7439-92-1)
Sealing DP material EPDM
Setting Type Adjustable
Stem position Normally open
Type AVD
Valve body material Red bronze CuSn5ZnPb (Rg5)
Valve cone DP material Dezincing free brass CuZn36Pb2As
Valve seat material Stainless steel, mat. No. 1.4571
Valve size DN 25

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Software and firmware to extend functionality