Danfoss 003H6644 - AVD, PN 25, DN 15, 4 m³/h, 1 bar - 5 bar, External Thread, G 3/4 A

Product details

Type		AVD
Product group		Pressure flow controllers
Actuator diaphragm material		EPDM
Application		District Heating
Cavitation factor		0.6
Cavitation factor 100%		0.41
Cavitation factor 25%		0.69
Cavitation factor 50%		0.62
Cavitation factor 75%		0.6
China RoHS compliance		Out of scope
Connection size		G 3/4 A
Connection types		External Thread
Contains batteries		No
Description		AVD PN25 15/4 1-5 thread flow/return
Diameter [mm]		15 mm
Differential pressure range [bar] [Max]		20 bar
EU RoHS compliance		Yes with exemptions
EU RoHS exemption clause		6(c)
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]		4 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]		5 bar
Pressure setting range [bar] [Min]		1 bar
REACH Candidate List substances		Lead (CAS no. 7439-92-1)
Sealing DP material		EPDM
Setting Type		Adjustable
Stem position		Normally open
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 15

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