Danfoss 065B3506 - VFM 2, PN 16, DN 250, 900 m³/h, Flange

Product details

Type		VFM 2
Product group		Motorized control valves
Application		District heating and cooling
Application alternative VSP		Heating
Cavitation factor		0.3
Cavitation factor 100%		0.14
Cavitation factor 25%		0.24
Cavitation factor 50%		0.22
Cavitation factor 75%		0.21
China RoHS compliance		Out of scope
Connection types		Flange
Contains batteries		No
Control ratio		100:1
Description		VFM 2 DN250 kvs 900 PN16 2-way flange
Diameter [mm]		250 mm
Differential pressure range [bar] [Max]		5 bar
EU RoHS compliance		Out of scope
Flow characteristic		Logarithmic
Function		Pressure relief
Kvs values [m³/h]		900 m³/h
Leakage through port max. [% Kvs]		0.03
Media pH [Max]		10
Media pH [Min]		7
Media temperature [°C] [Max]		150 °C
Media temperature [°C] [Min]		-10 °C
Medium alternative		Glycolic water up to 50%
Mounting version		Flow
Number of ports		2
Permissible media		District heating/cooling circulation water
PN alternative VSP		10
Pressure class		PN 16
Pressure nominal [bar]		16 bar
REACH Candidate List substances		Lead (CAS no. 7439-92-1)
Spindle position		Normally open
Stroke [mm]		50 mm
Valve body material		Grey cast iron EN-GJL-250 (GG-25)
Valve cone material		Stainless steel
Valve size		DN 250

Operating guides, design guides, certificates and CAD drawings for 065B3506 are available on request. Ask for documents →