Danfoss 003G1537 - PCV-VFQ 21, PN 16, DN 250, 630 m³/h, Flange

Product details

Type		PCV-VFQ 21
Product group		Pilot - controlled valves
Actuator size [cm²]		630 cm²
Cavitation factor		0.2
Cavitation factor 100%		0.16
Cavitation factor 25%		0.31
Cavitation factor 50%		0.26
Cavitation factor 75%		0.2
China RoHS compliance		Out of scope
Connection types		Flange
Contains batteries		No
Control ratio		750:1
Description		Assem.kit PCV-VFQ21 PN16 250/630 flange
Diameter [mm]		250 mm
Differential pressure range [bar] [Min]		0.5 bar
Differential pressure setting [bar] [Max]		10 bar
Differential pressure setting [bar] [Min]		0.5 bar
EU RoHS compliance		Out of scope
Flow characteristic		Linear optimized
Function		PCV Assembly kit
Kvs values [m³/h]		630 m³/h
Leakage rate [% Kvs]		0.05
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		Free
Number of ports		2
Permissible media		District heating/cooling circulation water
Pressure class		PN 16
Pressure nominal [bar]		16 bar
Sealing material		EPDM
Stem position		Normally closed
Valve body material		Grey cast iron EN-GJL-250 (GG-25)
Valve cone material		Stainless steel, mat. No. 1.4021
Valve seat material		Stainless steel, mat. No. 1.4313
Valve size		DN 250

Operating guides, design guides, certificates and CAD drawings for 003G1537 are available on request. Ask for documents →