VFQ 22, PN 25, 60 m³/h, DN 65

065B5577

Pressure operated valves

Đặc tính kỹ thuật	Giá trị
Application	District heating and cooling
Cavitation factor	0.65
Cavitation factor 100%	0.60
Cavitation factor 25%	0.72
Cavitation factor 50%	0.69
Cavitation factor 75%	0.67
China RoHS compliance	Out of scope
Connection types	Flange
Contains batteries	No
Description	Pressure operated valves
DG Indicator Profile	Not relevant for dangerous goods
Diameter [mm]	65 mm
Differential pressure range [bar] [Max]	20.00 bar
EU RoHS compliance	Yes with exemptions
EU RoHS exemption clause	6(c)
Kvs values [m³/h]	60.00 m³/h
Leakage rate [% Kvs]	0.03
Leakage through port max. [% Kvs]	0.03
Material Description	VFQ 22 PN25 65/60 2-way flange flow/ret
Media pH [Max]	10
Media pH [Min]	7

Đặc tính kỹ thuật	Giá trị
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
Operating pressure [bar] [Max]	25 bar
Permissible media	District heating/cooling circulation water
Pressure class	PN 25
Pressure nominal [bar]	25 bar
Pressure relieve system	Chamber
Product group	Pressure flow controllers
Product line	District Energy Controls
Product Type	VFQ 22
REACH Candidate List substances	Lead (CAS no. 7439-92-1)
Sealing DP material	Metal
Valve body material	Ductile cast iron EN-GJS-400-18-LT (GGG 40.3)
Valve cone DP material	Stainless steel mat. No. 1.4021
Valve cone material	Stainless steel, mat. No. 1.4021
Valve seat DP material	Stainless steel, mat. No. 1.4021
Valve seat material	Stainless steel, mat. No. 1.4021
Valve size	DN 65

Đặc tính kỹ thuật	Giá trị
EAN/UPC	5715162390313
Proposition 65	Cancer and Reproductive Harm