VFG 22, PN 25, DN 80, 80 m³/h, Flange | AFD 2/ VFG22(1) | Pressure Reduction Controllers | Pressure and Flow Controllers | Climate Solutions for heating | Climate Solutions

Product details

Gross weight	35 Kilogram
Net weight	29 Kilogram

Volume	80.535 Liter
EAN	5710104522814

Application	District heating and cooling
Cavitation factor	0.35
Cavitation factor 100%	0.28
Cavitation factor 25%	0.51
Cavitation factor 50%	0.4
Cavitation factor 75%	0.35
China RoHS compliance	Out of scope
Connection size	DN 80
Connection types	Flange
Contain batteries	No
Description	Pressure operated valves
Diameter [mm]	80 mm
Differential pressure range [bar] [Max]	20 bar
EU RoHS compliance	Out of scope
Kvs values [m³/h]	80 m³/h
Leakage rate [% Kvs]	0.03
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]	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 control valve insert	Chamber
Product group	Pressure flow controllers
Sealing DP material	Metal
Type	VFG 22
UK RoHS compliance	Out of scope
Valve body material	Ductile iron EN-GJS-400-18-LT (GGG 40.3)
Valve cone DP material	Stainless steel mat. No. 1.4021
Valve seat DP material	Stainless steel, mat. No. 1.4021
Valve size	DN 80

Application	District heating and cooling
Cavitation factor	0.35
Cavitation factor 100%	0.28
Cavitation factor 25%	0.51
Cavitation factor 50%	0.4
Cavitation factor 75%	0.35
China RoHS compliance	Out of scope
Connection size	DN 80
Connection types	Flange
Contain batteries	No
Description	Pressure operated valves
Diameter [mm]	80 mm
Differential pressure range [bar] [Max]	20 bar
EU RoHS compliance	Out of scope
Kvs values [m³/h]	80 m³/h
Leakage rate [% Kvs]	0.03
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]	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 control valve insert	Chamber
Product group	Pressure flow controllers
Sealing DP material	Metal
Type	VFG 22
UK RoHS compliance	Out of scope
Valve body material	Ductile iron EN-GJS-400-18-LT (GGG 40.3)
Valve cone DP material	Stainless steel mat. No. 1.4021
Valve seat DP material	Stainless steel, mat. No. 1.4021
Valve size	DN 80