VFG 221, PN 16, DN 125, 250 m³/h, Flange

065B5524

Pressure operated valves

Product details

총 중량 72.5 Kilogram
순중량 60 Kilogram
Volume 191.52 Liter
EAN 5710104095349

 

Cavitation factor 0.27
Cavitation factor 100% 0.18
Cavitation factor 25% 0.41
Cavitation factor 50% 0.34
Cavitation factor 75% 0.27
China RoHS compliance Out of scope
Connection types Flange
Contain batteries No
Description Pressure operated valves
Differential pressure range [bar] [Max] 15 bar
EU RoHS compliance Out of scope
Kvs values [m³/h] 250 m³/h
Leakage rate [% Kvs] 0.01
Leakage through port max. [% Kvs] 0.01
Media pH [Max] 10
Media pH [Min] 7
Medium alternative Glycolic water up to 30%
Mounting version Free
Number of ports 2
Operating pressure [bar] [Max] 16 bar
Permissible media District heating/cooling circulation water
Pressure class PN 16
Pressure nominal [bar] 16 bar
Pressure relieve system control valve insert Chamber
Sealing DP material EPDM
UK RoHS compliance Out of scope
Valve body material Grey cast iron EN-GJL-250 (GG-25)
Valve cone DP material Stainless steel mat. No. 1.4021
Valve seat DP material Stainless steel, mat. No. 1.4021
Valve size DN 125
매질 온도 [°C] [최대] 150 °C
매질 온도 [°C] [최소] 2 °C
연결의 크기 DN 125
용도 District heating and cooling
제품군 Pressure flow controllers
직경 [mm] 125 mm
형식 VFG 221

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Software and firmware to extend functionality