
VFG 221, PN 40, DN 80, 80.00 m³/h, Flange
065B5536
Pressure operated valves
Product specifications
Characteristic | Value |
---|---|
Application | District heating and cooling |
Cavitation factor | 0.35 |
Cavitation factor 100% | 0.28 |
Cavitation factor 25% | 0.51 |
Cavitation factor 50% | 0.40 |
Cavitation factor 75% | 0.35 |
Connection size | DN 80 |
Connection types | Flange |
Contain batteries | No |
Description | Pressure operated valves |
DG Indicator Profile | Not relevant for dangerous goods |
Diameter [mm] | 80 mm |
Differential pressure range [bar] [Max] | 20.00 bar |
Kvs values [m³/h] | 80.00 m³/h |
Leakage rate [% Kvs] | 0.01 |
Leakage through port max. [% Kvs] | 0.01 |
Material Description | VFG 221 PN40 80/80 2-way flange flow/ret |
Media pH [Max] | 10 |
Media pH [Min] | 7 |
Characteristic | Value |
---|---|
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] | 40 bar |
Permissible media | District heating/cooling circulation water |
Pressure class | PN 40 |
Pressure nominal [bar] | 40 bar |
Pressure relieve system control valve insert | Chamber |
Product group | Pressure flow controllers |
Product line | District Energy Controls |
Product Type | VFG 221 |
Sealing DP material | EPDM |
Valve body material | Cast steel EN-GP-240-GH (GS-C 25) |
Valve cone DP material | Stainless steel mat. No. 1.4021 |
Valve seat DP material | Stainless steel, mat. No. 1.4021 |
Valve size | DN 80 |
General specifications
Characteristic | Value |
---|---|
Gross weight | 38 Kilogram |
Net weight | 32 Kilogram |
Characteristic | Value |
---|---|
Volume | 84 Liter |
EAN | 5714279052787 |