Description
VFG21 PN16 25/8 2-way flange flow/ret
Product details
Gross weight | 8.98 kg |
Net weight | 8.98 kg |
EAN | 5702421804216 |
Gross weight | 8.98 kg |
Net weight | 8.98 kg |
EAN | 5702421804216 |
Application | District Heating |
Cavitation factor | 0.6 |
Connection types | Flange |
Description | VFG21 PN16 25/8 2-way flange flow/ret |
Diameter [mm] | 25 mm |
Differential pressure range [bar] [Max] | 16 bar |
Flow characteristic | Linear optimized |
Function | Pressure relief |
Kvs values [m³/h] | 8 m3/h |
Leakage through port max. [% Kvs] | 0.01 |
Manufacturer's name | Danfoss |
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 | Circulation water |
Pressure nominal [bar] | 16 bar |
Product group | Motorized control valves |
Sealing material | EPDM |
Spindle position | Normally open |
Stroke [mm] | 6 mm |
Type | VFG 21 |
Valve body material | Grey cast iron EN-GJL-250 (GG-25) |
Valve cone material | Stainless steel, mat. No. 1.4404 |
Valve seat material | Stainless steel, mat. No. 1.4021 |
Application | District Heating |
Cavitation factor | 0.6 |
Connection types | Flange |
Description | VFG21 PN16 25/8 2-way flange flow/ret |
Diameter [mm] | 25 mm |
Differential pressure range [bar] [Max] | 16 bar |
Flow characteristic | Linear optimized |
Function | Pressure relief |
Kvs values [m³/h] | 8 m3/h |
Leakage through port max. [% Kvs] | 0.01 |
Manufacturer's name | Danfoss |
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 | Circulation water |
Pressure nominal [bar] | 16 bar |
Product group | Motorized control valves |
Sealing material | EPDM |
Spindle position | Normally open |
Stroke [mm] | 6 mm |
Type | VFG 21 |
Valve body material | Grey cast iron EN-GJL-250 (GG-25) |
Valve cone material | Stainless steel, mat. No. 1.4404 |
Valve seat material | Stainless steel, mat. No. 1.4021 |
Product details
Gross weight | 8.98 kg |
Net weight | 8.98 kg |
EAN | 5702421804216 |
Gross weight | 8.98 kg |
Net weight | 8.98 kg |
EAN | 5702421804216 |
Application | District Heating |
Cavitation factor | 0.6 |
Connection types | Flange |
Description | VFG21 PN16 25/8 2-way flange flow/ret |
Diameter [mm] | 25 mm |
Differential pressure range [bar] [Max] | 16 bar |
Flow characteristic | Linear optimized |
Function | Pressure relief |
Kvs values [m³/h] | 8 m3/h |
Leakage through port max. [% Kvs] | 0.01 |
Manufacturer's name | Danfoss |
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 | Circulation water |
Pressure nominal [bar] | 16 bar |
Product group | Motorized control valves |
Sealing material | EPDM |
Spindle position | Normally open |
Stroke [mm] | 6 mm |
Type | VFG 21 |
Valve body material | Grey cast iron EN-GJL-250 (GG-25) |
Valve cone material | Stainless steel, mat. No. 1.4404 |
Valve seat material | Stainless steel, mat. No. 1.4021 |
Application | District Heating |
Cavitation factor | 0.6 |
Connection types | Flange |
Description | VFG21 PN16 25/8 2-way flange flow/ret |
Diameter [mm] | 25 mm |
Differential pressure range [bar] [Max] | 16 bar |
Flow characteristic | Linear optimized |
Function | Pressure relief |
Kvs values [m³/h] | 8 m3/h |
Leakage through port max. [% Kvs] | 0.01 |
Manufacturer's name | Danfoss |
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 | Circulation water |
Pressure nominal [bar] | 16 bar |
Product group | Motorized control valves |
Sealing material | EPDM |
Spindle position | Normally open |
Stroke [mm] | 6 mm |
Type | VFG 21 |
Valve body material | Grey cast iron EN-GJL-250 (GG-25) |
Valve cone material | Stainless steel, mat. No. 1.4404 |
Valve seat material | Stainless steel, mat. No. 1.4021 |