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065B2502 DANFOSS HEATING VFG21 PN16 15/4 2-way flange flow/ret
065B2502
DANFOSS HEATING
VFG21 PN16 15/4 2-way flange flow/ret
VFG 21, PN 16, DN 15, 4 m³/h, Flange
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▲VFG21 PN16 15/4 2-way flange flow/ret
Product details
| Gross weight | 6.008 Kilogram |
| Net weight | 6.008 Kilogram |
| Volume | 11.781 Liter |
| EAN | 5702421804193 |
| Type | VFG 21 |
| Product group | Pressure flow controllers |
| Gross weight | 6.008 Kilogram |
| Net weight | 6.008 Kilogram |
| Volume | 11.781 Liter |
| EAN | 5702421804193 |
| Type | VFG 21 |
| Product group | Pressure flow controllers |
| Application | District Heating |
| Cavitation factor | 0.6 |
| Cavitation factor 100% | 0.41 |
| Cavitation factor 25% | 0.69 |
| Cavitation factor 50% | 0.62 |
| Cavitation factor 75% | 0.6 |
| China RoHS compliance | Out of scope |
| Connection types | Flange |
| Contains batteries | No |
| Description | VFG21 PN16 15/4 2-way flange flow/ret |
| Diameter [mm] | 15 mm |
| Differential pressure range [bar] [Max] | 16 bar |
| EU RoHS compliance | Out of scope |
| Flow characteristic | Linear optimized |
| Function | Pressure relief |
| Kvs values [m³/h] | 4 m³/h |
| Leakage through port max. [% Kvs] | 0.01 |
| 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 | District heating/cooling circulation water |
| Pressure class | PN 16 |
| Pressure nominal [bar] | 16 bar |
| REACH Candidate List substances | Lead (CAS no. 7439-92-1) |
| Sealing material | EPDM |
| Spindle position | Normally open |
| Stroke [mm] | 6 mm |
| 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 |
| Valve size | DN 15 |
| Application | District Heating |
| Cavitation factor | 0.6 |
| Cavitation factor 100% | 0.41 |
| Cavitation factor 25% | 0.69 |
| Cavitation factor 50% | 0.62 |
| Cavitation factor 75% | 0.6 |
| China RoHS compliance | Out of scope |
| Connection types | Flange |
| Contains batteries | No |
| Description | VFG21 PN16 15/4 2-way flange flow/ret |
| Diameter [mm] | 15 mm |
| Differential pressure range [bar] [Max] | 16 bar |
| EU RoHS compliance | Out of scope |
| Flow characteristic | Linear optimized |
| Function | Pressure relief |
| Kvs values [m³/h] | 4 m³/h |
| Leakage through port max. [% Kvs] | 0.01 |
| 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 | District heating/cooling circulation water |
| Pressure class | PN 16 |
| Pressure nominal [bar] | 16 bar |
| REACH Candidate List substances | Lead (CAS no. 7439-92-1) |
| Sealing material | EPDM |
| Spindle position | Normally open |
| Stroke [mm] | 6 mm |
| 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 |
| Valve size | DN 15 |
Datasheet - PDF
▲| Title: | Size: | Type: |
|---|---|---|
| PDF CATALOGUE DANFOSS HEATING EN .pdf | 11 Mbytes |
|
| 065B2502 065B2502 EN_065B2502.pdf | 1 Mbytes |
|
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