Danfoss VFQ 2 two-way flanged globe (seat) valve body, OEM order code 065B2759. Nominal size DN250, pressure class PN 16, flow coefficient Kvs 400 m³/h. VFQ 2 is the two-way flow-limiting valve body that combines with a matched self-acting AFQ actuator (flow limiter) or an AFQ / electric AMV / AME actuator (flow controller). Rated for district heating and cooling media at 150 °C. Data quoted verbatim from store.danfoss.com (code 065B2759).
| Brand | Danfoss |
| Part number | 065B2759 |
| Type | VFQ 2 |
| Product group | Pressure flow controllers |
| Application | District heating and cooling |
| Valve size | DN 250 |
| Pressure class | PN 16 |
| Nominal pressure | 16 bar |
| Kvs value | 400 m³/h |
| Connection type | Flange |
| Number of ports | 2 |
| Cavitation factor | 0.2 |
| Media temperature | 150 °C |
| Net weight | 374 Kilogram |
| Gross weight | 374 Kilogram |
| EAN | 5710104043104 |
| HS code | 8481.80 (taps, cocks, valves for pipes) |
| Cavitation factor 100% | 0.16 |
| Cavitation factor 25% | 0.2 |
| Cavitation factor 50% | 0.31 |
| Cavitation factor 75% | 0.31 |
| China RoHS compliance | Out of scope |
| Connection types | Flange |
| Description | VFQ2 PN16 250/400 2-way flange VFM cast. |
| Diameter [mm] | 250 mm |
| EU RoHS compliance | Out of scope |
| Kvs values [m³/h] | 400 m³/h |
| Media temperature [°C] [Max] | 150 °C |
| Mounting version | Free |
| Pressure nominal [bar] | 16 bar |
| Pressure rating | PN 16 (16 bar) |
| Temperature range | 150 °C |
| Standard size | DN 250 |
| MOQ | 1 |
Valve body for Danfoss self-acting / motorized control assemblies. Combine the VFQ 2 DN250 body with a matched actuator (self-acting AFQ, or AFQ / AMV / AME) sized for the required duty. Select the body by nominal size (DN250), pressure class (PN 16) and flow coefficient (Kvs 400 m³/h) before ordering.