


| Parameter | Value |
|---|---|
| EAN () | 5710104063041 |
| Type () | NVD 402 |
| Volume () | 2.641 Liter |
| Function () | Non-return |
| Net weight () | 6.366 Kilogram |
| Valve size () | DN 50 |
| Valve type () | Check Valve |
| Application () | District Heating |
| Description () | NVD 402 PN16 DN50 |
| Gross weight () | 6.4 Kilogram |
| Diameter [mm] () | 50 mm |
| Label product () | Yes |
| Product group () | Butterfly valves |
| Media pH [Max] () | 10 |
| Media pH [Min] () | 7 |
| Operation type () | Self-operating |
| Pressure class () | PN 16 |
| Number of ports () | 2 |
| Connection types () | Flange |
| SCIP dossier no. () | e7217506-d988-44de-bf3d-a0870db16632 |
| Permissible media () | District heating/cooling circulation water |
| EU RoHS compliance () | Out of scope |
| Kvs values [m³/h] () | 99 m³/h |
| Medium alternative () | Glycolic water up to 50% |
| UK RoHS compliance () | Out of scope |
| Valve body material () | Grey cast iron EN-GJL-250 (GG-25) |
| Medium alternative 2 () | Domestic water |
| Mounting orientation () | free |
| China RoHS compliance () | Out of scope |
| Pressure nominal [bar] () | 16 bar |
| SCIP dossier product name () | 065B7471 |
| Media temperature [°C] [Max] () | 100 °C |
| Media temperature [°C] [Min] () | -10 °C |
| REACH Candidate List substances () | Lead (CAS no. 7439-92-1) |
| In scope of WEEE and contain batteries () | No |
Technical specifications and performance data
Installation and operation guide