Process Check valve 402

The check valve 402 is a compact, robust check valve for use with clear liquids and is suitable for many applications in the field of water collection, water distribution, general networks and pump sets. The 402 is particularly suitable for installations where there is a high risk of water hammering.

Advantages:
- operation in any position;
- minimal pressure loss;
- low noise, density, compactness; - exceptional robustness;
- causes no water hammer;
- spring loaded.
- notch for cable passage for submersible pumps up to DN100;
- closing system with long axial guide and limited stroke length;
- sealing ensured by a flat sealing ring;

 
- Housing: cast iron with epoxy coating.
- Flange connection: according to EN 1092-2.
- Check valve seats: cast iron with bronze guide.
- Seals: rubber.
- Pressure gauge: brass.
- Max. system pressure: PN10 (10 bar) (PN16 on request).
- Min. operating temperature: -10 °C.
- Max. operating temperature: 100 °C.