Product Description
The refilling combination serves automatic filling and refilling from closed heating systems to DIN EN 12828:2014-07. It can be connected in accordance with EN 1717 permanently with the drinking water supply. The refilling combination combines a CA type backflow preventer, pressure reducing valve and two ball valves in one appliance. The unit consists of all needed devices for refilling a heating installation according to conforming standards are contained.
Technical Properties
| Media |
Water without inhibitors |
| Mounting position |
horizontal |
| Outlet pressure |
1,5 ... 6 bar |
| Max. media temperature |
65 oC |
| Materials |
Dezincification-resistant brass housing; discharge connection, valve cartridge, valve insert and spring hood in high-grade synthetic material; high-grade synthetic material check valve; seals in NBR; spring steel adjustment spring; isolation shell in EPP |
| Additional Descriptions |
- Permanent connection with the drinking water supply in accordance with EN1717 by hose line or piping is possible
- Optimal protection of the drinking water supply system up to fluid category 3
- Meets KTW recommendations for drinking water
- Field-tested reliable pressure reducing valve
- Pressure reducing valve with inlet pressure balancing - inlet pressure fluctuation does not influence the outlet pressure
- Outlet pressure adjustable and directly visible on the pressure gauge
- Corrosion resistant by use of dezincification-resistant brass
- Low pressure loss and high flow rate
- Compact construction
- Variable connection options to the heating system
- Low maintenance effort
|
| Maximum inlet pressure |
10 bar |
| Minimum inlet pressure |
1,5 bar |
| Liquid category (EN1717) |
class 3 |
