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Braukmann Refilling combination for closed heating systems, NK295C

Braukmann Refilling combination for closed heating systems, NK295C

The refilling combination serves filling and refilling of closed heating systems to DIN EN 12828:2003. It can be connected in accordance to EN 171...

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


Product Type
Standard version