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Braukmann Refilling combination with demineralisation cartridge, NK300S-VE

Braukmann Refilling combination with demineralisation cartridge, NK300S-VE

The demineralisation unit of the Honeywell NK300S-VE facilitates the demineralisation of heating water according to VDI-guideline 2035, sheet 1 and...

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Product Description

The demineralisation unit of the Honeywell NK300S-VE facilitates the demineralisation of heating water according to VDI-guideline 2035, sheet 1 and 2. Limescale and thereby caused damages and malfunction in hot water heating system (EN12828) are avoided efficiently.
The refilling combination fitted on the inlet and based on a BA-type backflow preventer protects the potable water supply against back flow of heating water according to EN1717.
  • Integrated water meter simplifies the determination of cartridge exchang
  • Easy exchange of cartridge without tools
  • 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
  • Backflow preventer approved for noise level protection, class 2
  • Pressure reducing valve approved for noise level protection, class 1
  • Pressure reducing valve with inlet pressure balancing - inlet pressure fluctuation does not influence the outlet pressure
  • Outlet pressure adjustable and directly at the pressure gauge readable

Technical Properties

Approvals DVGW (for refilling unit NK300S)
Media water
Port connection external threads
Nominal pressure PN10
Outlet pressure 1,5 ... 4 bar
Max. media temperature 30 oC
Kvs value 0,45
Materials Dezincification-resistant brass housing; discharge valve, cartridge insert, valve insert, mechanical components of the blending unit and spring bonnet made of high-quality plastic; fibre-reinforced EPDM diaphragm; seals in NBR and EPDM; spring steel adjustment spring; stainless steel fine filter mesh; polypropylene cartridge
Filter mesh 200 micron
Housing (HxWxD) 524 mm | 483 mm | - mm
Additional Descriptions Suitable for heating systems with the following materials: aluminium, aluminium alloys, steel, copper, copper alloys and plastics.
  • Treated water has modified corrosive chemical parameters. Conditioning by means of inhibitors has to be done separately.

Related Material

Products

Product Type
Standard version with 1/2" threaded connections and 200micron filter in the refilling combination

NK300S-VE-1/2A

Accessories and replacement parts

Accessories

Image Description Product Type Downloads
Maintenance set for refilling combination NK300 for use with TK295 resp. TKA295. WS300NK  

Spare Parts

Image Description Product Type Downloads
Check valve for size 1/2" 0904138  
Valve insert complete for size 1/2" D04FMA-1/2  
Blanking plug with O-ring R1/4" (5 pcs.) S06K-1/4  
Pressure gauge, range 0-10 bar M38K-A10  
Water flow meter WZ300  
Test valve for sizes 1/2" - 2" 2421100  
3.5l complete demineralisation cartridge with ionic exchange resin P300-LES