LANDING VALVE

LANDING VALVE

MODEL: NDR097KM


Landing valve is an assembly comprising a valve and outlet connection from a wet or dry riser. It is considered as a core part of the hose system that works as a manual stop valve allowing you to completely control your firefighting system. We have three types of Landing Valve- 1. Flanged, 2. Thread, 3. Pressure Reducing.


  • BSI Kitemark and LPCB certified
  • Body material made of copper alloy to EN 1982
  • Hand wheel material made of grey cast iron to BS EN 1561
  • Blank cap material made of copper alloy to EN 1982
  • Possible to replace the gland seal when under pressure with the valve fully closed
  • Disc facing rubber is of replaceable type
  • Valves are provided with a strap and pad lock so that the hand wheel can be secured to counter unauthorized use
  • The hand wheel is BLACK painted and body to RED
  • NAFFCO pressure reducing oblique landing valves are suitable for installation on wet risers in buildings for fire fighting purposes, permanently charged with water from a pressurized supply.
  • These landing valves are pressure reducing type designed to provide a range of outlet pressure (4 bar -12 bar). The Landing valves are classified under high pressure and are suitable for use at nominal inlet pressure up to 20 bar.
       

Model No.

NDR 098

NDR 097

NWR

Valve Type

Oblique, Flanged Inlet

Oblique, Threaded Inlet

Oblique, Pressure Reducing, Flanged Inlet

Pressure Rating

Low Pressure Valve

Do

High Pressure Valve

Nominal Size

DN50

DN 21/2"

DN50

Working Pressure

15 Bar Maximum

Do

20 Bar Maximum

Test Pressure

Valve Seat Test at 16.5 Bar • Body Test at 22.5 Bar

Do

Valve Seat Test at 22 Bar • Body Test at 30 Bar

Flange Drilling

BS 4504 Part 2:1974 Table:16/21

 

BS4504 Part: 2 :1974Table : 16/2

Water Flow Rate

8.5 L/S @ 4 Bar Outlet Pressure

Do

8.5 L/S @ 4 Bar Outlet Pressure

Min. Valve Pressure Regulating

 

 

4-12 Bar

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