Oblique Landing Valve (Flanged Inlet)
NAFFCO landing valves are suitable for installation on wet risers in a building for fire fighting purposes with permanently charged water from a pressurised supply.
The landing valves are oblique type with flanged inlet and are manufactured to comply to BS 5041 Part 1 standard with delivery hose connection and blank cap complying with BS 336:2010 standard.
The landing valves are classified under low pressure and are suitable for use at nominal inlet pressure up to 15 bar.
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Features
- 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.
Specifications
| Model Number | NDR 098 | NDR 100* |
| Valve Type | Oblique, Flanged Inlet | |
| Pressure Rating | Low Pressure Valve | |
| Inlet Flange Size | DN50 | DN65 |
| Working Pressure | 15 bar Maximum | |
| Test Pressure | Valve Seat Test at 16.5 bar • Body Test at 22.5 bar | |
| Flange Drilling | BS 4504 Part 2:1974 Table:16/21 | |
| Water Flow Rate | 8.5 L/S @ 4 bar Outlet Pressure | |
*Kitemark approved only
