Elster Jeavons S300 Gas Over Pressure Slam Shut Valve
The S300 in-line over pressure slam shut (OPSS) unit protects gas installations, especially polyethylene pipework, from potentially dangerous over pressure situations. The unit is fitted after the first stage regulator. When the pressure increases above the predetermined set pressure, the OPSS unit trigger mechanism operates and the valve shuts off the gas supply. Resetting of the unit can only be achieved manually Maximum inlet pressure 20 bar Pressure trip off range 2 - 4 bar.
Suitable for LPG only