The ‘SL’ series slum shut valves are suitable for low medium and high outlet pressure. The ‘SL’ series slum shut valves are supplied with external sensing lines and are preset for an optional connection to an internal sensing line by the customer. The function of the SL series shutoff valve is to shut off gas flow upstream or dowstream in setting pressure to make the inlet system safe. The valve is closed automatically when the adjustment pressure accidentally exceeds the block set pressure. The valve can only be opened manually and this must only be after the problem that caused the closure is found and eliminated. Slam shut valve with self operated actuation and manual resetting, it is an ideal product for distribution networks or gas used systems SL is suitable for natural gas and all non corrosive gases
