Double safety valve of self pressurized liquid nitrogen tank

The double safety valve structure of the self pressurized liquid nitrogen tank shows that the pressure of the double safety valve is 0.09mpa and 0.15Mpa respectively;

Once the tank pressure of the automatic liquid nitrogen tank exceeds the high working pressure of Zui, the valve will be opened automatically, and the pressure will be automatically discharged to ensure the safety of the container and the surrounding personneI!

Double safety valves are used for liquid nitrogen tanks below 200L.