Procurement of gas purifiers for System 1015

Purification method: ambient temperature purification (adsorption and filtration), no heat or power required to operate Gas purified: Helium Impurities removed: Water, Oxygen, Carbon Dioxide, Carbon Oxide, Hydrogen including its isotopes (Deuterium and Tritium) and dust particles Outlet purities: below 100 pptV for H2O, O2, CO2, CO and H2 Adsorption capacity: at least for 15 g of hydrogen equivalent (where deuterium amount is divided by 2 and tritium amount by 3) including its isotopes and 5 g of oxygen and 1 g of water and 0.25 g of carbon dioxide Outlet particle filter: HEPA Class H14 as per EN 1822-1:2019 or equivalent Lifetime: 1 year with an inlet challenge of 1 ppm moisture and 1 ppm oxygen at a flow rate of 480 standard liters per minute Maximum flow rate: 2000 standard liters per minute Orientation: vertical Minimum operating temperature: 0C Maximum operating temperature: 65C(1) Maximum allowable working temperature: 100C(1) Maximum allowable working pressure: 16 barg Maximum pressure drop: 1.3 bar (20 psi) at the maximum flow rate with an inlet pressure of 6.2 barg (90 psig) Maximum allowable leak rate: 1·10-9 mbar·l/s of He