... requires air compressor, refrigeration dryer, filters, air tank, nitrogen generator and gas buffer tank. 2, Principle: When the ... and adsorbedin carbon molecular sieve under pressure. Non-adsorbed nitrogen is discharged from outlet of adsorption tower. Oxygen ... Technical Parameters of ZR-3/30Nm³/h Nitrogen Generator Nitrogen Capacity/Flowrate: 3-3000Nm³/h Nitrogen Purity: 95%-99.9995% (95%, ...