CO2 Fire Fixed System CO2 Fire Fighting System Certification: CCS, BV, RINA CO2 Fire Fighting System ModelZEG42TypeFixedNominal pressure14.7MpaVolume of CylinderCO2 Cylinder40L, 68LN24LCharging ratio of CO20. ... gas start-upGasN2, CO2Pressure class5.9MpaCertification: CCS, BV, LLOYDS CO2 Fire Fighting System