Safety relief valve 21 bar SFA15 / 148F3321

Applicable for the refrigerants HCFC, HFC, R717 (Ammonia), and R744 (CO2) within a temperature range of –50°C* -+100°C (–58°F* - +212°F). Flammable hydrocarbons are not recommended. For further information please contact Danfoss. Pressure setting range: 10 - 40 bar g (145 - 580 psi g). * Below –30°C (–22°F) full tightness can only be guaranteed when refrigerant pressure is equal to or lower than 0.5 x Pset Classified for: Fluid Group 1, Category: IV