
SFA 10 / SFA 10H / SFA 15 / SFA 15-50
The SFA 10 and SFA 15 are standard, back pressure dependent safety relief valves in angle-way execution, specially designed for protection of vessels and other components against excessive pressure.The valve is designed to meet the strict quality demands and safety requirements for refrigeration installations, specified by the international classification societies.The spring housing is closed tightly to avoid refrigerant leakage.The inlet flow diameters of the valves are:• 6.8 mm (¼ in.) for SFA 10• 13 mm (½ in.) for SFA 15/SFA 15-50The valves can be ordered with set pressure:• between 10 and 27 bar (145 and 392 psig) for SFA 10• between 28 and 65 bar (406 and 943 psig) for SFA 10H• between 10 and 40 bar (145 and 580 psig) for SFA 15/SFA 15-50Standard pressure setting valves having "TÜV Pressure Setting Certificate" with each valve, are also available.
Features and benefits
- SFA 10 and SFA 15 applicable for the refrigerants HCFC, HFC, R717 (Ammonia), R744 (CO₂)
- SFA 10H applicable for CO₂ with POE and PAG oil
- Easy installation by threaded connections and Union fitted welding nipples
- Wide capacity range
- Stable set-point and reliable resetting
- Leak proof internal and external
- Easy selection by use of Cool selector
- Available with or without TÜV pressure setting certificate Safety relief valve, type SFA 10, SFA 10H, SFA 15 and SFA 15-50