Understanding of FISHER R622-DFF and R522 Gas Regulators:

◆Technical parameters of the R622-DFF regulator: Inlet pressure is around 2KG, outlet pressure is approximately 3KPA; it can handle up to 30 cubic meters, with a 6-point diameter, i.e., DN20, making it an excellent secondary pressure reducing valve for liquefied petroleum gas and natural gas. ◆Built-in safety relief device ◆Simple pressure setting ◆Uses special long-life component materials ◆High regulation accuracy ◆Inlet pressure can reach up to 17 bar ◆Suitable for various gases including natural gas, liquefied petroleum gas, air, etc. ◆It is an excellent primary pressure reducing valve for combustion engines and burners.