"Valves And Pumps Specialists"
They are used to keep inlet pressure in the system constant. This type of pressure relief valves is used for diesel fuel,petrol, oils etc. Construction of these pressure relief valves allows easy adjustment of the opening with specific span of pressures at the entrance. In case of exceeding the system pressure, the valve opens and the excess of fluid flows back into the tank through the output flange.They are made for pressure grades up to Pmax=300 bar and in sizes DN10- DN50.