Safety relief valve for relieving brief pressure surges in control systems thus preventing the safety shut-off valve JSAV from being activated unintentionally. The VSBV reduces too high a pressure increase due to gas creeps which are the result of gas pressure regulators that are not tight closing.
Compulsory for all gas pressure control systems in conjunction with a safety shut-offvalve JSAV pursuant to EN 746-2.
Safety relief valve for eliminating short-term pressure surges or preventing pressure increases due to gas creeps, for gas, EC type-tested and certified.
pu: max. 4 bar,
pf: 20 to 500 mbar.