Safety shut-off valves for securing all downstream fittings against excess or insufficient gas pressure, with safety device, therefore no purge line required (only DN 25 and 40), for gas, lower trip pressure pdu standard adjusting range: 8-16 mbar (factory setting: 10 mbar), upper trip pressure pdo: 100-210 mbar on JSAV 25-40 (factory setting: 120 mbar) or 60-170 mbar on JSAV 50-100 (factory setting: 120 mbar), EU certified.
DN: 25 to 100,
connection: thread or flange,
pu: max. 4 bar,
pdo: 18 to 550 mbar.