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Excess-Flow Valve Valves

Self-acting, flow actuated shut-off valve

DBV Series

Design:
- leak-tight shut-off (manual reset required after actuation)
- limitation to minimal flow (automatic reset after shutoff of downstream line)
- Spring loaded
- Materials: Brass, st.st., POM and others upon request
- Seals:: Buna-N, EPDR, Viton, Chemraz PTFE
- Operating pressures up to 350 bar
- Nominal diameter: 8 - 25mm • Operating temperature: -20°C...+70°C (others upon request)
- Fluids: Gases compatible with materials of construction to flow in low-pressure applications to max. allowable differential pressure in high-pressue applications


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