EVS-EN 12094-13:2001

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• Fixed firefighting systems - Components for gas extinguishing systems - Part 13: Requirements and test methods for check valves and non-return valves

  Description:

  This European Standard specifies the requirements and describes test methods for check and non-return valves for CO2 inert gas or halocarbon gas fire extinguishing systems.This standard is applicable to check valves installed between container valve and manifold and non-return valves installed in pilot lines, except those valves which are tested in combination with non-electrical control devices. Non-return and check valves allow the passage in the direction of flow and they prevent flow in the reverse direction.

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