This document specifies performance requirements, methods of test and marking requirements for pre-action dry alarm valves, valve sets and manufacturers' specified relevant trim used in non-interlock pre-action automatic fire protection systems. Performance and test requirements for other auxiliary components or attachments to pre-action dry valves are not covered by this document.
Status: PublishedPublication date: 2019-05
Edition: 2Number of pages: 24
Technical Committee: ISO/TC 21/SC 5 Fixed firefighting systems using water
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