OS GSO EN 12259-2:2011
EN 12259-2:1999
Omani Standard
Current Edition
·
Approved on
12 October 2011
Fixed firefighting systems - Components for sprinkler and water spray systems - Part 2: Wet alarm valve assemblies
OS GSO EN 12259-2:2011 Files
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OS GSO EN 12259-2:2011 Scope
This standard specifies requirements for constructions and performance of wet alarm valve assemblies and retard chambers used in automatic sprinkler systems Auxiliary components and attachments to wet alarm valve assemblies and retard chambers are not covered by this standard. NOTE: All pressure data in this European standard are given as guage pressure in bar (bar=100.000 Pa)
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