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FIXED FIREFIGHTING SYSTEMS - COMPONENTS FOR SPRINKLER AND WATER SPRAY SYSTEMS - PART 2: WET ALARM VALVE ASSEMBLIES

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-1999

Publisher

National Standards Authority of Ireland

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For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

Foreword
1 Scope
2 Normative references
3 Definitions
4 Wet alarm valve assembly construction and
  performance
5 Retard chamber construction and performance
6 Marking
7 Instructions for fitting and operation
8 Evaluation of conformity
Annex A (normative) - Fire exposure test for body and cover
Annex B (normative) - Strength test for body and cover
Annex C (normative) - Performance tests
Annex D (normative) - Fatigue test for springs and diaphragms
Annex E (normative) - Endurance tests
Annex F (normative) - Resistance to ageing test for non-metallic
         components (excluding gaskets and seals)
Annex G (normative) - Resistance to adhesion test for sealing
         assembly elements
Annex H (normative) - Determination of pressure loss due to
         hydraulic friction loss
Annex I (normative) - Leakage resistance test
Annex J (normative) - Strength test for retard chambers
Annex K (informative) - Typical testing schedule and example
         of test specimen numbers for wet alarm valve assemblies
         and retard chambers (only for conventional design)
Annex L (informative) - Recommendations for type approval
         testing
Annex M (informative) - Attestation of conformity
Annex N (normative) - Salt mist corrosion test
Annex ZA (informative) - Clauses of this European Standard
         addressing the provisions of the EU Construction
         Products Directive
Bibliography

Defines requirements for constructions and performance of wet alarm valve assemblies and automatic sprinkler systems.

DocumentType	Standard
Pages	57
PublisherName	National Standards Authority of Ireland
Status	Current

Standards	Relationship
EN 12259-2:1999/A2:2005	Identical
BS EN 12259-2:1999	Identical
DIN EN 12259-2:2001-08	Identical
UNI EN 12259-2 : 2006	Identical
UNE-EN 12259-2:2000	Identical