I.S. EN 12259-5:2002
Current
The latest, up-to-date edition.
FIXED FIREFIGHTING SYSTEMS - COMPONENTS FOR SPRINKLER AND WATER SPRAY SYSTEMS - PART 5: WATER FLOW DETECTORS
Hardcopy , PDF
English
01-01-2002
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.
Dates of withdrawal of national standards are available from NSAI.
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Construction and performance
4.1 General
4.2 Connections
4.3 Rated working pressure
4.4 Components
4.4.1 Water pressure retaining parts
4.4.2 Configuration
4.4.3 Strength
4.4.4 Fatigue resistance of springs and diaphragms
4.4.5 Materials for contacting parts
4.4.6 Microswitches
4.4.7 Earthing and electrical connections
4.4.8 Non-metallic components (excluding gaskets
and seals)
4.4.9 Sealing elements
4.5 Clearances
4.6 Operation
4.7 Corrosion resistance
4.8 Pressure loss due to hydraulic friction
4.9 Leak resistance
4.10 Endurance
4.11 Maintenance
5 Marking
6 Instructions for installation and operation
7 Evaluation of conformity
7.1 General
7.2 Initial type testing
7.3 Factory production control (FPC)
Annex A (normative) Verification of connection dimension
test
Annex B (normative) Pressurisation strength test
Annex C (normative) Resistance to ageing test for
non-metallic components (excluding gaskets and
seals)
C.1 Air oven ageing
C.2 Warm water ageing
Annex D (normative) Sealing elements tests
D.1 Non-reinforced elastomeric seals
D.2 Reinforced elastomeric seals
Annex E (normative) Clearances tests
E.1 Press-fit brushing test
E.2 Pipework obstruction test
Annex F (normative) Operation tests
F.1 Sensitivity
F.2 Operational cycling
F.2.1 Contact resistance test
F.2.2 Insulation resistance test
F.3 Temperature resistance
Annex G (normative) Salt mist corrosion resistance test
G.1 Reagents
G.2 Apparatus
G.3 Procedure
Annex H (normative) Hydraulic friction pressure loss test
Annex I (normative) Leakage resistance test
Annex J (normative) Endurance test
Annex K (informative) Typical testing schedule and example
of test specimen number of water flow detectors
Annex ZA (informative) Clauses of this European Standard
addressing essential requirements or other provisions
of EU Directives
Bibliography
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