BS 5446-1:1990
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Components of automatic fire alarm systems for residential premises Specification for self-contained smoke alarms and point-type smoke detectors
Hardcopy , PDF
15-06-2000
English
31-07-1990
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Committees responsible
Foreword
Specification
Section 1. General
1. Scope
2. Definitions
Section 2. Requirements
3. Marking
4. Provision of information
5. Constructional requirements
Section 3. Tests
6. Testing
7. Measurement of response threshold
8. Directional dependence
9. Preliminary test and numbering
10. Connection and stability test
11. Repeatability
12. Supply voltage
13. Air movement
14. Ambient light
15. Elevated and depressed temperature
16. Humidity
17. Corrosion
18. Impact
19. Vibration
20. Fire sensitivity
21. Maximum sensitivity
22. Final test
23. Self-contained smoke alarms
Appendices
A. Windtunnel
B. Determination of optical density
C. Smoke density measuring instruments for tunnel tests
D. Ambient light test apparatus
E. Temperature test apparatus
F. Corrosion test apparatus
G. Assessment and testing to determine the adequacy of
personal protection agaisnt electric shock and against
the effects of excessive temperature; and of
protection against fire
Tables
1. Test schedule
2. Equivalent smoke densities
Figures
1. Plan view of test chamber
2. Schematic diagram of wood crib
3. Battery fault warning test circuit
4. A suitable wind tunnel for the measurement of
response threshold
5. Schematic diagram of optical density meter
Sets out requirements and describes tests for self-contained smoke alarms and point-type smoke detectors irrespective of operating principle for permanent installation for the protection of life in buildings where people sleep regularly. Excludes smoke detectors designed for use in ventilation ducts.
| Committee |
FSH/12
|
| DevelopmentNote |
DRAFT FOR COMMENT 89/39453 DC Approved under the UK Consumer Protection Act 1987
|
| DocumentType |
Standard
|
| Pages |
28
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
| Supersedes |
| BS 5839-1:1988 | Fire detection and alarm systems for buildings Code of practice for system design, installation and servicing |
| BS 5445-8:1984 | Components of automatic fire detection systems Specification for high temperature heat detectors |
| BS 5445-5:1977 | Components of automatic fire detection systems Heat sensitive detectors - point detectors containing a static element |
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