NEN EN 54-7 : 2001 AMD 2 2006
Current
The latest, up-to-date edition.
FIRE DETECTION AND FIRE ALARM SYSTEMS - PART 7: SMOKE DETECTORS - POINT DETECTORS USING SCATTERED LIGHT, TRANSMITTED LIGHT OF IONIZATION
12-01-2013
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
4.1 Compliance
4.2 Individual alarm indication
4.3 Connection of ancillary devices
4.4 Monitoring of detachable detectors
4.5 Manufacturer's adjustments
4.6 On-site adjustment of response behavior
4.7 Protection against the ingress of foreign
bodies
4.8 Response to slowly developing fires
4.9 Marking
4.10 Data
4.11 Additional requirements for software controlled
detectors
5 Tests
5.1 General
5.2 Repeatability
5.3 Directional dependence
5.4 Reproducibility
5.5 Variation in supply parameters
5.6 Air movement
5.7 Dazzling
5.8 Dry heat (operational)
5.9 Cold (operational)
5.10 Damp heat, steady state (operational)
5.11 Damp heat, steady state (endurance
5.12 Sulfur dioxide (SO[2]) corrosion (endurance)
5.13 Shock (operational)
5.14 Impact (operational)
5.15 Vibration, sinusoidal (operational)
5.16 Vibration, sinusoidal (endurance)
5.17 Electromagnetic compatibility (EMC), immunity
tests (operational)
5.18 Fire sensitivity
Annex A (normative) - Smoke tunnel for response threshold
value measurements
Annex B (normative) - Test aerosol for response threshold
value measurements
Annex C (normative) - Smoke measuring instruments
Annex D (normative) - Apparatus for dazzling test
Annex E (informative) - Apparatus for impact test
Annex F (informative) - Fire test room
Annex G (normative) - Smouldering (pyrolysis) wood fire
(TF2)
Annex H (normative) - Glowing smouldering cotton fire
(TF3)
Annex I (normative) - Flaming plastics (polyurethane)
fire (TF4)
Annex J (normative) - Flaming liquid (n-heptane) fire
(TF4)
Annex K (informative) - Information concerning the
construction of the smoke tunnel
Annex L (informative) - Information concerning the
requirements for the
response to slowly
developing files
Annex M (informative) - Information concerning the
construction of the
measuring ionization chamber
Annex ZA (informative) - Clauses of this European Standard
addressing essential requirements
or other provisions of EU Directives
Bibliography
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.