I.S. EN 50289-4-11:2002
Current
The latest, up-to-date edition.
COMMUNICATION CABLES - SPECIFICATIONS FOR TEST METHODS - PART 4-11: ENVIRONMENTAL TEST METHODS - A HORIZONTAL INTEGRATED FIRE TEST METHOD
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.
1 Scope
2 Normative references
3 Definitions, symbols and abbreviations
4 Test environment
5 Test apparatus
5.1 Air-inlet chamber
5.2 Air-inlet shutter
5.3 Fire-test chamber
5.4 Gas burner
5.5 Removable top cover
5.6 Exhaust transition
5.7 Exhaust duct
5.8 Exhaust duct velocity measurement system
5.9 Smoke measurement system
5.10 Smoke release rate measurement system
5.11 Exhaust duct damper
5.12 Exhaust blower
5.13 Fire-test chamber airflow system
5.14 Ladder cable tray
5.15 Fire-test chamber temperature measurement
instruments
5.16 Data acquisition equipment
5.17 Heat release rate measurement system
6 Test specimens
7 Calibration and maintenance of test equipment
7.1 Maintenance
7.2 Frequency of calibration
7.3 Airflow
7.3.1 Air leakage test
7.3.2 Supplemental air leakage test
7.3.3 Velocity traverse test
7.4 Smoke measurement system calibration test
7.5 Fuel
7.6 Reinforced inorganic cement board test
7.6.1 Temperature preheat
7.6.2 Temperature history test
7.7 Standard insulated conductor test
7.8 Procedures for calibration of heat release rate
measurement equipment
7.8.1 Analyser calibration
7.8.2 Delay time
7.8.3 Calibration test
8 Test specimen preparation
8.1 Specimen conditioning
8.2 Determination of specimen diameter
8.3 Number of cable lengths
8.4 Cable mounting
9 Test procedures
9.1 Flame propagation distance and smoke measurement
test procedure
9.2 Heat release test procedure
9.3 Time-to-ignition test procedure
9.4 Flaming droplets/particles test procedure
10 Post-test clean-up and inspection
10.1 Smoke measurement system post-test procedure
10.2 Heat release rate post-test procedure
11 Calculations
11.1 Optical density of smoke
11.2 Smoke release rate calculation
11.3 Exhaust duct velocity measurement calculations
11.4 Exhaust duct volumetric flow rate calculations
11.5 Heat release rate calculations
11.5.1 Peak heat release rate
11.5.2 Total heat released
11.6 Time-to-ignition calculations
11.7 Flaming droplets/particles calculations
12 Report
Annex A (normative) Method for determining suitability of
oxygen analysers for making heat release
measurements
Annex B (informative) Material information list
Annex C (informative) Brick sizes and locations
Important note : All end users must be registered with an Account prior to user licenses being assigned.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.