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BS EN 13823:2020+A1:2022:2023 Edition

BS EN 13823:2020+A1:2022:2023 Edition

$215.11

Reaction to fire tests for building products. Building products excluding floorings exposed to the thermal attack by a single burning item

Published By Publication Date Number of Pages
BSI 2023 104
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PDF Catalog

PDF Pages PDF Title
2 undefined
8 1 Scope
2 Normative references
3 Terms and definitions
10 4 Test facility
4.1 General
4.2 Test room
11 4.3 Materials
12 4.4 Test apparatus
14 4.5 Smoke exhaust system
4.6 General measurement section equipment
15 4.7 Other general equipment
16 5 Test specimen
5.1 Dimensions of specimen
17 5.2 Mounting of specimen
5.2.1 Mounting as in end use application
5.2.2 Standard mounting
19 5.3 Installation of the specimen wings in the trolley
20 5.4 Number of specimens
6 Conditioning
7 Principle
21 8 Test procedure
8.1 General
8.2 Testing operations
22 8.3 Visual observation and manual recording of data
8.3.1 General
8.3.2 Pre-test conditions
8.3.3 Lateral flame spread on the long wing
8.3.4 Flaming particles or droplets
24 8.3.5 End of test conditions
8.3.6 Recorded events
8.4 Automated recording of data
25 8.5 Early termination of test
9 Expression of results
26 10 Test report
27 Annex A (normative)Calculation procedures
A.1 General
A.1.1 General remarks
A.1.1.1 General
A.1.1.2 Notation
28 A.1.2 Calculations to be performed on the test data
A.1.3 Calculations to be performed on calibration data
A.1.4 Standard data set
A.2 Synchronization of data
30 A.3 Checking equipment response
A.3.1 Temperature readings
A.3.2 Drift in gas concentration measurement
A.3.3 Drift in light attenuation measurement
31 A.4 Exposure period
A.5 Heat output
A.5.1 Calculation of heat release rate (HRR)
A.5.1.1 Total HRR of specimen and burner: HRRtotal
33 A.5.1.2 HRR of the burner
34 A.5.1.3 HRR of the specimen
A.5.1.4 Calculation of HRR30s
35 A.5.2 Calculation of THR(t) and THR600s
A.5.3 Calculation of FIGRA0,2MJ and FIGRA0,4MJ (fire growth rate indices)
36 A.6 Smoke production
A.6.1 Calculation of smoke production rate (SPR)
A.6.1.1 Total SPR of specimen and burner: SPRtotal
37 A.6.1.2 SPR of the burner
38 A.6.1.3 SPR of the specimen
39 A.6.1.4 Calculation of SPR60s
A.6.2 Calculation of TSP(t) and TSP600s
40 A.6.3 Calculation of SMOGRA (smoke growth rate index)
41 A.7 Calculations for calibrations – Propane heat release
42 Annex B (informative)Precision of test method
B.1 General remarks and results
43 B.2 Calculation of test results
B.3 Statistical analysis
44 B.4 Statistical results
49 Annex C (normative)Calibration procedures
C.1 Procedures for separate pieces of equipment
C.1.1 General
C.1.2 Oxygen analyser adjustment
C.1.3 Oxygen analyser output noise and drift
C.1.3.1 General
C.1.3.2 Procedure
50 C.1.3.3 Criteria
C.1.3.4 Calibration report
C.1.4 Carbon dioxide analyser adjustment
C.1.5 Light system calibration
C.1.5.1 General
C.1.5.2 Stability check
51 C.1.5.3 Optical filter check
C.2 System response calibrations
C.2.1 Burner switch response time
53 C.2.2 Burner heat output step calibration
C.2.2.1 General
C.2.2.2 Procedure
54 C.2.2.3 Calculations
56 C.2.2.4 Criteria
C.2.2.5 Calibration report
C.2.3 Heptane calibration
C.2.3.1 General
57 C.2.3.2 Procedure
C.2.3.3 Calculations
58 C.2.3.4 Criteria
C.2.3.5 Calibration report
C.2.4 Velocity profile factor kt,v
C.2.4.1 General
C.2.4.2 Measurement specifications
59 C.2.4.3 Actions
60 C.2.4.4 Calculation of kt,v
C.2.4.5 Measurement report
C.2.5 Flow factor kt
61 Annex D (informative)Calibration procedures
D.1 Procedures for separate pieces of equipment
D.1.1 General
D.1.2 Oxygen analyser adjustment
D.1.3 Carbon dioxide analyser adjustment
62 D.1.4 Check of propane mass flow controller
D.1.4.1 General
D.1.4.2 Procedure
D.1.4.3 Criterion
D.1.5 Optical filter check
D.1.5.1 General
D.1.5.2 Procedures
63 D.1.5.3 Criterion
D.2 Check of the thermal attack on the specimens
D.2.1 General
D.2.2 Procedure
64 Annex E (normative)Design drawings
99 Annex F (informative)Data file format
102 Annex G (informative)Record sheet

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