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NFPA 262 2023

NFPA 262 2023

$80.71

NFPA 262: Standard Method of Test for Flame Travel and Smoke of Wires and Cables for Use in Air-Handling Spaces

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NFPA 2023
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Access the most current test method to help make more accurate assessments of smoke and fire spread in plenums. NFPAĀ® 262, Standard Method of Test for Flame Travel and Smoke of Wires and Cables for Use in Air-Handling Spaces, is a vital resource for testing labs to help improve fire safety and ensure compliance. The 2023 edition presents the most current test procedures for evaluating the potential for fire spread along cables and wires housed in a plenum or other environmental space. Changes to the 2023 edition of NFPA 262 include: Editorial corrections for improved accuracy Updated references throughout

PDF Catalog

PDF Pages PDF Title
8 Chapter 1 Administration
1.1 Scope.
1.2 Purpose.
1.3 Application.
1.4 Units.
1.5 Summary of Test Method.
9 Chapter 2 Referenced Publications
2.1 General.
2.2 NFPA Publications. (Reserved)
2.3 Other Publications.
2.4 References for Extracts in Mandatory Sections. (Reserved)
Chapter 3 Definitions
3.1 General.
3.2 NFPA Official Definitions.
3.3 General Definitions.
Chapter 4 Test Apparatus
4.1 Fire Test Room.
4.2 Fire Test Apparatus.
14 4.3 Fire Test Chamber Airflow System.
4.4 Ladder Cable Tray.
15 4.5 Fire Test Chamber Temperature Measurement Instruments.
4.6 Data Acquisition Equipment.
Chapter 5 Test Specimens
5.1 Specimens.
16 Chapter 6 Maintenance and Calibration of Test Equipment
6.1 Maintenance.
6.2 Frequency of Calibration.
6.3 Airflow.
6.4 Smoke Measurement System Calibration Test.
17 6.5 Fuel.
6.6 Uncoated Fiber-Reinforced Cement Board Test.
18 Chapter 7 Test Specimen Preparation
7.1 Specimen Conditioning.
7.2 Determination of Specimen Diameter.
7.3 Number of Cable Lengths.
7.4 Cable Mounting.
Chapter 8 Test Procedure
8.1 Procedure.
19 8.2 Exhaust Duct Velocity Measurement Calculations.
Chapter 9 Post-Test Cleanup and Inspection
9.1 Debris.
9.2 Windows.
9.3 Supports.
9.4 Damaged Boards.
9.5 Preparation for Next Test.
9.6 Cleanliness of Smoke Measurement System.
20 Chapter 10 Calculations
10.1 Optical Density of Smoke.
10.2 Exhaust Duct Velocity Measurement Calculations.
Chapter 11 Report
11.1 Data.
Chapter 12 Precision and Bias
12.1 Applicability.
Annex A Explanatory Material
22 Annex B Smoke and Heat Release Measurements
24 Annex C Smoke Measurement System and Chamber-Brick Configuration: Detail Drawings
35 Annex D Standard Reference Cable Test
36 Annex E Informational References

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NFPA 262 2023
$80.71