ISO INTERNATIONAL STANDARD 14696 First edition 2009-05-01 Reaction-to-fire tests Determination of fire and thermal parameters of materials, products and assemblies using an intermediate-scale calorimeter(CAL) Essais de reaction au feu-Détermination, a I'aide d'un calorimetre a échelle intermediaire (ICAL), des parametres thermiques et relatifs au feudesmateriaux,produitsetouvrages Reference number ISO14696:2009(E) SO @ISO2009 ISO 14696:2009(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this file, parties accept therein the responsibility of not infringing Adobe's licensing policy. The ISO Central Secretariat accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by IsO member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. COPYRIGHTPROTECTEDDOCUMENT @ISO2009 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, ISO's member body in the country of the requester. ISO copyright office Casepostale 56:CH-1211Geneva20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland ii @ ISO 2009 - All rights reserved ISO14696:2009(E) Contents Page Foreword. 1 Scope.. 2 Normativereferences 3 Terms, definitions, symbols and units 3.1 Terms and definitions... 3.2 Symbols and units . 3 4 Principle 5 Apparatus 5.1 General..... 5.2 Radiant panel .... 5.3 Radiantpanel constant irradiancecontroller 5.4 Specimen holderassembly components 5.5 Othermajorcomponents ... 6 Significance and use . 10 7 Testspecimens 11 7.1 Size and preparatior 7.2 Conditioning. 8 Calibration of apparatus 11 8.1 General. 8.2 Heat flux uniformity 11 8.3 Heat flux/distance relationship. 8.4 Heat release.. 8.5 Mass loss.... 8.6 Smoke obscuration 3 8.7 Gas analysis 13 8.8 Heat flux meter 13 9 Test methods 14 9.1 Preparation 14 9.2 Procedure 14 10 Calculations. 15 11 Test report 15 11.1 Descriptive information.. 15 11.2 Table of numerical results 16 11.3 Graphical results.. 11.4 Descriptive results 16 12 Test limitations.. 13 Hazards 17 14 Precision and bias. 17 AnnexA (normative)Designofexhaustsystem... 40 AnnexB (normative)Instrumentationinexhaustduct 41 Annex C (informative) Considerations for heat release measurements.. 44 AnnexD (normative) Measurementequations... 48 @ISO 2009 -All rights reserved ii ISO 14696:2009(E) Annex E (informative) Commentary..... AnnexF(informative)Measurement and determination of other parameters and values needed in computer firemodels.... Annex G (informative) Determination of the precision and bias of the test method... Bibliography ..... iv @ IS0 2009 - All rights reserved ISO 14696:2009(E) Foreword ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO International Electrotechnical Commission(lEC)onallmattersofelectrotechnicalstandardization International Standards are drafted in accordance with the rules given in the ISO/lEC Directives, Part 2. International Standard requires approval by at least 75 % of the member bodies casting a vote. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent andgrowth. @ISO 2009-All rights reserved ISO14696:2009(E) INTERNATIONALSTANDARD Reaction-to-fire testsDeter