ISO INTERNATIONAL STANDARD 6182-4 Second edition 2019-03 Fire protection Automatic sprinkler systems - Part 4: Requirements and test methods for quick opening devices Protection contre I'incendie-Systemes d'extinction automatique du type sprinkler- Partie 4: Exigences et methodes d'essai des dispostifs a ouverture rapide Reference number ISO6182-4:2019(E) ISO @IS02019 IS06182-4:2019(E) COPYRIGHTPROTECTEDDOCUMENT @ISO2019 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either IsO at the address below orIso's memberbody in the countryof therequester. ISO copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone:+41227490111 Fax:+4122749 09 47 Email: copyright@iso.org Website: www.iso.org Published in Switzerland ii @ IS0 2019- All rights reserved IS0 6182-4:2019(E) Contents Page Foreword ..iv 1 Scope ..1 2 Normative references 3 Terms and definitions 4 Requirements .2 4.1 Rated working pressure 2 4.2 Leakage test (see 6.4) .2 4.3 Bodies and covers. 22 4.4 Strength test (see 6.5) 4.5 Components. 3 4.6 Non-metallic components (excluding gaskets, diaphragms and seals) .3 4.7 Clearances 3 4.8 Protection of orifices 3 4.9 Gauge connection. .3 4.10 Operation (see 6.6) 3 4.11 Equilibrium time (see 6.7) .4 5 Production testing and quality control 6 Performancetests ..4 6.1 General ..4 6.2 Metallic materials, components (see 4.5.2) 6.3 Non-metallic components (see 4.6) .4 6.3.1 Air-oven ageing for non-metallic components (excluding gaskets, diaphragms,andseals)normallyexposedtoair 4 6.3.2 Warm water ageingfor non-metallic components (excluding gaskets, diaphragms,andseals)normallyexposedtowater .5 6.4 Leakage test (see 4.2) .5 6.5 Strength test (see 4.4) .5 6.6 Operationaltests(see4.10) .6 6.7 Equilibrium time test (see 4.11) ..6 7 Marking 8 Manufacturer's installation instructions .6 Bibliography . @ IS0 2019 -All rights reserved iii