ISO INTERNATIONAL STANDARD 16890-1 Firstedition 2016-12-01 Airfiltersforgeneralventilation- Part 1: Technical specifications, requirements and classification system based upon particulate matter efficiency (ePM) Filtres a air de ventilation generale - Partie1:Specificationstechniques,exigencesetsystemede classificationfonde sur I'efficacitedes particulesensuspension(ePM) Referencenumber ISO16890-1:2016(E) ISO @ISO2016 nalOrgar onforStandardizatior rovidedbyIHS rlicens sewithIS IS016890-1:2016(E) COPYRIGHTPROTECTEDDOCUMENT IS02016,Published in Switzerland All rights reserved.Unlessotherwise specified, nopartof this publicationmaybereproduced orutilized otherwise inanyform writtenpermission.PermissioncanberequestedfromeitherIsOattheaddressbeloworIsO'smemberbodyinthecountryof therequester. ISO copyrightoffice Ch.de Blandonnet 8.CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 0111 Fax+41227490947 [email protected] www.iso.org ganizationfor Standardization rovidedby IHS under license with IS IS016890-1:2016(E) Contents Page Foreword iv Introduction. .V 1 Scope. .1 2 Normativereferences .1 3 Terms and definitions .1 4 Symbolsandabbreviatedterms 5 Technical specifications and requirements .5 5.1 General. 5 5.2 Material 5 5.3 Nominalairflow rate. .5 5.4 Resistancetoairflow. .5 5.5 Fractionalefficiencycurves(particlesizeefficiencyspectrum) .5 5.6 Arrestance. .5 6 Testmethods andprocedure 6 7 Classificationsystembasedonparticulatematterefficiency(ePM) 6 7.1 Definition ofa standardized particles sizedistribution of ambientair .6 7.2 Calculationoftheparticulatematterefficiencies(ePM) 9 7.3 Classification 9 Reporting .10 8 8.1 General .10 8.2 Interpretationoftestreports 11 8.3 Summary ..12 AnnexA(informative)Sheddingfromfilters .17 AnnexB(informative)Examples .19 AnnexC(informative)Estimationofdownstreamfinedustconcentrations .23 Bibliography .26 ili Provided byIHS underlicense withISO