ENISO 13351 EUROPEANSTANDARD NORME EUROPEENNE EUROPAISCHE NORM September 2024 ICS 23.120 Supersedes EN IS0 13351:2009 English Version Fans - Dimensions (IS0 13351:2024) Ventilateurs - Dimensions (IS0 13351:2024) Ventilatoren - Abmessungen (IS0 13351:2024) This European Standard was approved by CEN on 25 August 2024. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English,French,German).A version in any other languagemadeby translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkiye and United Kingdom. cen EUROPEAN COMMITTEE FOR STANDARDIZATION COMITEEUROPEENDENORMALISATION EUROPAISCHES KOMITEE FUR NORMUNG CEN-CENELECManagementCentre:RuedelaScience23,B-1040Brussels 2024CEN All rights of exploitation in any form and by any means reserved Ref.No.ENISO13351:2024E worldwide for CEN national Members. EN IS0 13351:2024 (E) Contents Page European foreword... 2 EN IS0 13351:2024 (E) European foreword collaboration with Technical Committee CEN/TC 156 "Ventilation for buildings" the secretariat of which is held by BSI. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by March 2025, and conflicting national standards shall be withdrawn at the latest by March 2025. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN shall not be held responsible for identifying any or all such patent rights. This document supersedes EN IS0 13351:2009. Any feedback and questions on this document should be directed to the users' national standards body/nationalcommittee.AcompletelistingofthesebodiescanbefoundontheCENwebsite. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkiye and the United Kingdom. Endorsement notice The text of IS0 13351:2024 has been approved by CEN as EN IS0 13351:2024 without any modification. 3