EN IS0 5114-1 EUROPEANSTANDARD NORME EUROPEENNE EUROPAISCHE NORM June 2024 ICS 17.140.01 English Version Acoustics - Determination of uncertainties associated with sound emission measures - Part 1: Sound power levels determined from sound pressure measurements (isO 5114-1:2024) Acoustique - Détermination des incertitudes associées Akustik - Bestimmung der Unsicherheiten von aux mesurages de I'émission sonore - Partie 1: Niveaux Schallemissionsmessgrofen - Teil 1: Bestimmung von de puissance acoustique déterminés a partir des Schallleistungspegeln aus Schalldruckmessungen (ISO mesurages de pression acoustique (Is0 5114-1:2024) 5114-1:2024) This European Standard was approved by CEN on 14 June 2024. European Standard thestatus ofa 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 language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status asthe official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, 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, Tirkiye and United Kingdom. cen EUROPEAN COMMITTEE FOR STANDARDIZATION COMITEEUROPEENDENORMALISATION EUROPAISCHESKOMITEEFURNORMUNG CEN-CENELECManagementCentre:RuedelaScience23,B-1040Brussels @2024CEN All rights of exploitation in any form and by any means reserved Ref. No. EN IS0 5114-1:2024 E worldwide for CEN national Members. EN IS0 5114-1:2024 (E) Contents Page European foreword... 2 EN IS0 5114-1:2024 (E) European foreword This document (EN IS0 5114-1:2024) has been prepared by Technical Committee IS0/TC 43 "Acoustics" in collaboration with Technical Committee CEN/TC 211 "Acoustics" the secretariat of which is held by DIN. 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of an identical text or by endorsement, at the latest by December 2024, and conflicting national standards shall be withdrawn at the latest by December 2024. 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. Any feedback and questions on this document should be directed to the users' national standards body/national committee. A complete listing of these bodies can be found on the CEN website. 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, Croatia, Cyprus, Czech Republic, Denmark, Estonia, 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 the United Kingdom. Endorsement notice The text of IS0 5114-1:2024 has been approved by CEN as EN IS0 5114-1:2024 without any modification. 3