BS EN ISO BRITISH STANDARD 11079:2007 Ergonomics of the thermalenyironment- Determination and interpretation of cold stress when using required clothing insulation (IREQ) and local cooling effects ICS 13.180 BSi NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW British Standards BSENISO11079:2007 National foreword This British Standard is the UK implementation of ENISO11079:2007.It supersedes DDENVISO11079:1999whichis withdrawn. The UK participation in its preparation was entrusted by Technical Committee PH/9, Applied ergonomics, to Subcommittee PH/9/1, Thermal environments. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was Amendments/corrigendaissuedsincepublication published under the authority of the Standards Policy and Date Comments Strategy Committee on 31 January 2008 BSI 2008 ISBN9780580545665 EN ISO 11079 EUROPEANSTANDARD NORMEEUROPEENNE EUROPAISCHENORM December2007 ICS 13.180 Supersedes ENV ISO11079:1998 English Version Ergonomics of the thermal environment - Determination and interpretation of cold stress when using required clothing insulation(IREQ)andlocalcoolingeffects(ISO11079:2007) Ergonomie des ambiances thermiques - Determination et Ergonomie der thermischen Umgebung - Bestimmung und interpretation de la contrainte liee au froid en utilisant interpretation der Kaltebelastung bei Verwendung der I'isolement thermique requis du vetement (IREQ) et les erforderlichen Isolation der Bekleidung (IREQ) und lokalen effets du refroidissement local (ISO 11079:2007) Kuhlwirkungen (ISO 11079:2007) 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 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 Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. cer EUROPEAN COMMITTEE FOR STANDARDIZATION COMITE EUROPEENDE NORMALISATION EUROPAISCHES KOMITEE FUR NORMUNG Management Centre: rue deStassart, 36 B-1050 Brussels @2007CEN Ref. No. EN ISO 11079:2007: E worldwide for CEN national Members. BSENISO11079:2007 Foreword Thisdocument(ENISO11079:2007)hasbeenpreparedbyTechnical Committee ISO/TC 159"Ergonomics" in collaboration with Technical Committee CEN/TC 122“Ergonomics"the secretariat of which is held by DIN. the latest by June 2008. Attention is drawn to the possibility that some of the elements of this document may be the subject of paten rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights. This document supersedes ENV ISO 11079:1998. 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, Cyprus, Czech Republic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia, Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,Romania,Slovakia,Slovenia,Spain, Sweden, Switzerland and the Uni