ISO INTERNATIONAL STANDARD 3857-4 NORME First edition INTERNATIONALE Premiere edition 2012-11-01 Compressors, pneumatic tools and machines Vocabulary Part 4: Air treatment Compresseurs, outils et machines pneumatiques Vocabulaire Partie 4: Traitement de I'air Reference number Numéroderéférence ISO 3857-4:2012(E/F) @ISO 2012 ISO 3857-4:2012(E/F) COPYRIGHT PROTECTED DOCUMENT DOCUMENTPROTEGEPARCOPYRIGHT ISO2012 electronic or mechanical, including photocopying and microfilm, without permission in writing from either Iso at the address below or IsO's member body in the country of the requester. / Droits de reproduction reserves. Sauf prescription differente, aucune partie de cette publication ne peut etre reproduite ni utilisee sous quelque forme que ce soit et par aucun procede, electronique ou mecanique, y compris la photocopie et les microfilms, sans I'accord écrit de I'lso a I'adresse ci-apres ou du comite membre de Ilso dans le pays du demandeur. ISO copyright office Case postale 56 . CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland/Publié enSuisse @ ISO 2012 - All riahts reserved/Tous droits reserves ISO3857-4:2012(E/F) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies (IsO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with Iso, also take part in the work. Iso collaborates closely with the InternationalElectrotechnicalCommission(lEC)onallmattersofelectrotechnicalstandardization. International Standards are drafted in accordance with the rules given in the ISO/lEc Directives, Part 2. adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. and equipment, Subcommittee SC 4, Purity of compressed air. Jso 3857 consists of the following parts, under the general title Compressors, pneumatic tools and machines-Vocabulary: Part 1: General Part 2: Compressors Part 3: Pneumatic tools and machines Part 4: Air treatment "'ahts reserved/Tous droits reserves ili