ISO INTERNATIONAL STANDARD 5687 Third edition 2018-05-15 Equipment for harvesting - Combine harvesters Determination and designation of grain tank capacity and unloading device performance Matériel de recolteMoissonneuses-batteuses-Determination et désignation de la capacite et des performances du dispositif de dechargement des tremies agrain Referencenumber IS0 5687:2018(E) ISO @IS02018 @ IS0 2018, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form written permission. Permission can be requested from either Iso at the address below or Iso's member body in the country of the requester. ISO copyright office Ch.deBlandonnet8 ·CP401 CH-1214 Vernier,Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 [email protected] www.iso.org ii ISO 2018-Allrights reserved Contents Page Foreword iv 1 Scope 1 2 Normativereferences. .1 3 Termsand definitions .1 4 Testmethod 1 4.1 Testmachine 1 4.2 Test preparations. 2 4.3 Test procedure. 2 5 Test results. 2 5.1 Maximum unloading rate 2 5.2 Unloading time. 5.3 Grain tank capacity 5.4 Average unloading rate 3 6 Information tobedocumented. .3 7 Grain tank capacity designation 4 @ IS0 2018 - All rights reserved iii