ISO INTERNATIONAL STANDARD 9912-3 Second edition 2013-10-01 Agricultural irrigation equipment - Filters for microirrigation - Part 3: Automatic flushing strainer-type filters and disc filters Materiel agricole d'irrigation Filtres pour micro-irrigation Partie 3: Filtres a tamis et filtres a disque auto-nettoyants Reference number ISO 9912-3:2013(E) @ IS0 2013 IS0 9912-3:2013(E) COPYRIGHTPROTECTEDDOCUMENT @JS02013 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior 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 Case postale 56 . CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax+41227490947 E-mail copyright@iso.org Web www.iso.org Published in Switzerland .ii IS02013-Allrightsreserved IS0 9912-3:2013(E) Contents Page Foreword .iv 1 Scope. .1 2 Normative references ..1 3 Terms and definitions ..1 4 Marking .2 5 General requirements T 6 Design and construction requirements 2 6.1 Mandatory requirements .2 6.2 Optional features.. .4 7 Performance tests ..4 7.1 General 4 7.2 Volume of flushing water and duration of flushing 7.3 Operation of the flushing control mechanism 5 7.4 Operationoftheprotectivemechanism .6 8 Performance tests after long term simulated use. 8.1 Multiple flushing cycles procedurel 7 8.2 Tests following the multiple flushing cycles 7 9 Information to be supplied by the filter manufacturer 8 ..sn.2013-.l rightsreserved iii

.pdf文档 ISO 9912-3 2013 Agricultural irrigation equipment — Filters for microirrigation — Part 3 Automatic flushing strainer-type filters and disc filters

文档预览
中文文档 14 页 50 下载 1000 浏览 0 评论 309 收藏 3.0分
温馨提示:本文档共14页,可预览 3 页,如浏览全部内容或当前文档出现乱码,可开通会员下载原始文档
ISO 9912-3 2013 Agricultural irrigation equipment — Filters for microirrigation — Part 3  Automatic flushing strainer-type filters and disc filters 第 1 页 ISO 9912-3 2013 Agricultural irrigation equipment — Filters for microirrigation — Part 3  Automatic flushing strainer-type filters and disc filters 第 2 页 ISO 9912-3 2013 Agricultural irrigation equipment — Filters for microirrigation — Part 3  Automatic flushing strainer-type filters and disc filters 第 3 页
下载文档到电脑,方便使用
本文档由 人生无常 于 2024-08-26 00:27:11上传分享
站内资源均来自网友分享或网络收集整理,若无意中侵犯到您的权利,敬请联系我们微信(点击查看客服),我们将及时删除相关资源。