ISO INTERNATIONAL STANDARD 8812 Secondedition 2016-04-01 Earth-moving machinery Backhoe loaders Terminology and commercial specifications Engins de terrassement Chargeuses-pelleteuses Terminologie et spécifications commerciales Reference number IS0 8812:2016(E) ISO International Organization for Standardization see=ZHEJIANG INST OF STANDARDIZATION C1 5956617 @IS02016 No reproduction or networking permitted without license from IHS IS0 8812:2016(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2016, Published in Switzerland 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. ISOcopyrightoffice Ch. de Blandonnet 8 · CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 [email protected] www.iso.org Internationai ibrg DrganizationforStandardization Licensee-ZHEJIANG INST OF STANDARDIZzRoISQ6 - All rights reserved Not for Resale, 2016/7/20 02:43:21 networking permited withoutlicense from IHS IS0 8812:2016(E) Contents Page Foreword ..iv 1 Scope .1 2 Normative references 3 Terms and definitions. 4 Base machine. ..2 4.1 Types of backhoe loaders ..2 4.2 Dimensions... 4.2.1 Operational positions of backhoe ..8 4.2.2 Operational position of stabilizers and outriggers 4.2.3 Manoeuvring dimensions. ..10 4.3 Nomenclature . ..11 5 Attachment (tool) nomenclature ..14 6 Performance terminology ..14 6.1 General .14 6.1.1 IsO net power (engine) ..14 6.1.2 Maximum travel speeds ..14 6.1.3 Braking performance. ..15 6.1.4 Steering capability. .15 6.1.5 Turning radius .15 6.2 Loader operation.. ..15 6.2.1 Rated operating load .15 6.2.2 Breakout force. .15 6.2.3 Tipping load 15 6.2.4 Tipping load at specified height .15 6.2.5 Raising time. .15 6.2.6 Lowering time .15 6.2.7 Dump time.. ..15 6.3 Backhoe operation. .15 6.3.1 Maximum hoe tool force using bucket cylinders ..15 6.3.2 Maximum hoe tool force using arm cylinders .15 Commercial literature specifications - SI units (examples) .16 7.1 Engine .16 7.2 Transmission ..16 7.3 Drive axles. ..16 7.4 Steering. .17 7.5 Brakes .17 7.5.1 Service brake .17 7.5.2 Parking brake ..17 7.5.3 Secondary brake ..17 7.5.4 Brake performance .17 7.6 Tyres and rims .18 7.7 Hydraulic system 18 7.8 System fluid capacities .18 7.9 Masses. .18 7.10 Filtration system (type) 7.11 Characteristics which can be affected by bucket selection (machine equipped with non-standardtyres) ..19 Annex A (normative) Base machine Dimensions Symbols, terms and definitions ..20 Bibliography .26 iii Licensee=ZHEJIANG INST OF STANDARDIZATION C1 5956617 ed without license from IHS