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GB/T 45052-2024: Earth-moving machinery - Battery electric wheel loaders - Test methods
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GB/T 45052-2024: Earth-moving machinery - Battery electric wheel loaders - Test methods

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ICS 53.100 CCSP97 National Standard of the People's Republic of China Earthmoving machinery electric wheel loader Test methods Released on 2024-12-31 2025-07-01 Implementation State Administration for Market Regulation The National Standardization Administration issued

Table of Contents

Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 2 4 Preparation before the test 2 5 Test methods 3 Appendix A (Informative) Electric loader test parameters 8 Table 1 Measurement accuracy 3 Table 2 Failure classification and judgment rules 5 Table 3 Other performance test methods for electric loaders 6 Table A.1 Working device action time test record table 8 Table A.2 Hydraulic cylinder settlement test record 8 Table A.3 Comprehensive thermal balance test record table 8

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was proposed by the China Machinery Industry Federation. This document is under the jurisdiction of the National Technical Committee for Standardization of Earthmoving Machinery (SAC/TC334). This document was drafted by. Guangxi Liugong Machinery Co., Ltd., XCMG Engineering Machinery Co., Ltd. Technology Branch, Shantui Engineering Machinery Co., Ltd., SINOMACH Changlin Co., Ltd., Xiamen Loader Co., Ltd., China Railway Changan Heavy Industry Co., Ltd., Tianjin Engineering Machinery Research Institute Co., Ltd., Xiamen XGMA Machinery Co., Ltd., Longgong (Shanghai) Machinery Manufacturing Co., Ltd., Boreton Technology Co., Ltd., Liuzhou Automobile Inspection Co., Ltd., Zhengzhou Yutong Mining Equipment Co., Ltd., Jiangsu Xugong Guozhong Laboratory Technology Co., Ltd., Shanghai Qiyuanxin Power Technology Co., Ltd., Sichuan-Tibet Railway Technology Innovation Center Co., Ltd., Lovol Heavy Industry Group Co., Ltd., Tangshan Dingshi Automotive Car Manufacturing Co., Ltd. The main drafters of this document are. Tang Bin, Zhai Genli, Huang Yajun, Zhang Yajun, Zheng Shixiong, Zheng Zongjun, Chen Shuqiao, Wu Rongfeng, Hua Wenbo, Meng Weixiang, Xia Sheng, Wu Taizhu, Gao Jingwei, Zhang Zhenzhong, Yao Jingchuan, Chen Hongqian, Wang Liqun, Li Yongzhi, Ren Yanli, and Ruan Wei. Earthmoving machinery electric wheel loader Test methods

1 Scope

This document describes the test methods for earth-moving machinery pure electric wheel loaders. This document is applicable to the inspection of pure electric wheel loaders of earth-moving machinery. Other types of loaders can be used for reference.

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 2900.1 Basic terms of electrical engineering GB/T 4208 Enclosure protection grade (IP code) GB/T 6375 Earth-moving machinery traction test method GB/T 8498 Identification, terms and definitions of basic types of earth-moving machinery GB/T 8499 Method for determining the center of gravity of earth-moving machinery GB/T 8592 Earth-moving machinery - Determination of steering dimensions of wheeled machines GB/T 8595 Earth-moving machinery operator's controls GB/T 10175.1 Earth-moving machinery - Loaders and backhoe loaders - Part 1.Calculation and verification of rated working load - Tipping load Test method for load calculation value GB/T 10175.2 Earth-moving machinery - Loaders and backhoe loaders - Part 2.Breakout force and maximum lift height - Lifting capacity Test Method GB/T 10913 Determination of travel speed of earth-moving machinery GB/T 14711 General safety requirements for small and medium-sized rotating electrical machines GB/T 16937 Earth-moving machinery driver's field of vision test method and performance criteria GB 18384-2020 Safety requirements for electric vehicles GB/T 20418 Lighting, signal and marking lights and reflectors for earth-moving machinery GB/T 21152 Earth-moving machinery - Wheeled or high-speed rubber tracked machine brake system performance requirements and test methods GB/T 21153 Units and measurement accuracy of dimensions, performance and parameters of earth-moving machinery GB/T 21154 Methods of measuring the mass of complete earth-moving machinery, its working devices and components GB/T 21155 Test methods and performance criteria for sound warning devices and front horns of earth-moving machinery GB/T 21942 Earth-moving machinery - Bucket capacity calibration for loaders and front shovels GB/T 22359.1 Electromagnetic compatibility (EMC) of earth-moving machinery and construction machinery with built-in power supply Part 1.Typical General requirements for EMC under electromagnetic environment conditions GB/T 25602 Terminology for earth-moving machinery availability GB/T 25604 Terminology and commercial specifications for earth-moving machinery loaders GB/T 25611 Earth-moving machinery - Determination of slope limit values for hydraulic systems in operation - Static method GB/T 25614-2010 Earth-moving machinery - Determination of sound power levels - Dynamic test conditions ...