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GB/T 17758-2023 English PDF

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GB/T 17758-2023: Unitary air conditioners
Status: Valid

GB/T 17758: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 17758-2023English1809 Add to Cart 10 days [Need to translate] Unitary air conditioners Valid GB/T 17758-2023
GB/T 17758-2010English180 Add to Cart 0--9 seconds. Auto-delivery Unitary air conditioners Obsolete GB/T 17758-2010
GB/T 17758-1999EnglishRFQ ASK 9 days [Need to translate] Unitary air conditioners Obsolete GB/T 17758-1999

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Basic data

Standard ID GB/T 17758-2023 (GB/T17758-2023)
Description (Translated English) Unitary air conditioners
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard J73
Classification of International Standard 27.200
Word Count Estimation 90,929
Date of Issue 2023-11-27
Date of Implementation 2024-06-01
Older Standard (superseded by this standard) GB/T 17758-2010
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 17758-2023: Unitary air conditioners

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 27:200 CCSJ73 National Standards of People's Republic of China Replace GB/T 17758-2010 Unit air conditioner Published on 2023-11-27 2024-06-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration Committee

Table of contents

Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 2 4 Type and basic parameters 5 5 Technical requirements 9 6 Test methods 12 7 Inspection Rules 17 8 Marking, packaging, transportation and storage19 Appendix A (normative) Test and calculation methods for cooling (heat) capacity of unit air conditioners 22 Appendix B (normative) Modification method of indoor unit power of unit air conditioner 44 Appendix C (normative) Part load performance test method for unit air conditioners 46 Appendix D (normative) Seasonal performance test method for unit air conditioners 49 Appendix E (normative) Noise test method for unit air conditioner 79

Foreword

This document complies with the provisions of GB/T 1:1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents" Drafting: This document replaces GB/T 17758-2010 "Unit Air Conditioner": Compared with GB/T 17758-2010, except for structural adjustment and In addition to editorial changes, the main technical changes are as follows: a) The scope of application has been changed, and process air conditioners have been added to the scope of application (see Chapter 1, Chapter 1 of the:2010 edition); b) Merges the terms and definitions in the original standard text and appendices, and makes some deletions, modifications and additions: The original 39 terms and definitions become 34 (see Chapter 3, Chapter 3, Appendix B, Appendix C of the:2010 edition); c) The type of air conditioner has been changed, and the classification by purpose and applicable climate environment has been added (see 4:1, 4:1 of the:2010 edition); d) The basic electrical parameters of the air conditioner have been deleted and the basic environmental parameters of the air conditioner during operation have been changed (see 4:3:1,:2010 version) 4:3:1 and 4:3:2); e) The test conditions of air conditioners have been changed, and the general test conditions of T2 and T3 air conditioners have been added (see 4:3:2,:2010 edition 4:3:3); f) Changed the general requirements for air conditioners, deleted the requirements for special types of air conditioners, and added general requirements for appearance, materials, structures, etc: Sexual regulations (see 5:1, 5:1 of the:2010 version); g) Added requirements and test methods for water system strength (see 5:2:2 and 6:4:2); h) The requirements for nominal air volume are added to the nominal working condition performance (see 5:4:1); i) Added requirements for the nominal cooling energy efficiency ratio and nominal heating performance coefficient of process air conditioners (see 5:4:2:3 and 5:4:3:3); j) The limit requirements for the performance coefficient of air conditioners have been changed (see Table 6 of 5:5 and 5:6, Table 3 of:2010 version 5:3:17); k) The requirements and test methods for the condensation and condensed water removal capabilities of air conditioners have been changed, and the two tests have been merged into one test (see 5:10 and 6:12,:2010 version of 5:3:11, 5:3:12, 6:3:11 and 6:3:12); l) The requirements and test methods for defrost have been changed (see 5:11 and 6:13, 5:3:13 and 6:3:13 of the:2010 edition); m) Added requirements and test methods for water side pressure loss (see 5:12 and 6:14); n) The safety requirements for air conditioners have been changed, and the requirements and test methods for maximum operating current and harmful substance content have been added (see 5:13 and 6:15,:2010 version of 5:2); o) The noise requirements and test methods of air conditioners have been changed, including the requirements for the indoor measurement position of duct-type air conditioners (see 5:14 and Appendix E, 5:3:14 and Appendix D of the:2010 version); p) Added requirements and test methods for air conditioner standby power (see 5:15 and 6:17); q) The requirements and test methods for electric heating power have been changed (see 5:16 and 6:18, 5:3:6 and 6:3:7 of the:2010 edition); r) Added auxiliary electric heating control requirements and test methods (see 5:17 and 6:19); s) Added requirements and test methods for the corrosion resistance of electroplated parts and painted parts (see 5:18 and 6:20); t) The general test conditions and test requirements in the original standard have been changed from the three perspectives of test conditions, air conditioner installation and data processing The technical details of this part have been re-improved (see 6:1~6:3, 6:1 and 6:2 of the:2010 version); u) The requirements for type inspection have been changed and the inspection items have been readjusted (see 7:3, 7:3 of the:2010 edition); v) Changed the requirements for air conditioner nameplate marking (see 8:1:1,:2010 version of 8:1:1); w) Add marking and packaging requirements for air conditioners using flammable refrigerants (see 8:1:2 and 8:2:5); x) Some packaging requirements have been changed, such as the requirements for charging refrigerant (see 8:2,:2010 version of 8:2); y) Added the correction method for the power consumption of the indoor unit of the air conditioner (see Appendix B): Please note that some content in this document may be subject to patents: The publisher of this document assumes no responsibility for identifying patents: This document is proposed by China Machinery Industry Federation: This document is under the jurisdiction of the National Refrigeration and Air Conditioning Equipment Standardization Technical Committee (SAC/TC238): This document was drafted by: Hefei General Machinery Research Institute Co:, Ltd:, Tsinghua University, Zhuhai Gree Electric Co:, Ltd:, Qingdao Haier Air Conditioning Electronics Co:, Ltd:, Guangdong Midea HVAC Equipment Co:, Ltd:, Qingdao Hisense Hitachi Air Conditioning System Co:, Ltd:, Daikin (China) Investment Co:, Ltd: Co:, Ltd:, Ningbo Oaks Electric Co:, Ltd:, Zhejiang Guoxiang Co:, Ltd:, Shenzhen McQuay Air Conditioning Co:, Ltd:, Guangdong Shenling Environmental Systems Co:, Ltd:, Guangdong Fenix Energy Saving Equipment Co:, Ltd:, Shanghai Mitsubishi Electric·Shangling Air Conditioning and Electrical Appliance Co:, Ltd:, Guangdong Haiwu Technology Co:, Ltd:, Guangdong Midea Refrigeration Equipment Co:, Ltd:, Nanjing TICA Environmental Technology Co:, Ltd:, Guangdong Jirong Air Conditioning Co:, Ltd: Company, Dezhou Asia Pacific Group Co:, Ltd:, Panasonic Research and Development (Suzhou) Co:, Ltd:, Guangdong Ouke Air Conditioning and Refrigeration Co:, Ltd:, Zhejiang Si Ke Refrigeration Co:, Ltd:, Guangdong Dongwu Kangda Air Conditioning Co:, Ltd:, Anhui Yangzi Air Conditioning Co:, Ltd:, Ningbo Huikang Industrial Co:, Ltd: Company, Zhejiang Zhongguang Electrical Appliances Group Co:, Ltd:, Zhejiang Dunan Artificial Environment Co:, Ltd:, Zhejiang Sanhua Intelligent Control Co:, Ltd: Company, Emerson Environmental Optimization Technology (Suzhou) Co:, Ltd:, University of Shanghai for Science and Technology, International Copper Professional Association (USA) Beijing Representative Office, Mitsubishi Heavy Industries Air Conditioning System (Shanghai) Co:, Ltd:, TCL Air Conditioner (Zhongshan) Co:, Ltd:, Hefei General Mechanical and Electrical Products Testing Institute Co:, Ltd:, Hefei General ENVIRONMENTAL CONTROL TECHNOLOGIES LIMITED: The main drafters of this document: Fang Min, Xie Baogang, Yu Xiaolin, Shi Wenxing, Chen Jin, Gu Chao, Wang Mingren, Zhang Wenqiang, Zhang Jianqiang, Gu Tangtang, Chen Zhan, Zhou Wei, Zhang Xuewei, Liu Yuanhui, Liu Xiaodong, Ni Sailong, Zhang Hao, Yang Yahua, Wu Jason, Yang Yong, Jiang Fei, Li Shigang, Ge Yangfan, Lai Fenglin, Zeng Xiaocheng, Chen Yuezeng, Yuan Xiaojun, Cheng Bin, Gao Qiang, Liu Qiang, Zhang Hua, Gao Yifeng, Dai Mei, Chen Shaolin, Zhang Xiuping, Wang Rujin, Li Zhiliang, Chen Xinqiang, Wang Luping, Wang Lei, Yang Zixu, Bao Jihu, Shang Yunheng, Dai Lin, Jiang Jizhou, Sun Lingqun, Liu Junya: This document was first published in:1999, revised for the first time in:2010, and this is the second revision: Unit air conditioner

1 Scope

This document specifies the type and basic parameters, technical requirements, test methods, inspection rules, marking, packaging, and transportation of unit air conditioners: transport and storage: This document is applicable to process-type unit air conditioners and comfort-type unit air conditioners with a nominal cooling capacity greater than or equal to 7000W: Air conditioner (hereinafter referred to as "air conditioner"):

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document: GB/T 191 Packaging, storage and transportation pictorial mark GB/T 2423:17 Environmental testing of electrical and electronic products Part 2: Test methods Test Ka: Salt spray GB/T 2828:1 Enumeration sampling inspection procedures Part 1: Batch-by-batch inspection sampling plan retrieved by acceptance quality limit (AQL) GB 2894-2008 Safety signs and guidelines for their use GB/T 3241 Electroacoustic octave and fractional octave filters GB/T 3767-2016 Acoustic sound pressure method for determining the sound power level and sound energy level of noise sources in the approximate free field above the reflecting surface Cheng Fa GB/T 3785:1-2010 Electroacoustic sound level meter Part 1: Specifications GB 4706:32-2012 Special requirements for safety of heat pumps, air conditioners and dehumidifiers for household and similar electrical appliances GB/T 5773 Volumetric refrigerant compressor performance test method GB/T 6388 Transportation packaging receipt and delivery marks GB/T 6882 Acoustic sound pressure method for determination of sound power level and sound energy level of noise sources: Anechoic chamber and semi-anechoic chamber precision method GB/T 9237 Safety and environmental requirements for refrigeration systems and heat pumps GB/T 9286 Cross-hatch test for paints and varnishes GB/T 10870 Performance test method for vapor compression cycle cold water (heat pump) unit GB/T 13306 Signage GB/T 15173-2010 Electroacoustic Sound Calibrator GB/T 18430:1 Vapor compression cycle cold water (heat pump) unit Part 1: Cold water (heat) for industrial or commercial and similar purposes pump) unit GB/T 18836-2017 Duct air-conditioning (heat pump) unit GB 25130 Safety requirements for unit air conditioners GB/T 26125 Determination of six restricted substances (lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls and polybrominated diphenyl ethers) in electronic and electrical products GB/T 26572 Limit requirements for restricted substances in electronic and electrical products JB/T 7249 Terminology for refrigeration and air conditioning equipment

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