GB/T 20154-2024 English PDFUS$589.00 · In stock
Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 20154-2024: Low temperature freezer Status: Valid GB/T 20154: Historical versions
Basic dataStandard ID: GB/T 20154-2024 (GB/T20154-2024)Description (Translated English): Low temperature freezer Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: Y61 Classification of International Standard: 97.040.30 Word Count Estimation: 29,221 Date of Issue: 2024-10-26 Date of Implementation: 2025-05-01 Older Standard (superseded by this standard): GB/T 20154-2014 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 20154-2024: Low temperature freezer---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT20154-2024ICS 97.040.30 CCSY61 National Standard of the People's Republic of China Replaces GB/T 20154-2014 Low temperature storage box Released on October 26, 2024 Implementation on May 1, 2025 State Administration for Market Regulation The National Standardization Administration issued Table of ContentsPreface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Classification and naming 3 5 Technical Requirements 4 6 Test methods 9 7 Inspection Rules 21 8 Marking, packaging, transportation and storage 22 Reference 24 Preface 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. This document replaces GB/T 20154-2014 "Low Temperature Storage Boxes". Compared with GB/T 20154-2014, except for structural adjustments and editorial In addition to the modifications, the main technical changes are as follows. --- Changed the definitions of the terms "volume", "load limit", "power consumption" and "ambient temperature" (see 3.1.4, 3.1.6, 3.2.1 and 3.2.6, 3.3.4, 3.3.6, 3.4.1 and 3.4.4 of the.2014 edition); --- Added the terms "rated characteristic point temperature", "measured characteristic point temperature", "holding time", "temperature fluctuation" and "temperature uniformity" and definitions (see 3.2.4, 3.2.5, 3.2.11, 3.2.12 and 3.2.13); --- Added -164℃ temperature series in product classification (see 4.1.2); --- Changed the ambient humidity of the operating environment (see 5.1, 5.1 of the.2014 edition); --- Increased dimensional requirements (see 5.4); --- Changed the set temperature of -86℃ product in temperature uniformity (see 5.6.2, 5.3.2 of the.2014 edition); --- Added technical requirements and test methods for temperature fluctuation, door opening recovery time and insulation time (see 5.6.3, 5.6.5, 5.6.7, 6.6.3, 6.6.5 and 6.6.7); --- Changed the temperature display and recording requirements (see 5.6.8, 5.3.5 of the.2014 edition); --- Added power failure alarm requirements (see 5.6.9); --- Changed the anti-condensation requirements (see 5.7, 5.4.3 of the.2014 edition); --- Changed the noise requirements (see 5.8, 5.5.4 of the.2014 edition); --- Deleted the durability of door hinges and handles, internal materials of low-temperature boxes, sealing of refrigeration systems, vibration, electroplating parts, surface coatings, requirements and methods (5.4.4, 5.4.5, 5.4.6, 5.4.7.2, 5.4.10, 5.4.11, 6.3.2, 6.3.3, 6.3.4, 6.3.5.2, 6.3.8, 6.3.9 and 6.3.10); --- Added other requirements, electromagnetic compatibility technical requirements and test methods (see 5.9, 5.11, 6.9 and 6.11); --- Changed the safety requirements and test methods (see 5.10, 6.10, 5.5, 6.4 of the.2014 edition); --- Changed the test environment humidity requirements, low temperature box installation, measuring instruments, and the location of temperature measurement points in the low temperature box (see 6.1.1.1, 6.1.2.2, 6.1.4 and 6.1.5, 6.1.1.3, 6.1.1.5, 6.1.3 and 6.1.4 of the.2014 edition); --- Added volume test method (see 6.3); --- Changed the power consumption test method (see 6.6.6, 6.2.4 of the.2014 edition); --- Changed the test methods for door seal air tightness, shelves and similar components and mechanical strength in the structure and material performance tests (see 6.5, 6.3 of the.2014 edition); --- Changed the condensation test method (see 6.7, 6.3 of the.2014 edition); --- Changed the noise test method (see 6.8, 6.3 of the.2014 edition); --- Changed the inspection rules (see Chapter 7, Chapter 7 of the.2014 edition); --- Added the power consumption requirements in the nameplate content (see 8.1.1, 8.1.1 of the.2014 edition); --- Changed the packaging requirements (see 8.2, 8.2 of the.2014 edition). 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 Light Industry Federation. This document is under the jurisdiction of the National Technical Committee for Standardization of Household Electrical Appliances (SAC/TC46). This document was drafted by. Qingdao Haier Biomedical Co., Ltd., China Household Electrical Appliances Research Institute, Bingshan Songyang Biotechnology (Dalian) Co., Ltd., Zhongke Meiling Cryogenic Technology Co., Ltd., China Academy of Home Furnishings (Beijing) Testing and Certification Co., Ltd., Hefei Midea Biomedical Co., Ltd. Company, Zhuhai Gree Electric Appliances Co., Ltd., Qingdao Aucma Biomedical Co., Ltd., Hisense Rongsheng (Guangdong) Refrigerator Co., Ltd., Anhui Zhongke Duling Commercial Electric Co., Ltd., Zhejiang Xingxing Cold Chain Integration Co., Ltd., Shandong Hongtai Electric Co., Ltd., Anhui Zhongchuang Beijia Technology Co., Ltd., Xi'an Qing'an Refrigeration Equipment Co., Ltd., Qingdao Hairong Huikang Biomedical Holdings Co., Ltd., Changsha Medi Ke Intelligent Technology Co., Ltd., Jiahe (Zhejiang) Inspection and Testing Co., Ltd., Guangdong Kaide Intelligent Technology Co., Ltd., Ningbo Qihong Electric Co., Ltd., Xi'an Jiaotong University. The main drafters of this document are. Liu Zhanjie, Li Xin, Su Meihua, Cui Zhengdi, Yan Ling, Zhang Mingwei, Zhang Yan, Li Liyan, Wu Xiaoli, Bai Wentao, Wu Tiehui, Wang Shuai, Yuan Shuntao, Xu Chao, Dong Xin, Liu Jie, Sun Min, Lin Xi, Yao Hao, Zhao Yili, Cao Han, Wu Haojie, Liu Yingwen, and Zhao Yusheng. The previous versions of this document and the documents it replaces are as follows. --- First published as GB/T 20154-2006 in.2006, first revised in.2014; ---This is the second revision. Low temperature storage box 1 Scope This document specifies the appearance, volume, structure and material properties, refrigeration performance, thermal insulation performance and anti-condensation, noise, safety of low temperature storage box. and electromagnetic compatibility, as well as inspection rules, marking, packaging, transportation and storage, provide a classification for technical regulations and describe the relevant Appropriate test method. This document applies to low-temperature storage boxes that use closed motors to drive compression refrigeration (hereinafter referred to as "low-temperature boxes"). The low temperature box with cold mode shall be implemented in accordance with the above. 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 191 Pictorial symbols for packaging, storage and transportation GB/T 18268.1 Electromagnetic compatibility requirements for electrical equipment for measurement, control, and laboratory use Part 1.General requirements GB/T 42125.1-2024 Safety requirements for electrical equipment for measurement, control, and laboratory use Part 1.General requirements GB/T 42125.3-2024 Safety requirements for electrical equipment for measurement, control and laboratory use Part 3.Special requirements for refrigeration equipment Require 3 Terms and Definitions The following terms and definitions apply to this document. 3.1 General Definitions 3.1.1 An insulated box with one or more compartments and related devices, in which the temperature of characteristic points in the box is controlled within a certain temperature range, using power consumption Means to refrigeration. Note 1.Currently, the characteristic temperature range of low-temperature storage boxes is generally -25℃ and below. Note 2.Under the specified conditions, when the temperature inside the box reaches the set temperature, put in an appropriate amount of items, these items will reach the specified temperature after a period of time, and Reliable storage within temperature fluctuation range. Note 3.For low-temperature boxes with two or more compartments, the characteristic point temperature and other performance of each compartment are the same. 3.1.2 A low-temperature box where items are placed and taken in through a door or lid on the top. 3.1.3 A low-temperature box where items are loaded and unloaded through the front door. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 20154-2024_English be delivered?Answer: Upon your order, we will start to translate GB/T 20154-2024_English as soon as possible, and keep you informed of the progress. The lead time is typically 3 ~ 5 working days. 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Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.Question 5: Should I purchase the latest version GB/T 20154-2024?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 20154-2024 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |
