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GB 36893-2024 English PDF (GB 36893-2018)

GB 36893-2024_English: PDF (GB36893-2024)
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GB 36893-2024English215 Add to Cart 0--9 seconds. Auto-delivery Minimum allowable values of energy efficiency and energy efficiency grades for air cleaner Valid GB 36893-2024
GB 36893-2018English135 Add to Cart 0--9 seconds. Auto-delivery Minimum allowable values of energy efficiency and energy efficiency grades for air cleaners Valid GB 36893-2018


BASIC DATA
Standard ID GB 36893-2024 (GB36893-2024)
Description (Translated English) Minimum allowable values of energy efficiency and energy efficiency grades for air cleaner
Sector / Industry National Standard
Classification of Chinese Standard F01
Classification of International Standard 27.010
Word Count Estimation 10,189
Date of Issue 2024-09-29
Date of Implementation 2025-10-01
Older Standard (superseded by this standard) GB 36893-2018
Administrative Organization State Administration for Market Regulation, National Standardization Administration
Proposing organization National Standardization Administration Committee
Issuing agency(ies) State Administration for Market Regulation, National Standardization Administration

BASIC DATA
Standard ID GB 36893-2018 (GB36893-2018)
Description (Translated English) Minimum allowable values of energy efficiency and energy efficiency grades for air cleaners
Sector / Industry National Standard
Classification of Chinese Standard F01
Classification of International Standard 27.010
Word Count Estimation 14,149
Date of Issue 2018-11-19
Date of Implementation 2019-12-01
Drafting Organization China National Institute of Standardization, Shanghai Metrology and Testing Technology Research Institute, Tongji University, Guangdong Midea Environmental Electric Appliance Manufacturing Co., Ltd., Lake Electric Green Energy Technology (Suzhou) Co., Ltd., Zhuhai Gree Electric Co., Ltd., Weikai Testing Technology Co., Ltd., Dongguan Yujie New Materials Co., Ltd., 3M China Co., Ltd., Daikin Air Conditioning (Shanghai) Co., Ltd., Shenzhen Dingxin Technology Co., Ltd., Shanghai Environmental Protection Industry Association, Guangdong Microbial Analysis and Testing Center, Xiamen Meishi Meike Air Purification Co., Ltd., Guangdong Matsushita Environmental System Co., Ltd., Philips (China) Investment Co., Ltd., Honeywell Automation Control (China) Co., Ltd., Shanghai Aiqi Environmental Technology Engineering Co., Ltd., Foshan Shunde Apollo Environmental Protection Equipment Co., Ltd. Zhongjiayuan (Beijing
Administrative Organization China National Standardization Administration
Regulation (derived from) National Standard Announcement No. 15 of 2018
Proposing organization China National Standardization Administration
Issuing agency(ies) State Administration of Markets and China National Standardization Administration


GB 36893-2024 GB NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA ICS 27.010 CCS F 01 Replacing GB 36893-2018 Minimum allowable values of energy efficiency and energy efficiency grades for air cleaner ISSUED ON: SEPTEMBER 29, 2024 IMPLEMENTED ON: OCTOBER 1, 2025 Issued by: State Administration for Market Regulation; Standardization Administration of PRC. Table of Contents Foreword ... 3 1 Scope ... 5 2 Normative references ... 5 3 Terms and definitions ... 6 4 Energy efficiency grades ... 8 5 Technical requirements ... 9 6 Test and calculation methods ... 9 7 Implementation of the Standard ... 11 Foreword This document was drafted in accordance with the provisions of GB/T 1.1-2020 Directives for standardization - Part 1: Rules for the structure and drafting of standardizing documents. This document replaces GB 36893-2018 Minimum allowable values of the energy efficiency and energy efficiency grades for air cleaners. Compared with GB 36893- 2018, in addition to structural adjustments and editorial modifications, the main technical changes are as follows: a) The scope is modified (see Chapter 1; see Chapter 1 of the 2018 edition); b) The terms and definitions of "air purification function mode", "off mode", "standby mode" and "network mode" are added (see Chapter 3); c) Changed The terms and definitions of "rated condition", "energy efficiency ratio", "input power of purification", "standby power" and “minimum allowable values of energy efficiency” (see Chapter 3; see Chapter 3 of the 2018 edition); d) The terms and definitions of "clean air delivery rate of particle" and "purification efficiency of gaseous pollutants" are deleted (see Chapter 3 of the 2018 edition); e) The classification method of "Category I products" and "Category II products" is modified (see 4.1; see Chapter 4 of the 2018 edition); f) The requirements for energy efficiency ratio and standby power are modified (see 4.1; see Chapter 4 of the 2018 edition); g) The requirements for measured and nominal values of energy efficiency ratios and for energy efficiency grades and nominal grades are added (see 4.2); h) The test method for "particulate matter clean air delivery rate" is modified (see 6.1.1; see 6.1.1.1 of the 2018 edition); i) The test method for "gaseous pollutant clean air delivery rate" is added (see 6.1.2); j) The test method for "purification efficiency of gaseous pollutants" is deleted (see 6.1.2 of the 2018 edition); k) The test method for "input power of purification" is modified (see 6.1.3; see 6.1.1.2 of the 2018 edition); Minimum allowable values of energy efficiency and energy efficiency grades for air cleaner 1 Scope This document specifies the energy efficiency grades, technical requirements, and testing and calculation methods for air cleaners. This document applies to: -- air cleaners with a single-phase rated voltage greater than 5 V and not exceeding 250 V, and other rated voltages not exceeding 480 V; -- air cleaners with the function of removing particulate matter and gaseous pollutants; -- Humidifying purifier and purification fan with independent air purification function modes. This document does not apply to: -- components and modules with air purification functions; -- wearable air cleaners; -- duct purification devices and other similar air cleaners; -- air cleaners designed for industrial use, medical use and vehicles; -- air cleaners used in special environments with corrosive or explosive gases (such as dust, steam or methane gas). 2 Normative references The provisions of the following documents constitute the essential clauses of this document through normative references in this text. Among them, for referenced documents with dates, only the versions corresponding to the dates are applicable to this document; for referenced documents without dates, the latest versions (including all amendments) are applicable to this document. GB 12021.9 Minimum allowable values of energy efficiency and energy efficiency grades for electric fans 4.2 The actual measured value of the energy efficiency ratio of the air cleaner shall not be lower than 90% of the nominal value, and the energy efficiency grade shall not be lower than the nominal grade. 5 Technical requirements The minimum allowable values of energy efficiency of air cleaners are Grade 3 of the energy efficiency grades in Table 1. 6 Test and calculation methods 6.1 Energy efficiency ratio 6.1.1 Particulate matter clean air delivery rate test method The particulate matter clean air delivery rate test is carried out after the following conditions are met: a) General test conditions shall meet the requirements of 6.1 of GB/T 18801- 2022; b) The measuring instruments used for the test shall meet the requirements of 6.2 and A.2.1 of GB/T 18801-2022; c) The test chamber shall meet the requirements of 6.3 of GB/T 18801-2022 when the volume of the test chamber is above 30 m3; if a test chamber of other volumes is used for testing, the method applicability verification shall be passed; d) The placement of the sample machine to be tested shall comply with the requirements of 6.4 of GB/T 18801-2022; e) The target pollutant used in the test is cigarette smoke. The particulate matter clean air delivery rate shall be tested under rated conditions in accordance with the method specified in Appendix A of GB/T 18801-2022, expressed as Qparticulate, and the results shall be rounded to integers. When the sample machine to be tested is a Category II product, the test shall be carried out in the air purification function mode. If the sample machine to be tested has no rated conditions, the test is carried out at the highest wind speed gear by default. 6.1.2 Gaseous pollutant clean air delivery rate test method The gaseous pollutant clean air delivery rate test is carried out after the following conditions are met: a) The test environment conditions shall meet the requirements of E.2.1 of GB/T 18801-2022, and other conditions shall meet the requirements of 6.1 of GB/T 18801-2022; b) The measuring instruments used for the test shall comply with the requirements of 6.2 and E.2.2 of GB/T 18801-2022; c) The test chamber shall meet the requirements of 6.1.1c); d) The placement of the sample machine to be tested shall comply with the requirements of 6.4 of GB/T 18801-2022; e) Formaldehyde is preferably used as the target pollutant for the test; if the formaldehyde removal capacity of the tested sample machine is not declared, any one of the gaseous pollutants, for which the removal capacity is declared, shall be used as the target pollutant. The gaseous pollutant clean air delivery rate of air cleaners shall be tested under rated conditions in accordance with the method specified in Appendix E of GB/T 18801-2022, expressed as Qgaseous. When Qgaseous is ≥10 m3/h, the result is retained as an integer; when Qgaseous is < 10 m3/h, the result is retained as one decimal place. When the sample machine to be tested is a Category II product, the test shall be carried out in the air purification function mode. If the sample machine to be tested has no rated state, the highest wind speed gear is turned on by default for testing. 6.1.3 Input power of purification The input power of purification is tested under the following test conditions in accordance with the method specified in 7.6.1 of GB/T 18801-2022, represented by P, and the result is rounded to one decimal place. The test conditions shall meet the following requirements: a) General test conditions shall meet the requirements of 6.1 of GB/T 18801- 2022; b) The measuring instruments used for the test shall meet the requirements of 6.2 of GB/T 18801-2022; c) When the input power of purification of the tested sample machine for removing different target pollutants is different, it is expressed as Pparticulate and Pgaseous, respectively. 6.1.4 Calculation method 6.1.4.1 Calculation method of energy efficiency ratio of particulate matter ......


GB 36893-2018 GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 27.010 F 01 Minimum Allowable Values of Energy Efficiency and Energy Efficiency Grades for Air Cleaners ISSUED ON. NOVEMBER 19, 2018 IMPLEMENTED ON. DECEMBER 01, 2019 Issued by. State Administration for Market Regulation; Standardization Administration of PRC. Table of Contents Foreword ... 3 1 Scope ... 4 2 Normative References ... 4 3 Terms and Definitions ... 5 4 Energy Efficiency Grades ... 6 5 Minimum Allowable Values of Energy Efficiency ... 6 6 Test and Calculation Method ... 6 Appendix A (Normative) Test and Calculation Method on Purification Efficiency of Gaseous Pollutants ... 8 Minimum Allowable Values of Energy Efficiency and Energy Efficiency Grades for Air Cleaners 1 Scope This Standard specifies the minimum allowable values of energy efficiency, energy efficiency grades, test and calculation methods of air cleaners. This Standard is applicable to the air cleaners with rated voltage not exceeding 250V, having certain particle matter cleaning capabilities (clean air delivery rate of particle is 50m3/h~800m3/h). This Standard isn’t applicable to. --- Air cleaners using only ion generation technology; --- Airway air cleaning device and other similar air cleaners; --- Air cleaners with only gas pollutants and microbial cleaning capabilities; --- Air cleaners designed for industrial use, medical use and vehicles; --- Air cleaners used in special environmental places such as corrosive or explosive gases (such as dust, steam or gas). 2 Normative References The following documents are essential to the application of this document. For the dated documents, only the versions with the dates indicated are applicable to this document; for the undated documents, only the latest version (including all the amendments) are applicable to this document. GB/T 18801-2015 Air Cleaner GB/T 18883-2002 Indoor Air Quality Standard Appendix A (Normative) Test and Calculation Method on Purification Efficiency of Gaseous Pollutants A.1 Test conditions The test shall be carried out as per the requirements stipulated in 6.1 of GB/T 18801- 2015 and the following conditions. a) The test shall be carried out in a laboratory with ambient temperature of (25±2) °C, relative humidity of (50±10) %; no external airflow, no strong sunlight or other radiation effects; the concentration of the particle matter and chemical gaseous pollutants shall meet the requirements of GB/T 18883-2002; b) The test power supply shall be a single-phase AC sine wave with test voltage of 220V, frequency of 50Hz; the voltage and frequency fluctuation range shall not exceed ±1% of the rated value. A.2 Test equipment and instrument A.2.1 Preparation Inspect the test equipment, instrument and recording equipment before the test; ensure that they are in normal working condition. The test equipment and instrument shall be regularly calibrated. A.2.2 Test equipment The test-used 30m3 chamber shall meet the following requirements stipulated in Appendix A of GB/T 18801-2005 such as internal chamber dimension, frame, wall, floor, roof, sealing material, mixing fan, circulation fan, and airtightness; and meet the requirement that after the test chamber is sealed for 2h, the concentration of gaseous pollutants (such as formaldehyde, and toluene, etc.) shall not exceed 20% of the corresponding standard values specified in GB/T 18883-2002. A.2.3 Test instrument The test instrument includes temperature and humidity meter, chronograph, power tester, spectrophotometer, gas chromatograph, online gaseous pollutant concentration tester, etc.; thereof, the gas chromatograph shall be equipped with hydrogen flame ionization detector; the online gaseous pollutant concentration tester shall satisfy the chamber shall be controlled within the range of (10±1) times of the corresponding concentration limit value specified in GB/T 18883-2002. If performing the purification efficiency test of non-characteristic gaseous pollutants, the initial concentration shall be controlled within the range of (10±1) times of the corresponding indoor air quality control standard limit value of the reference. A.4 Test method A.4.1 Basic requirements The test shall be carried out continuously in the following procedure and shall be finished in the shortest as much as possible. The whole test procedures hall be recorded well, including the test date, time, ambient temperature and humidity condition, background value and actually-measured value of gaseous concentration in the test chamber. A.4.2 Pre-running Follow the steps below to pre-run the air cleaner under test. a) Open the package of the air cleaner under test; confirm that the whole machine state, filter installation, and various functions of it required by the instruction manual are normal; b) Adjust the air cleaner under test into a rated state to run at least 60min under the test conditions satisfying the provisions of A.1; c) According to the provisions of A.4.3.2b) ~ A.4.3.2c), place the air cleaner into the test chamber then take it out; stand for 24h in the laboratory for test. No sampling is required, during this period, to analyze the concentration of the gaseous pollutant. A.4.3 Test procedure A.4.3.1 Natural attenuation test of gaseous pollutants Follow the steps below to perform the natural attenuation test of gaseous pollutants. a) Turn on the mixing fan and start the test instrument to monitor the test conditions in the test chamber. When the monitoring data conforms to the provisions of A.1, turn off the mixing fan; continuously monitor for 10min; confirm that the data doesn’t rebound; and record the ambient temperature and humidity, background concentration, etc.; b) The generation of gaseous pollutants in the test chamber shall be carried out as follows. cleaner to the rated state, start the test. During the test, perform sampling once every 5min; record which separately as t5, t10, t15 ... tn, tn+5, tn+10, tn+15, tn+20; the corresponding actually-measured gaseous pollutant concentrations shall be recorded separately as C5, C10, C15 ... Cn, Cn+5, Cn+10, Cn+15, Cn+20. tn is the closest epitaxial time point calculated by Formula (A.5) at the equivalent test time, T; and Cn is the gaseous pollutant concentration at tn. The total test time shall be no longer than 180min; d) Turn off the air cleaner; record the temperature and relative humidity in the laboratory; which shall meet the requirements of A.1; e) Calculate the concentration of gaseous pollutants in air cleaner at the equivalent test time as per A.5.2.1; calculate the purification efficiency of gaseous pollutants, Q, as per Formula (A.8). A.5 Calculation A.5.1 Derivation and calculation at equivalent test time A.5.1.1 Derivation at equivalent test time In the test method for purification efficiency of gaseous pollutants, the equivalent test time is particularly important as the core parameter affecting the test results. The following is a description of the derivation process of the equivalent test time. a) Under ideal conditions (regardless of factors such as concentration diffusion uniformity and actual air exchange ratio, etc.), the purification efficiency of air cleaner against the gaseous pollutants shall be determined by the number of air cycles in the space of use. If the actually-running time is specified as 1h, then obtain the Formula (A.1). Where. n – the number of air cycles, in times; 1 – 1 hour, in h; Q –flow rate of air cleaner, in m3/h; VA – use space of air cleaner, in m3. b) When the initial concentration of gaseous pollutants in the actual use environment of the air cleaner is the same as the initial concentration in the test chamber during the test; obtain the purification efficiency of the gaseous ......

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