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GB/T 25858-2010 English PDF

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GB/T 25858-2010: Performance testing method of precision air conditioning unit
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Basic data

Standard ID GB/T 25858-2010 (GB/T25858-2010)
Description (Translated English) Performance testing method of precision air conditioning unit
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard J73
Classification of International Standard 27.200
Word Count Estimation 19,179
Date of Issue 1/10/2011
Date of Implementation 10/1/2011
Quoted Standard GB/T 14294-2008; GB/T 16803; GB/T 17758; GB/T 19413-2003; JB/T 7249
Regulation (derived from) Announcement of Newly Approved National Standards 2011 No. (No. 166 overall) 1
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary This Standard specifies the terms and definitions of precision air conditioning units, classification and testing methods. This Standard is applicable to the control to adjust the temperature not greater than �� 1��C, relative humidity less than �� 5% range of air conditioning units.

GB/T 25858-2010: Performance testing method of precision air conditioning unit

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Performance testing method of precision air conditioning unit ICS 27.200 J73 National Standards of People's Republic of China Standard Test Method for Performance of Precision Air - conditioning Units 2011-01-10 released 2011-10-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China China National Standardization Management Committee released

Foreword

This standard is drafted according to the rules given in GB/T 1.1-2009. This standard is proposed by the China Machinery Industry Federation. This standard is national standardization of refrigeration and air conditioning equipment Technical Committee (SAC/TC238). This standard is responsible for drafting unit. Guangdong Liyou Environmental System Co., Ltd., Hefei General Machinery Research Institute, Guangdong Liyou artificial environment Technology Research Institute, Dongguan City, the majority of refrigeration Limited. This standard to participate in the drafting unit. Guangdong United States Refrigeration Equipment Co., Ltd., Guangdong Jirong air-conditioning equipment company, Zhuhai Gree Electric shares Limited company, Shaoxing City Refrigeration Equipment Factory Co., Ltd. The main drafters of this standard. Fang Peiming, Xie Shuping, Zhang Xiuping, Liu Yi, Yin Feiping, Zhao 薫, Zhang Long, Chen Weidong. This standard is interpreted by the National Standardization Technical Committee for Refrigeration and Air Conditioning Equipment. Standard Test Method for Performance of Precision Air - conditioning Units

1 Scope

This standard specifies the terms and definitions, classification and test methods of precision air conditioning units (hereinafter referred to as "units"). This standard applies to the control of the temperature is not greater than ± 1 ℃, the relative humidity of not more than ± 5% of the air conditioning unit.

2 normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article Pieces. For undated references, the latest edition (including all modifications) applies to this document. Combined air conditioning unit GB/T 14294-2008 GB/T 16803 heating, ventilation, air conditioning, purification equipment terminology GB/T 17758 Unit Air Conditioner Computer and data processing unit - type air - conditioners for machine rooms GB/T 19413-2003 JB/T 7249 refrigeration equipment terminology

3 terms and definitions

GB/T 14294, GB/T 16803, GB/T 17758 and JB/T 7249 and the following terms and definitions apply to this document. 3.1 Precision air conditioning unit precisionairconditioningunit Providing air to the enclosed space, room or area directly and individually or simultaneously maintaining the temperature within ± 1 ° C and relative humidity ± 5% of the range of air conditioning units. 3.2 Control precision controledprecision The unit is capable of maintaining the temperature and relative humidity fluctuation range while providing air directly to the enclosed space, room or area. 3.3 Cooling capacity refrigeratingcapacity The sum of the heat removed from the enclosed space, the room or the area in the unit unit time during the stable operation of the refrigeration test conditions Bit. W. 3.4 Refrigeration power consumption refrigeratingconsumedpower The total power consumed by the unit under the specified refrigeration test conditions, in W. 3.5 Coefficient of performance (COP) coefficientofperformance In the refrigeration test conditions, the unit in the same unit that the cooling capacity and cooling power consumption ratio. 3.6 Integrated performance total load From the specified performance test conditions to adjust the set conditions to the process, the unit assumed the test environment in the total heat and humidity load, the single

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