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GB/T 27940-2011 English PDF

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GB/T 27940-2011: Single-stage positive displacement refrigerant compressors parallel unit for refrigeration application
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PDF similar to GB/T 27940-2011


Standard similar to GB/T 27940-2011

GB/T 25861   GB/T 25127.2   GB/T 25127.1   GB/T 27942   GB/T 27943   GB/T 27941   

Basic data

Standard ID GB/T 27940-2011 (GB/T27940-2011)
Description (Translated English) Single-stage positive displacement refrigerant compressors parallel unit for refrigeration application
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard J73
Classification of International Standard 27.200
Word Count Estimation 11,165
Date of Issue 2011-12-30
Date of Implementation 2012-10-01
Quoted Standard GB 150; GB/T 191; GB 5226.1; GB/T 5773; GB/T 6388; GB 9237; GB/T 10079; GB/T 12241; GB/T 13306; GB/T 13384; GB/T 16630; GB/T 18429; GB/T 19410; GB 25131; JB/T 4330-1999; JB/T 7245; JB/T 7249; JB/T 7961; NB/T 47012
Regulation (derived from) National Standard Approval Announcement 2011 No.23
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 refrigeration compressor displacement parallel single-stage refrigeration unit (hereinafter referred to as " units ") of the terms and definitions, Types and basic parameters, requirements, test methods, inspection methods, inspection rules, signs, packaging, transport and storage. This standard applies to R22, R134a, R404A, R407C, R410A and R507 for the refrigeration compressor displacement parallel single-stage refrigeration unit refrigerant. Use other refrigerants, and single-stage cooling and refrigeration compressor displacement parallel units with economizer may refer to.

GB/T 27940-2011: Single-stage positive displacement refrigerant compressors parallel unit for refrigeration application


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Single-stage positive displacement refrigerant compressors parallel unit for refrigeration application ICS 27.200 J73 National Standards of People's Republic of China Refrigeration displacement single-stage refrigeration compressor unit in parallel Issued on. 2011-12-30 2012-10-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. The standard proposed by China Machinery Industry Federation. This standard by the national refrigeration and air conditioning equipment Standardization Technical Committee (SAC/TC238) centralized. This standard is mainly drafted by. Sigg refrigeration (Wuxi) Co., Ltd., Hefei General Machinery Research Institute, Guangdong Air Conditioning Co., Jeroen. Participated in the drafting of this standard. Dalian Sanyo Compressor Co., Ltd., Johnson Controls Building Equipment Technology (Wuxi) Co., Ltd., Country Festival Energy saving refrigeration equipment Engineering Research Center, Guangdong Midea HVAC Equipment Co., Ltd. The Zhejiang Jie Refrigeration Equipment Co., Shaoxing Dong Long Refrigeration Company Limited. Drafters of this standard. Brunei Maohua, Gu Shaobo, Shizhu Qing, Liu Jinglin, Wu Jiesheng, Hu Xianghua, Huang Hui, Wuzheng Mao, Zhang, Jiang Gangliang, Luo mark. Refrigeration displacement single-stage refrigeration compressor unit in parallel

1 Scope

This standard specifies the volume of single-stage refrigeration compressor refrigeration units in parallel (hereinafter referred to as "units") terms and definitions, types and groups The parameters, requirements, test methods, inspection rules, marking, packaging, transportation and storage. This standard applies to R22, R134a, R404A, R407C, R410A and R507 as a refrigerant for cooling the volume of single-stage refrigeration Parallel compressor unit. Use other refrigerants and refrigeration displacement single-stage refrigeration compressor unit in parallel with the economy can be implemented by reference.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB 150 Pressure Vessel GB/T 191 Packaging - Pictorial signs GB 5226.1 Electrical safety of machinery, mechanical and electrical equipment - Part 1. General requirements GB/T 5773 displacement refrigerant compressor performance test methods GB/T 6388 transport package shipping mark GB 9237 cooling and heating with a mechanical refrigeration system security requirements GB/T 10079 single - stage reciprocating refrigerant compressors GB/T 12241 General requirements for safety valve GB/T 13306 signs GB/T 13384 mechanical and electrical products packaging General technical conditions GB/T 16630 refrigerating machine oil GB/T 18429 hermetic scroll compressor refrigeration GB/T 19410 screw refrigeration compressors GB 25131 vapor compression cycle with cold water (heat pump) Safety requirements Determination of JB/T 4330-1999 refrigeration and air conditioning equipment noise JB/T 7245 refrigeration apparatus with shut-off valve JB/T 7249 term refrigeration equipment JB/T 7961 refrigerant pressure, differential pressure controller NB/T 47012 refrigerating apparatus pressure vessels

3 Terms and Definitions

JB/T 7249 defined by the following terms and definitions apply to this document. 3.1 The volume of single-stage refrigeration compressor unit in parallel single-stagepositivedisplacementrefrigerantcompressorsparalelunit By two or more single-stage refrigeration compressor displacement is connected through an intake manifold and exhaust manifold in parallel, and other auxiliary equipment (such as oil

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