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GB/T 27941-2011: Code of design and installation for multi-split air conditioning (heat pump) system
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 27941-2011 | English | 579 |
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Code of design and installation for multi-split air conditioning (heat pump) system
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GB/T 27941-2011
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Basic data | Standard ID | GB/T 27941-2011 (GB/T27941-2011) | | Description (Translated English) | Code of design and installation for multi-split air conditioning (heat pump) system | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J73 | | Classification of International Standard | 27.200 | | Word Count Estimation | 25,257 | | Date of Issue | 2011-12-30 | | Date of Implementation | 2012-10-01 | | Quoted Standard | GB/T 1527; GB/T 4272; GB/T 8175; GB 9237; GB/T 17791; GB/T 18837; GB 21454; GB 50019; GB 50126; GB 50189; GB 50242; GB 50243; GB 50303; GB 50411; JGJ 16; JGJ 141; JGJ 174-2010 | | 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 multi air conditioning (heat pump) (hereinafter referred to as: multi-connected unit) terms and definitions, application design, installation, commissioning, commissioning and acceptance. This standard applies to the use of R22, R41OA, multi-connected units R407C refrigerant, also suitable for low ambient temperature air source multi-connected unit. Engine-driven cut multi-connected units, sources VRF units and these units use other refrigerants can be implemented by reference. | GB/T 27941-2011: Code of design and installation for multi-split air conditioning (heat pump) system
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Code of design and installation for multi-splitair conditioning (heat pump) system
ICS 27.200
J73
National Standards of People's Republic of China
Multi air conditioning (heat pump) Application Design
And installation requirements
(Heatpump) system
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
Table of Contents
Introduction Ⅲ
1 Scope 1
2 Normative references 1
3 Terms and definitions
4 Application Design 2
5 Installation 7
6 testing, commissioning and acceptance 14
Appendix A (informative) Project Quality Checklist 16
Table A.1 equipment unpacking inspection records Table 16
Table A.2 acceptance of concealed work record Table 17
Table A.3 system leakage test records Table 18
Table A.4 system components commissioning test data 19
Table A.5 system construction inspection records 21
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.
Drafting of this standard. Zhejiang Dresdner Construction Corporation, Tsinghua University, Hefei General Machinery Research Institute, Guangdong Midea HVAC equipment
Ltd., Qingdao Haier Air Conditioning Electronics Co., Ltd., Qingdao Hisense Hitachi Air Conditioning Systems Co., Ltd., Shenzhen McQuay Air Conditioning Co., Ltd.
Participated in the drafting of this standard. Zhuhai Gree Electric Appliance Co., Ltd., Daikin (China) Investment Co., Ltd., Shanghai Mitsubishi Electric · on
Mitsubishi Electric Air Conditioning Co., Johnson Controls Building Equipment Technology (Wuxi) Co., Ltd., Zhejiang Jiang Xinhui Refrigeration Equipment Co., Ltd. Zhejiang Chun
Fai Intelligent Control Co., Ltd., the State Environmental Protection Refrigeration Equipment Engineering Technology Research Center of energy-saving air-conditioning Engineering Co., Ltd. on Yu Fenghua.
The main drafters of this standard. Shiwen star, Chen Guomin, Zhang Sheng, Xu Yongfeng, Maoshou Bo, Meng Jianjun, Zhou Hongjun, Suyu Hai, Zhong Ming, Tong Xingsheng,
Hu Xianghua, Yaoqing Zhong, LANGUAGE AND CULTURE, Huang Hui, Dai Lifeng, Dengguo Yong, Zhou Dehai, Zhao Wei.
Multi air conditioning (heat pump) Application Design
And installation requirements
1 Scope
This standard specifies the multi air conditioning (heat pump) unit (hereinafter referred to as. multi-type units) terms and definitions, application design, installation, adjustment
Test, commissioning and acceptance.
This standard applies to the use of R22, R410A, multi-connected unit R407C refrigerant; also suitable for low ambient temperature air source multi-type
unit.
Engine-driven multi-type units, water source multi-connected unit and said other unit using refrigerants 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/T 1527 copper and copper alloy tube drawing
GB/T 4272 General technical equipment and pipeline insulation
GB/T 8175 equipment and pipeline insulation design guidelines
GB 9237 cooling and heating with a mechanical refrigeration system security requirements
GB/T 17791 Air Conditioning & Refrigeration Equipment for Seamless Copper Tube
GB/T 18837 multi air conditioning (heat pump)
GB 21454 multi air conditioning (heat pump) energy efficiency of limited value and energy efficiency rating
GB 50019 Heating, ventilation and air conditioning design
GB 50126 industrial equipment and pipeline insulation engineering
GB 50189 public building energy efficiency design standards
Construction Quality GB 50242 Building Water and Heating Engineering acceptance
GB 50243 Construction Quality Acceptance of Ventilation and Air Conditioning Engineering
Building Construction Quality GB 50303 Electrical Projects
Construction Quality Acceptance GB 50411 energy efficient building norms
JGJ16 civil electrical design specifications
JGJ141 ventilation ducts Technical specification
JGJ174-2010 VRF air conditioning systems engineering and technical regulations
3 Terms and Definitions
GB/T 18837 and GB 50019 and defined by the following terms and definitions apply to this document.
3.1
VRF air conditioning (heat pump) system multi-splitairconditioning (heatpump) system
After engineering design, and with the provisions of a pipe or several outdoor units and several indoor units connected to the project site, consisting of installation
Single cycle direct evaporative cooling air conditioning system. Hereinafter referred to as. multi-line system.
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