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Building Standard Library

People's Republic of China Industry Standards

Multi-line air conditioning system engineering technical regulations

Technical specification for multi-connected split air condition system

JGJ 174-2010

Approval department: Ministry of Housing and Urban-Rural Development of the People's Republic of China Date of implementation: September 1, 2010

Announcement No. 533 of the Ministry of Housing and Urban-Rural Development of the People's Republic of China on Issuing the Industry Standard "Technical Specifications for Multi-connected Air Conditioning System Engineering"

The "Multi-connected Air Conditioning System Engineering Technical Regulations" is now approved as the industry standard, numbered JGJ 174-2010, and will be implemented from September 1, 2010. Among them, Articles 5.4.6 and 5.5.3 are mandatory provisions and must be strictly implemented.
This specification is published by China Construction Industry Press organized by the Standard Quota Research Institute of our Ministry.

Ministry of Housing and Urban-Rural Development of the People's Republic of China
March 31, 2010


Foreword

According to the requirements of the Notice of the Ministry of Construction on Printing and Distributing <2004 Standards for Urban Construction and Construction Industry Construction and Revision Plan of Construction Industry> (Build Standard [2004] No. 66), the code preparation team has conducted extensive investigations Carefully summarized practical experience, made reference to relevant international standards and advanced foreign standards, and formulated this procedure on the basis of extensive consultation.
The main technical content of this regulation is: the technical requirements of design, materials, construction, inspection, debugging and acceptance in the multi-line air conditioning system project.
The provisions marked in bold in these regulations are compulsory and must be strictly implemented.
The Ministry of Housing and Urban-Rural Development is responsible for the management and interpretation of mandatory provisions, and the China Academy of Building Sciences is responsible for the interpretation of specific technical content. If you have any comments or suggestions during the implementation process, please send them to China Academy of Building Research (Address: 30 North Third Ring Road East, Beijing 100013).
Compiling institutes of this code: Chinese Academy of Building Sciences
Participating organization: Beijing Institute of Architectural Design
Shanghai Architectural Design & Research Institute Co., Ltd.
Wuhan Architectural Design Institute
GuangZhou University
China Refrigeration and Air Conditioning Industry Association Refrigeration and Air Conditioning Engineering Working Committee
Guangdong Midea Commercial Air Conditioning Equipment Co., Ltd.
Zhuhai Gree Electric Appliance Co., Ltd.
Daikin (China) Investment Co., Ltd.
Shanghai Mitsubishi Electric Shangling Air Conditioner Electric Company
Qingdao Hisense Hitachi Air Conditioning System Co., Ltd.
Emerson Environmental Optimization Technology (Suzhou) Co., Ltd.
Suzhou Samsung Electronics Co., Ltd.
Qingdao Haier Air Conditioning Electronics Co., Ltd.
The main drafters of this regulation: Xu Wei, Cao Yang, Xu Hongqing, Shou Weiwei, Huang Wei, Chen Yanhua, Pei Qingqing, Yao Guoqi, Xu Yongfeng, Yu Kai, Xinzhilang in the village, Tong Xingsheng, Xu Qiusheng, Zhai Songlin, Wu Zhexing, National Defense
The main examiners of this regulation: Lang Siwei, Luo Ying, Shao Zongyi, Shi Wenxing, Cheng Jianhong, Xia Zhuoping, Wu Danong, Ma Youcai, He Guangzhao