Standard No.:	GB 50052-1995
English Name:	Code for design of electric power supply systems
Chinese Name:	供配电系统设计规范
Chinese Classification:	P63    Power supply and distribution engineering
Professional Classification:	GB    National Standard
ICS Classification:	91.140.50 91.140.50    Electricity supply systems 91.140.50
Source Content Issued by:	the State Bureau of Technical Supervision, the Ministry of Construction
Issued on:	1995-07-12
Implemented on:	1996-5-1
Status:	superseded
Superseded by:	GB 50052-2009 Code for Design Electric Power Supply Systems
Superseded on:	2010-7-1
Abolished on:	2010-07-01
Superseding:	GBJ 52-1983 Specifications for the design of industrial and civil power supply system(Trial)
Target Language:	English
File Format:	PDF
Word Count:	5000 words
Translation Price(USD):	120.0
Delivery:	via email in 1 business day

1.0.1 This code is drawn up for the sake of implementing the national technical and economic policies in design of electric power transmission and distribution system so as to ensure safety of human body, reliability of power supply, technical advancement and economic rationality. 1.0.2 This code is suitable for the design of new and expansion works for the electric power transmission and distribution system with voltage of 110kV and below. 1.0.3 The design of power transmission and distribution system must have the view point of overall situation and take all factors into consideration according to load nature, power used capacity, engineering characteristics and regional power supply condition so that the design scheme is rationally determined. 1.0.4 The design of power transmission and distribution system shall combine the long term with the short term with the short term as priority according to engineering characteristics, work scale and development planning. 1.0.5 The design of power transmission and distribution system shall use those electrical products conforming to high efficiency, low consumption of energy and advanced performance of the current relevant national standards. 1.0.6 The design of power transmission and distribution system, besides in compliance with this code, shall further conform to the stipulations of the current relevant national standards and codes.

1 General 2 Load categorization and electric power supply requirement 3 Electric power source and power supply system 4 Voltage selection and electric energy quality 5 Reactive power compensation 6 Low-voltage power distribution Appendix I Explanation of terms Appendix II Explanation of wording used in this code Additional explanation