1.0.1 This regulation is specially formulated to make the design, installation and acceptance of electrical installations supplied with low voltage comply with national and local technical and economic policy, reach advanced technology, economy and rationality, personal safety, reliable power distribution and convenient installation and maintenance.
1.0.2 This regulation is applicable to the electrical installations supplied by low-voltage public grid of Shanghai. Electrical installations supplied with high voltage may implement by reference.
1.0.3 The equipments and materials adopted for electric installations shall meet the relevant national, Shanghai or enterprise standards imported equipments and materials shall meet the IEC standards and the requirements of relevant standards of China.
1.0.4 In addition to the requirements of this Regulation, electrical installations supplied with low voltage shall also meet the requirements of national and local current relevant standards and codes.
1 General Provisions
2 Household Device
2.1 General Requirements
2.2 Assess Mode
2.3 House Access Pole (and holder)
2.4 House Service Wire
2.5 Incoming Pipe
3 Metering and General Power Distribution Unit
3.1 General Requirements
3.2 General Fuse Box and Cable Terminal Box
3.3 Power Distribution Room
3.4 Low, Multi-story and Mid-Tall Buildings
3.5 Tall Buildings
3.6 Other Users
3.7 Power Supply of Power Supply Box
3.8 Main Switch
3.9 Fuse
4 Circuit Installations
4.1 General Provisions
4.2 Exposed Laying Indoors and Outdoors
4.3 Cable Laying
4.4 Wire laying of Steel Conduit
4.5 Wire Laying of Insulating Conduit
4.6 Laying of Enclosed Busbar Slot
4.7 Wire Laying inside the Electrical Shaft
4.8 Laying of Aerial Wire
5 General Electric Equipment
5.1 General Provisions
5.2 Illumination and Auxiliary Facilities
5.3 Landscape Illumination
5.4 Safe Low-voltage Illumination
5.5 Electric Installation in Public Places
5.6 Domestic Electrical Appliance
5.7 Motor and Accessories
5.8 Hoist
5.9 Electric Welder
5.10 Movable Electrical Appliances
5.11 Electrical Equipment for Medical Purposes
5.12 Power Capacitor
5.13 Electrical Requirements of Harmonic Source Equipment
6 Protective Earthing Devices
6.1 General Provision
6.2 Earthing Electrode
6.3 Total Equipotential Bonding
6.4 Earthing Wire
6.5 Connection Requirement
6.6 Explosive-gas Locations
Appendix A The Permissible Current Carrying Capacity of Conductor and Conducting Wire
Appendix B The Comparison Table for the Section, Number, Diameter and Approximate British Standard of Various-gaged Conductor
Appendix C The Nominal Diameter Selection List for the Steel Conduit Threaded by Insulated Conductor
Appendix D The Voltage Loss of Three Groups of 380V Circuits
Appendix E The Current Calculation Formula of General electric equipment
Appendix F Reference Table for Domestic Electrical Appliance Power Checking
Appendix G The Calculation and Compensation of Power Factor
Appendix H The Wording Explanation of This Regulation
