This Specification is formulated to guide the construction management of electric power engineering for passenger-freight railway （hereinafter referred to as "the railway electric power
engineering"） ，unify the construction technical standards and ensure the construction quality.
This Specification is applicable to construction of railway electric power engineering.
The railway electric power engineering must be constructed strictly in accordance with approved design documents. Dynamic manage

1 General Provisions

2 Terms

3 Construction Preparation
3．1 Construction lnvestigation
3．2 Verification of Construction Drawings
3．3 Executive Construction Organization Design
3．4 Preparation of Construction Machinery
3．5 Construction Sites and Temporary Works
3．6 Operation Personnel
3．7 Commencement Report

4 Substation and Distribution Substation
4．1 General Requirements
4．2 Foundation and Frame
4．3 Barrier and Fence
4．4．Outdoor High Voltage and Fully-Enclosed SF6 Gas Insulated Switchgear （GIS）
4．5 011 Immersed Transformer，Reactor and Instrument Transformer
4．6 High Voltage Circuit Breaker
4．7 Other High Voltage Electrical Equipment
4．8 Indoor and Fully-enclosed SF6 Gas Insulated High Voltage Switchgear
4．9 Switchgear
4．10 Pre-fabricated Substation
4．11 Control， Protection， lntegrated Automation and Secondary Circuit Connection
4．12 Bus Bar Device
4．13 Installation of AC & DC Devices
4．14 Start-up， Trial Operation， Energization and Putting into Operation

5 Electric Power Supply SCADA System
5．1 General Requirements
5．2 Equipment Installation in Control Station
5．3 Installation of Controlled Station Equipment
5．4 Commissioning of Control Stations and Controlled Stations
5．5 Integrated Commissioning for SCADA System

6 Overhead Power Lines of 35 kV and Below
6．1 General Requirements
6．2 Construction Survey
6．3 Foundation Pouring
6．4 Pole and Tower Erection and Insulator Installation
6．5 Stay Wire Installation
6．6 Conductor Erection
6．7 Erection of Insulation Conductors
6．8 Installation of Line Equipment
6．9 Service Wire

7 Cable Lines
7．1 General Provisions
7．2 Laying of Direct-buriaI Cables
7．3 Cable Laying inside Cable Trenches and Cable Tunnels
7．4 Cable Laying along Railway Tunnels and Bridges
7．5 Cable Laying Passing through Rivers and Streams
7．6 Cable Laying in Substations and Distribution Substations
7．7 Fabrication of Terminals and Intermediate Joints of Power Cables

8 Low Voltage Power Distribution
8．1 General Requirements
8．2 Installation of Low Voltage Power Cabinets and Low Voltage Power Distribution Boxes
8．3 Low Voltage Circuit Breakers and Leakage Protection Devices
8．4 Low Voltage Disconnectors， Blade Switches and Change-over Switches
8．5 Low Voltage Contactors and Starters
8．6 Controllers， Push Buttons and Travel Switches
8．7 Resistors， Rheostats and Electromagnets
8．8 Power Distribution Lines and Fuses
8．9 Power Distribution Devices for Motors and Cranes
8．10 Flameproof Electric Equipment

9 Electric Lighting
9．1 General Requirements
9．2 Indoor Lighting
9．3 Outdoor， Station and Yard Lighting
9．4 Lighting Wiring
9．5 Switches and Sockets
9．6 Lighting at Locations for Protection against Hazards of Explosion and Fire

10 Electromechanical Equipment Monitoring
10．1General Provisions
10．2 Installation of Monitoring Equipment
10．3 System Network Wiring
10．4 Integrated Commissioning of Monitoring Equipment and Controlled Objects

11 Lightning Protection， Earthing and Safety
11．1 General Provisions
11．2 Lightning Protection
11．3 Laying of Earthing Network
11．4 Connection of Earthing Electrode
11．5 Earthing of Electric Equipment
11．6 Earthing for Equipment at Locations with Hazards of Explosion and Fire

Appendix A Diagram for Insulation Treatment at Load Carrying Joint
Appendix B Diagram for Conductor Crimping and Dimensions of Notches

Words Used for Different Degrees of Strictness