GB/T 25890.7-2010
Railway applications.Fixed installations.DC switchgear.Part 7-1:Measurement,control and protection devices for specific use in d.c. traction systems.Application guide (English Version)

Standard No.: GB/T 25890.7-2010
Language: Chinese, Available in English version
Release Date: 2011
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 25890.7-2010

Scope: This part of GB/T 25890 provides support, guidance and requirements for the design of protection, control and measurement systems for DC switchgear in DC traction power supply systems. This part specifies the characteristics and parameters of the measurement, control and protection devices in the DC traction power supply system. This section serves as a guide for application in electrical protection systems.

GB/T 25890.7-2010 Referenced Document

GB/T 25890.1-2010 Railway applications.Fixed installations.DC switchgear.Part 1:General
GB/T 25890.2-2010 Railway applications.Fixed installations.DC switchgear.Part 2:DC circuit breakers
GB/T 25890.8-2010 Railway applications.Fixed installations.DC switchgear.Part 7-2:Mearsurement、control and protection devices for specific use in d.c traction systems.Isolating current transducers and other current measuring devices
GB/T 25890.9-2010 Railway applications.Fixed installations.DC switchgear.Part 7-3:Mearsurement、control and protection devices for specific use in d.c traction systems.Isolating voltage transducers and other voltage measuring devices
IEC 62128-1:2003 Railway applications - Fixed installations - Part 1: Protective provisions relating to electrical safety and earthing

2011 GB/T 25890.7-2010 Railway applications.Fixed installations.DC switchgear.Part 7-1:Measurement,control and protection devices for specific use in d.c. traction systems.Application guide