Standard No.:	GB/T 42149-2022
English Name:	Railway application—Fixed installations—Technical specification for current protection of medium voltage power supply system based on digital communication
Chinese Name:	轨道交通 地面装置 基于数字通信的中压供电系统电流保护技术规范
Chinese Classification:	S81    Traction substation
Professional Classification:	GB    National Standard
Issued by:	SAMR; SAC
Issued on:	2022-12-30
Implemented on:	2023-7-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	7000 words
Price(USD):	210.00
Delivery:	via email in 1~3 business day

本文件规定了轨道交通中压供电系统中基于数字通信的电流保护及相关设备的技术原则、要求以及试验方法。本文件适用于轨道交通中压供电系统。