GB/T 32350.2-2025 Pending National standards

GB/T 32350.2-2025 Railway applications—Insulation coordination—Part 2:Overvoltages and related protection

Publish Date: 2025-12-31 Implement Date: 2026-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 32350.2-2025

Standard Type: National standards

Standard Status: Pending

is_force_gb: no

CCS Name: Basic standards and general methods

ICS Name: Railway vehicles

Publish Date: 2025-12-31

Implement Date: 2026-07-01

Publisher: 国家市场监督管理总局、国家标准化管理委员会

Technical Committee: 全国轨道电气设备与系统标准化技术委员会(SAC/TC 278)

Pages: 16 pages

Scope

本文件规定了供电相关设备的瞬时过电压防护的仿真和试验要求。
本文件适用于：
——地面设备(与变电站变压器次边相连)、与接触网连接的机车车辆设备；
——与列车供电网连接的机车车辆设备。
本文件不适用于长时限过电压。

Development Information

Drafting Units:

中车株洲电力机车研究所有限公司、中铁工程设计咨询集团有限公司、中车永济电机有限公司、中车株洲电力机车有限公司、中铁第四勘察设计院集团有限公司、中车大同电力机车有限公司、中车株洲电机有限公司、中车青岛四方机车车辆股份有限公司、中车大连机车车辆有限公司

Drafting Persons:

冯江华、陈燕平、赵清良、楚振宇、杨璐、彭新平、汪自成、王文、梁西川、刘建城、王莹

Word Count: 17 Thousand words Pages: 16 pages

Same series standard

GB/T 32350.1-2025 Railway applications—Insulation coordination—Part 1:Basic requirements—Clearances and creepage distances for all electrical and electronic equipment

Replace the following standards

GB/T 32350.2-2015 Railway applications—Insulation coordination—Part 2:Overvoltages and related protection

Referenced Standards

GB/T 1402-2010 Railway applications—Supply voltages of traction systems GB 11032-2000 Metal oxide surge arresters without gaps for a.c.systems GB/T 11032-2010 Metal-oxide surge arresters without gaps for a.c. systems GB/T 11032-2020 Metal-oxide surge arresters without gaps for a.c. systems GB/T 32350.1-2015 Railway applications—Insulation coordination—Part 1:Basic requirements—Clearances and creepage distances for all electrical and electronic equipment GB/T 32350.1-2025 Railway applications—Insulation coordination—Part 1:Basic requirements—Clearances and creepage distances for all electrical and electronic equipment

Adopt standards

IEC 62497-2:2010

Related Standards

GB/T 4952-1985 Abolished

GB/T 4952-1985 Coupler connection contour for locomotives and cars

Publish Date: 1985-03-06

GB/T 5599-1985 Replaced

GB/T 5599-1985 Railway vehicles—Specification for evaluation the dynamic performance and accreditation test

Publish Date: 1985-11-25

GB/T 8601-1988 Replaced

GB/T 8601-1988 Rolled solid wheels for railway

Publish Date: 1988-01-07

GB/T 8602-1988 Active

GB/T 8602-1988 Rough-rolled tyres for railway

Publish Date: 1988-01-07

GB/T 10082-1996 Replaced

GB/T 10082-1996 Technical requirements of heavy duty railway motor trolley

Publish Date: 1996-10-09

GB/T 17425-1998 abolished_transferred

GB/T 17425-1998 Purchase and acceptance of couplers and coupler yokes for freight service

Publish Date: 1998-07-06