GB/T 25121—2010
轨道交通机车车辆设备电力电子电容器
Railway applications—Rolling stock equipment—Capacitors for power electronics
2010-09-02 发布
2011-02-01 实施
目录
1范围..........................................1
2规范性引用文件 ....................................1
3术语和定义.......................................2
4使用条件........................................5
4.1正常使用条件...................................5
4.2非正常使用条件...................................6
5 质量要求和试验 ...................................6
5.1 试验要求.....................................6
5.2试验类别......................................6
5. 3 电容值与tanS的测量.............................7
5.4 电容器损耗角正切（ta潢）的测量........................8
5.5端子间的电压试验..................................8
5.6端子与外壳间的交流电压试验.............................8
5.7内部放电器件的试验 ................................9
5.8 密封性试验 .................................. 9
5.9浪涌放电试验....................................9
5.10热稳定试验....................................9
5.11自愈性试验...................................10
5.12谐振频率的测量.................................10
5.13环境试验 ..................................10
5.14机械试验 ..................................11
5.15 耐久性试验 .................................11
5.16 破坏性试验 .................................13
5.17熔丝的断开试验.................................16
5.18局部放电测量..................................17
6最高允许电压.....................................17
7安全要求.......................................18
7.1放电装置.....................................18
7.2外壳连接.....................................18
7.3 环境保护....................................18
7.4其他安全要求...................................18
8单元的标志......................................18
8.1铭牌.......................................18
8.2 警告牌.....................................19
8.3数据表......................................19
9安装及应用导则....................................19
9.1概述.......................................19