iec61643-351{ed1.0}b
发布时间:2024-03-20 17:25:09 点击量:1104
Components for low-voltage surge protective devices – Part 351: Performance requirements and test methods for telecommunications and signalling network surge isolation transformers (SIT)
低压浪涌保护器件元件 - 第351部分:电信和信号网络浪涌隔离变压器(SIT)的性能要求和测试方法