电信和信号网络浪涌隔离变压器|沙特标准|SASO-IEC-61643-351

  电信和信号网络浪涌隔离变压器|沙特标准|SASO-IEC-61643-351
  
  SASO-IEC-61643-351
  
  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)的性能要求和试验方法

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