发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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GB/T 18802的本部分适用于系统标称电压不超过交流1000Vr.m.s和直流1500V的电信和信号网络中电涌保护器(SPD)的选择、运行、安装和配合等的导则。 本部分也适用于组合在同一个外壳中用于信号线路和电源线路保护的SPD
Low-voltage surge protective devices.Part 22:surge protective devices connected to telecommunications and signalling networks.Selection and application principles
本部分适用于对受到雷电或其他瞬态过电压直接或间接影响的电信和信号网络进行防护的浪涌保护器(以下称为SPD——Surge protective device)。 这些SPD的作用是对连接到系统标称电压最高为交流1000V(均方根值)、直流1500V的电信网络和信号网络的现代电子设备
Low-voltage surge protective devices Part 21:Surge protective devices connected to telecommunications and signalling networks Performance requirements and testing methods
本部分适用于对受到雷电或其他瞬态过电压直接或间接影响的电信和信号网络进行防护的电涌保护器(以下称为SPD--Surge protective device)。 这些SPD的作用是对连接到系统标称电压最高为交流1 000 V(有效值)、直流1 500 V的电信网络和信号网络的现代电子设备进行保护
Low-voltage surge protective devices.Part 21:Surge protective devices connected to telecommunications and signaling networks.Performance requirements and testing methods
本标准规定了信号网络浪涌保护器(包括线路接口避雷器、天馈线避雷器等)的定义、分类、技术要求、测试方法和检验规则。 本标准适用于对受到雷电或其他瞬态过电压过电流影响的信号通信接口进行防护的浪涌保护器(以下称为SPD-Surge Protective Device,如特别说明,本标准
Technical Requirements and Testing Methods for Surge Protective Devices of Signaling Networks
Components for low-voltage surge protection—Part 352: Selection and application principles for telecommunications and signalling network surge isolation transformers (SITs)
Low-voltage surge protective devices-Part 22:Surge protective devices connected to telecommunications and signalling networks-Selection and application principles
Low-voltage surge protective devices-Part 22:Surge protective devices connected to telecommunications and signalling networks-Selection and application principles
Low-voltage surge protective devices-Part 22:Surge protective devices connected to telecommunications and signalling networks-Selection and application principles
Low-voltage surge protective devices - Part 22: Surge protective devices connected to telecommunications and signalling networks - Selection and application principles
GB 18802的本部分适用于连接到交流50 Hz~60 Hz、电压不超过1 000 V,或直流电压不超过1 500 V的SPD的选择、运行、安装位置和配合原理
Low-voltage surge protective devices.Part 12:Surge protective devices connected tolow-voltage power distribution systems.Selection and application principles
This International Standard is applicable to devices for surge protection of telecommunications and signalling networks against indirect and direct
Low voltage surge protective devices - Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
Low voltage surge protective devices. Surge protective devices connected to telecommunications and signalling networks. Performance requirements and testing methods
This International Standard is applicable to devices for surge protection of telecommunications and signalling networks against indirect and direct
Low voltage surge protective devices - Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
本文件适用于对受到雷电或其它瞬态过电压过电流影响的信号通信接口进行防护的浪涌保护器。 本文件适用于信号网络浪涌保护器的质量检验与评定
本标准规定了低压配电系统用电涌保护器的术语和定义、使用条件、基本要求、分类、标准额定值、技术要求、试验方法、检验规则、包装、运输和储存、质量承诺。 本标准适用于对间接雷电和直接雷电效应或其他瞬态过电压的户内型低压配电系统用电涌保护器(以下采用英文缩写SPD表示)。SPD至少包含一用来限制电压和泄
Surge protective devices to low voltage power distribution systems
GB/T 18802的本部分适用于系统标称电压不超过交流1000Vr.m.s和直流1500V的电信和信号网络中电涌保护器(SPD)的选择、运行、安装和配合等的导则。 本部分也适用于组合在同一个外壳中用于信号线路和电源线路保护的SPD
Low-voltage surge protective devices.Part 22:surge protective devices connected to telecommunications and signalling networks.Selection and application principles
本部分适用于对受到雷电或其他瞬态过电压直接或间接影响的电信和信号网络进行防护的浪涌保护器(以下称为SPD——Surge protective device)。 这些SPD的作用是对连接到系统标称电压最高为交流1000V(均方根值)、直流1500V的电信网络和信号网络的现代电子设备
Low-voltage surge protective devices Part 21:Surge protective devices connected to telecommunications and signalling networks Performance requirements and testing methods
本部分适用于对受到雷电或其他瞬态过电压直接或间接影响的电信和信号网络进行防护的电涌保护器(以下称为SPD--Surge protective device)。 这些SPD的作用是对连接到系统标称电压最高为交流1 000 V(有效值)、直流1 500 V的电信网络和信号网络的现代电子设备进行保护
Low-voltage surge protective devices.Part 21:Surge protective devices connected to telecommunications and signaling networks.Performance requirements and testing methods
本标准规定了信号网络浪涌保护器(包括线路接口避雷器、天馈线避雷器等)的定义、分类、技术要求、测试方法和检验规则。 本标准适用于对受到雷电或其他瞬态过电压过电流影响的信号通信接口进行防护的浪涌保护器(以下称为SPD-Surge Protective Device,如特别说明,本标准
Technical Requirements and Testing Methods for Surge Protective Devices of Signaling Networks
Components for low-voltage surge protection—Part 352: Selection and application principles for telecommunications and signalling network surge isolation transformers (SITs)
Low-voltage surge protective devices-Part 22:Surge protective devices connected to telecommunications and signalling networks-Selection and application principles
Low-voltage surge protective devices-Part 22:Surge protective devices connected to telecommunications and signalling networks-Selection and application principles
Low-voltage surge protective devices-Part 22:Surge protective devices connected to telecommunications and signalling networks-Selection and application principles
Low-voltage surge protective devices - Part 22: Surge protective devices connected to telecommunications and signalling networks - Selection and application principles
GB 18802的本部分适用于连接到交流50 Hz~60 Hz、电压不超过1 000 V,或直流电压不超过1 500 V的SPD的选择、运行、安装位置和配合原理
Low-voltage surge protective devices.Part 12:Surge protective devices connected tolow-voltage power distribution systems.Selection and application principles
This International Standard is applicable to devices for surge protection of telecommunications and signalling networks against indirect and direct
Low voltage surge protective devices - Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
Low voltage surge protective devices. Surge protective devices connected to telecommunications and signalling networks. Performance requirements and testing methods
This International Standard is applicable to devices for surge protection of telecommunications and signalling networks against indirect and direct
Low voltage surge protective devices - Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
本文件适用于对受到雷电或其它瞬态过电压过电流影响的信号通信接口进行防护的浪涌保护器。 本文件适用于信号网络浪涌保护器的质量检验与评定
本标准规定了低压配电系统用电涌保护器的术语和定义、使用条件、基本要求、分类、标准额定值、技术要求、试验方法、检验规则、包装、运输和储存、质量承诺。 本标准适用于对间接雷电和直接雷电效应或其他瞬态过电压的户内型低压配电系统用电涌保护器(以下采用英文缩写SPD表示)。SPD至少包含一用来限制电压和泄
Surge protective devices to low voltage power distribution systems