IEC 60487-2-2:1981
Methods of measurement for equipment used in terrestrial radio-relay systems. Part 2: Measurements for sub-systems. Section Two: Stand-by channel switching equipment
发布时间:1981-01-01 实施时间:


IEC 60487-2-2:1981标准的第2部分涵盖了无线电中继系统中使用的子系统的测量方法。其中第2节涵盖了备用通道切换设备的测量。备用通道切换设备是无线电中继系统中的重要组成部分,它们用于在主通道故障时自动切换到备用通道,以确保系统的连续性和可靠性。

该标准规定了备用通道切换设备的各种性能参数的测量方法,包括切换时间、切换电平、切换电压、切换电流等。这些参数的测量方法旨在确保备用通道切换设备的性能符合规定的要求,并提供一种标准化的方法来测量设备的性能。

此外,该标准还规定了备用通道切换设备的测试条件和测试设备的要求。测试条件包括环境温度、相对湿度、电源电压等。测试设备包括示波器、信号发生器、多用表等。

IEC 60487-2-2:1981标准的实施可以确保备用通道切换设备的性能符合规定的要求,并提供一种标准化的方法来测量设备的性能。这有助于提高无线电中继系统的连续性和可靠性,从而提高系统的性能和效率。

相关标准
- IEC 60487-1:1981 Methods of measurement for equipment used in terrestrial radio-relay systems - Part 1: General considerations
- IEC 60487-2-1:1981 Methods of measurement for equipment used in terrestrial radio-relay systems - Part 2: Measurements for sub-systems - Section One: Radio equipment
- IEC 60487-2-3:1981 Methods of measurement for equipment used in terrestrial radio-relay systems - Part 2: Measurements for sub-systems - Section Three: Power supply equipment
- IEC 60487-2-4:1981 Methods of measurement for equipment used in terrestrial radio-relay systems - Part 2: Measurements for sub-systems - Section Four: Antenna equipment
- IEC 60487-2-5:1981 Methods of measurement for equipment used in terrestrial radio-relay systems - Part 2: Measurements for sub-systems - Section Five: Protection equipment