Low voltage surge protective devices - part 21: surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods.
低压电涌保护装置。第21部分：与电信和信令网络连接的电涌保护装置。性能要求和试验方法。
As with any development, the business requirements may affect the methods used to achieve the end goal and require thorough testing to ensure accurate and optimal performance.
在任何项目开发中，业务需求都可能影响用于实现最终目标的方法，并且需要通过完整的测试来保证准确且最优的性能。
Performance indicators in line GB5170.18 "electric and electronic products, the basic parameters of environmental testing equipment, test methods" requirements.
性能指标符合GB5170.18《电工电子产品环境试验设备基本参数检定方法》的要求。
Performance indicators in line GB5170.18 "electric and electronic products, the basic parameters of environmental testing equipment, test methods" requirements.
性能指标符合GB5170.18《电工电子产品环境试验设备基本参数检定方法》的要求。
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