摘要
对电源SPD安装后备保护装置的原因和作用进行了简要阐述,对各类保护产品的优缺点进行了分析。总结了电源SPD实际安装时选用后备保护装置应予考虑的因素和选用方法,可为工程设计人员提供参考。
The reasons and function of installing back-up protective devices for power surge protective device were expounded briefly.And the advantages and disadvantages of vavious protective products were analyzed.The factors which should considered about selection of back-up protective devices when power supply surge protective device were installing and the selection methods were summarized.It could provide references for engineering designers.
出处
《现代建筑电气》
2011年第5期59-61,共3页
Modern Architecture Electric
关键词
电源
浪涌保护器
后备保护
断路器
熔断器
power supply
surge protective device（SPD）
backup protection
circuit breaker
fuse protector
