讨论了静态型继电器应用于电力系统继电保护后，在可靠性方面出现的一些新问题，分析了产生这些问题的原因，并提出了继电器选型、产品失效预测方面的建议。
A discussion on the reliablilty of static relays is made in this thesis , because some new problems have arisen after static relays are applied on the relay protection of electric system .
根据应用的不同，这些都会改变使用继电器的电路的性能。
Depending on the application, these can alter the performance of the circuit in which the relay is used.
指出了固态继电器(SSR)是一种以弱电控制强电的理想器件，在单片机测控系统中应用极广。
Solid state relay (SSR) is ideal equipment that using weak power to control strong power, which has extensive application in SCM measuring and controlling system.
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