IC693CHS393LT PLC底板

IC693CHS393LT PLC底板

1. 进行外观检查：检查相序继电器的外观是否有变形、裂纹、锈蚀等损坏，在外观方面是否没有缺陷。

　　2. 进行电气参数的测试：通过使用测量工具，测量相序继电器的开关容量、触点电阻、绝缘电阻、动作时间和释放时间等关键电气参数，并与技术资料进行对比，检查电气参数是否符合要求。

　　3. 进行实际控制测试：通过将相序继电器接入实际的电路中进行控制测试，测试其开关和保护功能是否正常，操作是否迅速和稳定。

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