变电站综合自动化交流采样测量装置可采用虚负荷法和实负荷法检测。
Imaginary load method and real load method can be used to test AC sampling measurement device of integrated substation automation.
交流采样测量装置作为电网电测量参数的在线测量仪器，具有较好的准确度和稳定性。
Ac sampling measurement unit has better accuracy and stability as the online measuring instrument of the electrical parameters of power network.
为此重点介绍了对交流采样测量装置的校验方法：现场实负荷校验及虚负荷校验； 并对校验方式的适用情况进行了分析。
This paper introduces the checking methods of the measuring devices adopting AC sampling mode, and analyses the appropriate cases these methods are used in.
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