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External sources (not reviewed)

可显示：cosφ，电压，电流， THD I 与可记录最大和最小的电压与电流。 cn.circutor.com	Views by display: cos φ, voltage, [...] current, THDI and records maximum voltage and current values reached. circutor.com
在手动连接或脱扣电容器的情况下可在显示屏显示cosφ和THD I 的状态。 cn.circutor.com	Allows the user to view the behavior of cos φ, I and THDI, in the event of manual connection and disconnection of thecapacitors. circutor.com

▾External sources (not reviewed)