active feeder 中文意思是什麼
active feeder
解釋
有效補縮冒口-
This unit is particularly designed for monitoring 400v feeder with backup automatic switch. it could accurately measure and calculate : voltage, current, frequency, active power, reactive power, power factor and energy. when bus gets into trouble, it can perform the function of automatic switching to backup power supply
該單元是特別針對400v饋線備自投而設計的,它具有測量母線的電壓、電流、頻率、有功功率、無功功率、功率因數以及有功電度、無功電度等電參數的功能;當母線出現故障(過壓或欠壓)時,能夠完成兩組母線的自動投切,即備自投的功能。
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