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Later comes = ground current), the current ohnya first (= Truth current) There is a slight difference depending on yireongeot that due to the power of effective power to the real one (unit: kW) and reactive power (unit does not work: kVar ) it is divided into. The sum of active and reactive power, apparent power (unit: kVA). And as a ratio to the one of the non-apparent power, power factor and a..