... AC voltage, current, phase, frequency, phase sequence, power, power factor. Clamp Size: φ7.5mm×13mm, Phase: 0~360°, AC Current: 0 ... .0mA~20.0A, AC Voltage: 0.00 V~600V, Active Power: ... between voltage and current, frequency, phase sequence, active power, reactive power, apparent power, power factor, distinguish transformer wiring group, inductive and capacitive ...