... Balanced 3 Φ Power Quality and Sequence Harmonics Analysis True RMS (V and A) 3000 A Non-interrupted Harmonic ... 30 Minutes Flexible probe , different from normal clamp meter, can pass through obstacles at will and wind many ... Voltage(50 or 65 Hz, ,Auto Range, True RMS)RangeResolutionAccuracy of reading 4.0 V - 600 ... Current(50 or 65 Hz ,Auto Range, True RMS)RangeResolutionAccuracy of reading 0 - 300.0 A ...