... ,1000A,3000A for option 2).Optical isolated USB Interface 3).True RMS Value PROVA-6830+6801 Power and Harmonics Analyzer (100A ... and Harmonics Analyzer (3000A) Analysis for 3P4W, 3P3W, 1P2W, 1P3W True RMS Value (V 123 and L 123 ) Active Power (W ... +3007 0.001MW AC Current( 50 or 60Hz, Auto Range,True RMS,Crest Factor<4,CT=1) Range Resolution Accuracy of ...