... Automatic voltage and current range selection.5) Three phase voltage, current, phase, frequency, active, reactive, apparent power and ... 40A, 100A(wide range)4) Testing mode: single phase, three-phase three wires (active, reactive true, reactive cross connected A, ... low frequency), TTL electrical level6)Weight: 5.5kgs(single range); 12kgs(wide range) MDP2000 Three-Phase Digital Reference Standard ...