High-precision measure three-phase voltage,three-phase current,active power,reactive power ,apparent ... Strong isolation, Anti-Vibration.Performance CharacteristicsHigh-precision measure three-phase voltage,three-phase current,active power,reactive power ,apparent power,power ... *76Terminal diagramThe wiring diagram 96*96 THREE-PHASE THREE ROW AC VOLTAGE AND FREQUENCY LED DIGITAL COMBINATION METER RH ...