... static meters, mechanical meters & electric mechanical meters. It is a portable meter test bench which can test the 3P3W or 3P4W static ... -defined current range to fit meters of different rangeVoltage,current,phase output can be closed loopCan generate harmonic 2~21 timesCan ... supply: 180~250Vac,50~60HzSize: 407×444×132 mmWeight: 18kg Portable Three Phase Energy Meter Test Bench