... same time, Automatic calculation of three-phase unbalanced rate-Automatic selection of the output current, the max. value can reach ... 0.2%±0.2μΩ,resolution, 0.1μΩ -Test current,0~10A, automatic selection as per test range -Test ... Voltage:24Vdc -Input, AC 220V±10%,50Hz±1 Hz, fuse,2A -Working temperature ... ×330mm×190mm -Weight: 10 Kg TO713 10A Three Phase Transformer Ohmmeter