Three phase watt hour meter DT862 1.stable perfoemance 2.customized component-using 3.class 2.0 Three phase watt hour meter DT862DT862Technical Parameters:Standard: IEC62053-21:2003Precision level: Class 2Reference voltage: 3x100V, 3 x 380V, 3 x 220VCurrent Specification: 2.5(10)A, 5(20)A, 10(40)A, 15(60)A, 20(80)AReference frequency: 50Hz or 60HzWorking voltage: 0.7Un ~ 1.2Un, Limit working ...