1)3*100/380V 2)Accuracy class: 2.0 3)1.5(6), 3(6),2(8)A, 2.5(10), 3(12)A, 5(20), 10(40), 15(60), 20(80), 30(100) 4)ISO, CCC The DSSF1777 type Three-phase three wire Electrionic Mulit-rate watt-hour meter1)3*100/380V2)Accuracy class: 2.03)1.5(6), 3(6),2(8)A, 2.5(10), 3(12)A, 5(20), 10(40), 15(60), 20(80), 30(100)4)Shanghai Delixi Switchgear Co., Ltd., professional manufacturer.