DDS977,DEM011,single phase electronic watt-hour meter (单相电子电能表)
DDS977(DEM011)
Class 1
220V
2.5(10),3(15),5(30),10(50),15(90),20(100),5(40),5(100)
0.4%lb
AC voltage 2KV for 1 minute impulse voltage 6kv
DDS977(DEM011)
Class 2
220V
2.5(10),3(15),5(30),10(50),15(90),20(100),5(40),5(100)