DDS155 Single phase electronic watt hour meter

DDS155 Single phase electronic energy meter Model & Mode Technical parament Internation Standard: GB/T17215-2002,DL/T645-1997 Current Range:5(30)A,10(60)A ,20(80)A Rated Voltage:220V Ultimate Loadvoltage:70%-130% rated voltage Presision:1.0,2.0 Power Consumption:<0.8W Start current:≤0.002Ib Rated Constant:800,1600.3200.6400imp/kwh Weight:0.5kg Working life:>10 years Outside Measurement:135mm×110mm×60mm Performance features 1.Measurement combine the measurement chip ADE7755/ADE7751,and the import singlechip ensure it is accuracy; 2.Perfect and high design of electromagnetic compatilbity;Perfect and extensive power supply circuit; 3.The meter is double circuit metering has the function of abnormal indication; 4.The IR communication interface or RS485 interface is optional; 5.Hardware clock and the pluse single of 1Hz output; 6.it will read the data in the specified day automatically,and will save the data for three months