深圳振邦微-交流220v转24v/18v/12v/9v/5v/3.3v芯片|电源模块|电路图

wifi智能预付费电表技术规格

非隔离电源芯片 141 0
wifi智能预付费电表技术规格技术规格:
1)精确度等级:1.0级;
2)电压范围:0.7Un-1.1Un;
3)显示:宽温LCD;
4)参比电压:220V;
5)参比频率:50HZ;
6)参比电流:5(60)A;
7)具有防潜动逻辑设计;
8)功耗:<2W/5VA;
9)标准工作温度:-30℃-70℃;
10)极限工作温度:-40℃-75℃;
11)湿度:≤85%;

12)外形尺寸(单相):156mm×109mm×58mm;外形尺寸(三相):217mm×146mm×70mm;
wifi智能预付费电表技术规格

wifi smart prepaid meter technical specifications technical specifications
1) Accuracy level: 1.0 level;
2) Voltage range: 0.7Un-1.1Un;
3) Display: wide temperature LCD;
4) Reference voltage: 220V;
5) Reference frequency: 50HZ;
6) Reference current: 5(60)A;
7) With anti-submarine logic design;
8) Power consumption: <2W/5VA;
9) Standard working temperature: -30℃-70℃;
10) Limit working temperature: -40℃-75℃;
11) Humidity: ≤85%;

 

12) Overall dimensions (single-phase): 156mm×109mm×58mm; overall dimensions (three-phase): 217mm×146mm×70mm;