一、产品简介Product Brief Introduction

单相电子式电能表采用专用大规模集成电路，具有外围元件少、结构简单、可靠性高、功耗低、寿命长等特点，可用于计量额定频率为50HZ的单相交流有功电能。该产品各项性能指标符全GB/T 17215-2002标准中对单相电子式电能表的全部技术要求。

Single-phase Electronic Watt-hour Meter adopt exclusive use LSI , The device typifying few periphery component, simple structure, high reliability, low power consumption, long life etc, is suitable for the single-phase AC active electric energy with rated frequency of 50 HZ. The performance is in conformity with the technical requirements for single-phase Electronic Watt-hour Meter stipulated in GB/T 17125-2002 Standard。

二、功能及特点：Function and Feature：

1、有功电能计量，长期工作不须调校；

Measure active electric energy, Do not need calibrate for long-term operation；

2、采用ADE7755专用计量芯片；

Adopt dedication meterage chip ADE7755；

3、采用内含数字乘法器的国外新电能专用集成电路，大大提高了仪表的动态工作范围，使实际过载能力达10倍以上；

Adopting latest electricity dedication integrated circuit including digital multiplier overseas, Greatly improved dynamic working range of Meter , Making 10 multiple actual overload；

4、在5%Ib~Imax范围内有良好的误差线性；

Have good mistake linearity in the range of 5%Ib~Imax；

5、外围元件少、功耗低，电表结构简单；

  Few periphery component, simple structure，low power consumption；

6、电表内所有元件均选用长寿命、高可靠的电子元器件，因而具有寿命长、可靠性高的特点；

  Adopting high reliability and long life electronic component, So the Meter assume feature of high reliability and long life；

三、规格及主要技术参数Specification and Technical Data

1、额定电流Rated Current(A)：2.5(10),5(20),5(30)10(40),15(60),20(80)

2、额定电压Rated Voltage(V)：220,230

3、额定频率Rated Frequency(Hz)：50,60

4、准确度等级Accuracy class：1级，2级，class 1.o, class 2.0