供应电能表 使用寿命 耐用
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 厂家直销供应电能表 使用寿命长久 耐用

  1. 概述

 电子式单相电能表,采用专用大规模电能计量集成电路和先进的SMT技术,采用工业级元器件,关键部件选用国际知长寿命元件,停电数据不丢失。产品具有可靠性,宽负荷,低功耗及抗干扰能力强等优点,产品性能符合标准GB/T17215-2002标准。

DDS870 single phase electronic watt-hour meter

1.Introduction

  Single phase electronic watt-hour meter adopt exclusive use LSI and advanced SMTtechnology, the key component is all well-known brands abroad and long life.The datas couldnot loss during power failure.The meter has the features of good reliability, high loading,low power consumption,and powerful anti-disturbing capability, its performances are completely conformed toGB/T17215-2002 standard.

2.规格型号

型号规格

参比电压(V

额定频率(HZ

标定电流(A)

仪表常数(imp/kw.h

DDS870

220

50

1.5(6)~15(60)

见铭牌标识

 

2. Specifications and types

Specifications and types

Reference voltageV

Rated frequencyHZ

Rated current (A)

Meter constantimp/kw.h

DDS870

220

50

1.5(6)~15(60)

As shown in nameplate

 

3.技术参数

3.1电气要求

度等级:1.0级,2.0

正常工作电压:0.9Un~1.1Un

极限工作电压:0.7n~1.3UN

电压线路功耗:有功功率≤1.0W,视在功率≤6VA

电流线路功耗:有功功率≤1.0VA

3.2环境要求

正常工作温度:-25℃-+60℃

极限工作温度:40℃—+70℃

储运运输温度:45℃—+70℃

相对湿度:小于95%

3.3设计寿命    10年

3.4符合标准     GB/T 17215-2002

执行标准:GB/T17215—2002

3. Technical parameter

3.1 Electrical required

Accuracy ratingclass 1.0class 2.0

Normal working voltage0.9Un~1.1Un

Limiting working voltage0.7n~1.3UN

Voltage consumptionactive power≤1.0Wapparent power ≤6VA

Current consumptionactive power≤1.0VA

3.2 Environmental Requirements

Normal working temperature:-25-+60

Limiting working voltage:-40—+70

Transportation and Storage temperature45—+70

Relative humidity (RH)less than 95%

3.3 Designed life:    10 year

3.4 Criterion:    GB/T 17215-2002

Executive standardGB/T17215—2002

4.主要功能

计量正,反向交流有功电量,反向电量按正向计量

采用光电隔离技术输出无源电能脉冲信号,发光二极管指示用电

LCD显示或计数器显示可选

具有反窃电功能(可选)

具有RS485通讯接口和红外通讯口