供應(yīng)電能表 使用壽命 耐用
- 概述
電子式單相電能表,采用大規(guī)模電能計(jì)量集成電路和的SMT技術(shù),采用工業(yè)級(jí)元器件,關(guān)鍵部件選用國(guó)際知長(zhǎng)壽命元件,停電數(shù)據(jù)不丟失。產(chǎn)品具有性,寬負(fù)荷,低功耗及干擾能力強(qiáng)等優(yōu)點(diǎn),產(chǎn)品性能合標(biāo)準(zhǔn)GB/T17215-2002標(biāo)準(zhǔn)。
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.規(guī)格型號(hào)
型號(hào)規(guī)格 | 參比電壓(V) | 額定頻率(HZ) | 標(biāo)定電流(A) | 儀表常數(shù)(imp/kw.h) |
DDS870 | 220 | 50 | 1.5(6)~15(60) | 見銘牌標(biāo)識(shí) |
2. Specifications and tes
Specifications and tes | Reference voltage(V) | Rated frequency(HZ) | Rated current (A) | Meter constant(imp/kw.h) |
DDS870 | 220 | 50 | 1.5(6)~15(60) | As shown in nameplate |
3.技術(shù)參數(shù)
3.1電氣要求
度等級(jí):1.0級(jí),2.0級(jí)
正常工作電壓:0.9Un~1.1Un
限工作電壓:0.7n~1.3UN
電壓線路功耗:有功功率≤1.0W,視在功率≤6VA
電流線路功耗:有功功率≤1.0VA
3.2環(huán)境要求
正常工作溫度:-25℃-+60℃
限工作溫度:-40℃—+70℃
儲(chǔ)運(yùn)運(yùn)輸溫度:-45℃—+70℃
相對(duì)濕度:小于95%
3.3設(shè)計(jì)壽命 10年
3.4合標(biāo)準(zhǔn) GB/T 17215-2002
執(zhí)行標(biāo)準(zhǔn):GB/T17215—2002
3. Technical parameter
3.1 Electrical required
Accuracy rating:cl 1.0,cl 2.0
Normal working voltage:0.9Un~1.1Un
Limiting working voltage:0.7n~1.3UN
Voltage consumption:active power≤1.0W,apparent power ≤6VA
Current consumption:active power≤1.0VA
3.2 Environmental Requirements
Normal working temperature:-25℃-+60℃
Limiting working voltage:-40℃—+70℃
Transportation and Storage temperature:-45℃—+70℃
Relative humidity (RH):less than 95%
3.3 Designed life: 10 year
3.4 Criterion: GB/T 17215-2002
Executive standard:GB/T17215—2002
4.主要功能
計(jì)量正,反向交流有功電量,反向電量按正向計(jì)量
采用光電隔離技術(shù)輸出無源電能脈沖信號(hào),發(fā)光二管指示用電
LCD顯示或計(jì)數(shù)器顯示可選
具有反竊電功能(可選)
具有RS485通訊接口和紅外通訊口