1.概述

     DTSY型 IC 卡預(yù)付費三相四線有功電能表是采用大規(guī)模單片機電器和高的電子元件設(shè)計，外圍元件少，結(jié)構(gòu)簡單，性高，功耗低等特點。

2.功能及特點

    產(chǎn)品軟、硬件設(shè)計思想，無機、丟失數(shù)據(jù)現(xiàn)象，系統(tǒng)具有高干擾、高過載、高性、長壽命的性能。本表使用 IC 卡，讀寫速度快、方便可排，使用壽命可重復(fù)十萬次以上，在大波動條件下，仍然可正常工作（至少在 65%--135% 額定電壓下可正常工作），在缺相情況下，預(yù)付費功能正常動行。

3.規(guī)格

1. Product Introduction

The DTSY Three-phase electronic prepaid watthour meteris a new te of IC card pre-paid meter,which has such function as power metering,load controal and customer information management.It is an ideal product when reforming electric-use system,achieving electrical energy to commercialize,setting charge and adjusting load stage in the electric network.All the indexes comply with the technological specifications aiming to the three-phase electronics pre-paid watt-hour meter in the standard of GB/T 17215-2002 Cl 1 and 2 Static A.C Active Watt-hour Meter and GB/T 15460-2001. This series electronic watt-hour meter has two ways of wiring:Direct wiring or wiring by current transformer.

Used to measure active energy,can normally work over long time without adjustment;

Prepaid by IC card;

Indicative function for phase loss or voltage indication;

One meter one card,with good anti-counterfeit feature;

Low energy alarm;

Overload alarm,auto power shut off due to continuous overload,and recording overload