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商品详细描述
DTSY345-D电子式三相四线预付费公用表（一表多卡表）
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 概述 Application（） |
| DTSY345-D型电子式三相四线预付费公用表是采用先进的单片机处理系统进行数据的采集、处理和保存。其用途是计量额定频率为50Hzl),~有功电能。其性能符合GB／T15283—1994、JB／T8382—1996标准对三相公用表的各项技术要求。本电表适用于环境温度为-20℃～50℃，相对湿度不超过85％。
DTSY345-D type electronic three——phase four——wire prepaid public meter adopts advanced SCM processing system for data collecting，processing and storing It is used for measuring the active electric energy with rated frequency 50Hz Its performances are in accordance with the technical requirements of GBFFl 5283-1 994 and JB／T8382-1 996 to the three-phase public meter This meter is applicable for conditions of ambient temperature一20℃～50℃and relative humidity not exceed 85％ |
| 主要特点 Strncture（） |
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采用专用售电机管理，先购电后用电；在同一区域内一表多卡，插卡用电，拨卡断电；能自动扣除所用电量；电量为零时，自动拉闸断电；并具有一定的防窃电软件设计等。购电卡采用SF4442~11密IC卡，每一张购电卡均有一个随机密码，防止伪造。购电卡在同一区域内可重复购电反复使用。 Adoption of management of special power selling machine，purchase first before power utilization；multi—meter multi-card in the same region，utilizing power by plugging in card，cutting power supply by pulling out；it is able to deduct the consumed quantity of electricity automatically；when the rest electricity quantity is zero，the power supply would be cut off automatically；it is designed with certain electricity—stealing prevention software The powe r pu rchase card is a SF4442 encrypted IC card，each card has a random password，preventing counterfeiting The power purchase card is able to purchase power and use repeatedly |
| 规格及主要技术参数 Main Technical Parameter（） |
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