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DDS-121G 单相电子式有功电能表(LCD)
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DDS-121G板前式安装单相电子式有功电能表系我公司采用微电子技术与专用大规模集成电路,应用数字采样处理技术及SMT工艺等先进技术研制开发的单相两线有功电能表。该表技术性能完全符合IEC62052-11和IEC62053-21国际标准中1级单相有功电能表的相关技术要求,能直接精确地测量额定频率为50Hz或60Hz单相交流电网中负荷的有功电能的消耗,供安装于室内或室外表箱中使用。该表由步进电机式脉冲计数器显示有功用电量,具有可靠性好、重量轻、外形美观、安装方便等特点。
DDS-121G series front panel mounted single phase electronic active energy meter is a new kind of single phase two wire electronic active energy meter. It adopts many advanced technologies of research and development, like micro-electronic techniques, specialized large-scale integrated circuit, digital sampling and processing technology, SMT technique and so on. The meter completely accord with relevant technical requirements stipulated in the International Standards IEC62052-11 and IEC62053-21 for Class 1 single phase active energy meter. It can accurately measure 50Hz or 60Hz active energy consumption for single phase two wire AC electricity net. It is used for setting in indoor or outdoor meter box. It has following features:High reliability, light weight, specious appearance, convenient installation, etc.

1.板前式三点固定安装;
2.标准配置5+1位(99999.1kWh)步进电机式脉冲计数器显示,可选择6+1位计数器显示;
3.标准配置有极性的无源近距离电能脉冲输出端口,可选择无极性的无源远动电能脉冲输出 端口,方便与各种AMR系统联接,符合IEC62052-11和IEC62053-21标准;
4.标准配置仅1个LED指示电能脉冲信号(红色),可选择增加电源状态指示(绿色)和自 动检测负荷电流潮流方向并LED指示(显示黄色时,代表电流潮流反方向),请在定货时指明;
5.单方向单元件测量单相两线有功电能消耗,与负荷电流潮流方向无关;
6.直接接入式使用,有两种接线方式可供选择,标准配置B型接线,可选择A型接线;
7.标准配置短的接线端子盖,可选择延长型接线端子盖,保护用电安全。


1. Front board mounted with three point fixed installation.
2. Standard configuration 5+1 digits (99999. lkWh)step motor impulse register display, may select 6+1 digits display.
3. Standard configuration with polarity passive energy impulse output terminal (polarity),May select remote polarity passive energy impulse output    terminal (nonpolarity), complying with standard IEC 62053-21 and IEC62052-11.
4. Standard configuration one LED light indicate the power impulse signal, may select add power state instruction (green) and load current flow     direction instruction (yellow means the load current flow reverse).  
5. Measure single phase two wire active energy consumption in one direction with single element, it is not influenced by the direction of load current    flow. Complying with standard IEC IEC62053-21.
6. Direct connection,2 types for option, standard configuration connection type B, may select connection type A.
7. Standard configuration short terminal cover, may select extended terminal cover to protect use safety.



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