DD(T)SY395系列键盘式单、三相预付费电能表

DD(T)SY395系列键盘式单、三相预付费电能表，按: IEC62052-11/62053-21标准生产，具有STS认证。用于测量额定频率为50Hz（或60Hz），额定电压为220V(单相)或220V /380V(三相)交流有功电能。该系列电能表以键盘输入代码实现购电、充值，用户可通过手机、ATM机、POS机等设备进行付费，获取代码，结合售电系 统实现预付费管理功能。该系列电能表选用国际国内知名品牌的长寿命工业级元器件，采用大规模集成电路及SMT制造工艺制造,具有高可靠、低功耗、长寿命、 多功能等特点。 DD(T)SY395 series single phase and three phase keypad prepayment energy meter are produced according to IEC62052-11/62053-21 standard with STS certificates. They are used for measuring active electricity of 50 or 60 HZ rated frequency, 220V(singles phase) or 220V/380V(three phase) rated voltage. The series meters can purchase electricity and recharge by keypad through mobile, ATM and POS, combined with electricity sale system for prepayment management. The series meters used famous, long lifetime, industrial components and LSISMT production. The meters have such specifications: high reliability, low consumption, long lifetime and multi functions.

★高可靠、低功耗、长寿命、多功能 high reliability, low consumption, long lifetime and multi functions	★可测量有功和无功电量（DTSY395系列） Active and reactive electricity measurement（DTSY395 series）
★LCD显示LCD display	★限时每相电压、电流、功率因素（DTSY395系列） Each phase  voltage, current and power factor measurement.（DTSY395 series）
★通过按键充值Recharge by keypad	★显示累计和剩余电量 Display accumulate and remain value
★反向电量计量Reverse energy measurement	★信用限制、警报Credit limit and alarm
★干扰事件日志Tamper event log	★超级电容和锂电池Supper capacitor and Li battery
★红外通讯功能Infared communication

工作电压范围 Operating voltage	154VAC～265VAC（可在450VAC电压下24小时不损坏） 154VAC～265VAC（no damage at 450VAC for 24 hours）
规定温度范围 Temperaturerange	-20℃～+70℃
相对湿度Relative humidity	≤ 85%（极限湿度：≤ 95%） ≤ 85%（Max：≤ 95%）
设计寿命Design lifetime	≥15年 ≥15years

型号Model	基本电流（最大电流）A Basic current（Max.current）A	准确度Accuracy
DDSY395	5（60）A	1级1.0 class
DTSY395	3×10(80)A	1级1.0 class