China Dds 726 Three Phase Electronic Active Reactive Combined Indicator Energy Watt-Hour Meter

DDS(X)726 Three phase electronic active and reactive combined Watt-hour Meter
Key Words: Kilo Watt-Hour Meter, Meter, Meter for Electricity, Three-Phase Meter, Electronic Meter, Reactive Combined Meter, Active Meter, Indicator Meter, Energy Meter, Reactive Energy Meter
1. General
The DTSF726 type three-phase electronic multi-rate watt-hour meter adopts the advanced special energy measuring chips and the multi-rate technology, using the date sampling and SMT technology. The product is designed and produced according to the practical situation of the dweller. All the elements inside the meter have the feature of long-life, high-reliance.
2. Function and Features:
2.1 Each of hour periods has different rates (point period, peak period, smooth period and trough period). Every period of time can be programmed into 12 periods of time and the minimum time interval is five minutes;
2.2 All the consumption date can be reserved for 12 months;
2.3 The meter adopts the advanced energy measuring chips, high capability CPU and RTC clock chips;
2.4 Recording the active electric quantity and the electric quantity under every rate, and reserve it;
2.5 High accuracy, sensitivity and reliability, wide overload endurance, low power consumption and light in weight;
2.6 Auto accumulate and recording the working time of the battery
1: High measurement accuracy
2: Strong overload capacity
3: RS485
4: Dual register

Rated current (A)
3X1.5(6), 3X5(20), 3X10(40), 3X15(60), 3X20(80), 3X30(100)
Rated voltage (V)
Three-phase three-wire 3x 100V or 3x 380V Three-phase four-wire 3x 220/380V or 3x 57.7/100V
Rated frequency (Hz)
50 or 60
Accuracy class
Class 1 or class 2
Clock error
≤ 0.5sec/per day(reference temperature); ≤ 1.0ssec/ per day(the backup lithium battery working time).
Battery
imported lithium battery, Voltage: 3.0V or 3.6V. Capacitance≥ 1000mAh