Reference voltage (v)	Basic current Ib (A)	Reference frequency (Hz)	Accuracy (class)	pulse output communication	lithium battery	Clock error
3×100V 3×380V	1.5(6) 3(6) 5(20) 10(40) 15(60) 20(80) 30(100)	50	1.0/ 2.0	pulse width:80ms±20ms	Voltage:3.0 V or 3.6 V, Capacitance≥1000mAh	0.5sec/per day

Application:

DTSF1666 three-phase electronic multi-rate watt-hour meter is used to measure active forward and reverse direction with high accuracy, sensitivity and reliability

 

Function:

l          Recording the max demand

l          Measure and process the voltage, current, power etc parameter all the time.

l          Time-sharing control,

l          Data storage of electric quantity and demand quantity

l          the record of current operate state and event record

l          large scream LCD

l          RS485

l          Four different rates -- point period, peak period, smooth period and trough period

l          Every period of time can be programmed into 12 periods of time

l          the minimum time interval is 5 minutes

l          consumption date reserved for 12 months

l          Operating time supported by lithium battery

l          Auto accumulate and recording the working time of the battery