The DDSY726 type single-phase electronic pre-paid watt-hour meter is developed on the base of excellent single-phase electronic watt-hour meter. It is a new type of IC card pre-paid meter, which has such functions as power metering, load control and customer information management. It is an ideal product when reforming lectric-use system, achieving electrical energy to commercialize, setting charge and adjusting load stage in the electric network.
Function and features
Active single-phase electric power metering, no subject to adjust in terms of long working.
Each user (meter) responds to a card, well protect from forgery;
Once the remaining electric power quality is approaching the alarming power quality, the digital tube should be lighted to remind user of timely purchasing;
Once the electric consumption available is out, it should be auto cut-off;
Protect from power theft, and recording the information automatically;
Auto cut-off for overload;
Data copy function make the electricity department easier manage;
Large capacity magnetic maintains reply, low power consumption, high reliability.
Adopt high reliability and long life electronic component, so the meter assumes features of high reliability and long life.
The IC card power selling control system has the function as power selling and using control.