General

  The DTSY726,DSSY726 type three-phase electronic pre-paid  watt-hour meter 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 refor-ming electric-use system, achieving electrical energy to commercialize, setting charge and adjusting load stage in the electric network.

Function and features

1. Active three-phase electric power metering, no subject to adjust in terms of long working;

2. Three phase power supply can assure accurate metering in case of cut off in one line (each line of the three-phase & three-line) or two lines(any two lines of the three- phase & four-line);

3. Indicative function for phase loss or voltage indication;

4. The signal will display after it test;

5. Each user(meter) responds to a card, well protect from forgery;

6. Once the remanining electric power quality is approaching the alarming power quality, the digital tube should be lighted to remind user of timely purchasing;

7. Once the electric consumption is not available, it should be auto cut-off;

8. Data-copy function make the electricity department easier to manage;

9. Auto cut-off overload;

10. Load switch is installed outside, relay control inside (contact capacity is 250VAC/5A);

11. The IC card power selling control system has the function of power selling and using control;

12. Expansible RS485.