DSSY607 three-phase three-wire prepaid meters have the following characteristics:
1.The measure with power electric energy can work for long time without being debugged.
2.Prepaying fee by IC or infrared card.
3.it will remind you when the remnant power is unenough.
4.It can record the maximal load times happened.
5.Every user has his card all-alone,which possesses the excellent anti-forgoing.