DDSY3533 Type Single-phase Electronic Prepayment W

Active single-phase electric power metering,no subject to adjust in terms of long time working; - on user (meter) one card ,well protect from forgery; - Once the remaining electric power quality si approaching the alarming power quality, the digital tube should be lighted to remind user of timely purchasing; - Protect from power theft, and recording the information auto; - Auto cut-off for overload; - Data-copying and recording make the electricity department easier manage; - The meter has the feature of long-using-life, high-reliabnity ; - The IC card power selling control system has the function of power selling and using control.