Single Phase IC Card Prepayment Electricity Meter

Product Introduction:
????DDSD101-IT is a single phase two wires?class 1 for active energy prepayment static?electricity meter that supports 32k bytes IC?card.

Main features:
????Class 1 for active energy. Reference voltage?230V. Current range 10(80)A. Both phase and?neutral measurement. Bi-directional?measurement. Internal relay with two poles.?Step tariff or TOU tariff. Charging and reading?meter data via 32KB IC card which complies?with IEC7816. IEC1107 optical port which uses?IEC62056-21 protocol. VTC port for reading?meter data when power-off. Protection degree?IP51. The meter supports replaceable battery?and tamper detect functions such as cover open?and current unbalance.