Single-Phase Electronic Prepayment Watt-Hour Meter (DDSY855)

Application
DDSY855 Type single phase electronic prepayment watt-hour meter isa kind of new-style meter which purchase electricity by IC card andadopt micro-electronics techniques. It is used for measuring ratedfrequency 50Hz or 60Hz single phase AC active energy electric powerconsumption and realize using electric power after prepaying andrealize user load control function. Its technique performance arecompletely conformed to National Standard GB/T17215-1998 andinternational standard IEC61036.

Functions and feature

1. Data memory of not easy to lost, after power cut down, datapreserved forever.
2. The direction of electric power can be distinguishedautomatically, can measure unidirectional energy power, and hasfunction of anti-stealing electricity.
3. May select many kinds of IC card, have IC card with code anddata against false .
4. May select 6 digits LED display or 7 digits LCD display.
5. May select payment controls by kWh type or money type.
6.For management system software, or may select net version.