Model Number

DDSY866

DDSY866 electronic single-phase prepayment energy meter is used to measure single-phase energy with 50/60Hz rated frequency, it realizes the functions of prepayment management and load control.

Function and Features:

1)      Full electronic single-phase active energy measurement;

2)      Protecting against tamper and fraud;

3)      Prepayment management system by use of IC card to commercialize energy so as to pay for it first and use it afterwards;

4)      Scrolling display energy consuming information which convenient for user;

5)      Warning when residual energy is deficient to remind users of purchasing every in time

6)      Delay trip at overload automatically;

7)      IC card adopting ISO standard IC card

8)      Adopting large-scale special IC with industrial class design and high accuracy;

9)      Special large capacity meter reading card with high accuracy;

10)   One meter with one IC card which adopts special security measures to ensure the security and reliability of data;

11)   Special setting card and Meter-replacing card are convenient for registration and mainternance of management department;

12)   Adopting check and error correction measures in the software to ensure the data? validity and reliability;

13)   Reading back energy consuming data automatically through IC card,convenient for management;

14)   Adopting power failure treatment technique to ensure the date being kept for 10 years.