1. Realize basic telemetry, telecommunication and remote control functions;

2. Supporting current and voltage protection modes;

3. Real-time monitoring of line loss;

4. Support access to various types of fault indicators;

5. Support RS232/485, GPRS/CDMA, optical fiber Ethernet and other communication modes;

6. The communication interface can be connected with other types of terminals, meters and reactive power control equipment;

7. Adopt 101, 104 and IEC 61850 protocols;

8. Fault handling mode is modular and customizable;

9. Equipment self-diagnosis and program self-recovery;

10.Support dual power supply, seamless switching.