● 8 current input, 4 voltage input, 16 DI, 10 DO;

● Auxiliary power supply adapts with AC220V, DC220V, DC110V, AC110V;

● 2 RS485 serial communication, IEC 60870-5-101, IEC60870-5-103 and Modbus-RTU;

● 1 RS232 for user update;

● 1 GPS for GPS timing;

● More than 200 sequence of event records, more than 400 system logs, and more than 10 seconds tripping context records;

● Powerful graphic programmable Logic.