Acrel Oil-immersed Transformer for Power Substation Over Current Feeder Transformer Protection AM5SE
A complete set of protection, related to the application;
8 current input, 6 voltage input, 20 DI, 10DO;
Circuit breaker operating circuit,adaptive 0.25 ~ 5A switching current;
Auxiliary power supply adapts with AC220V, DC220V, DC110V, AC110V;
2 RS485 serial communication, IEC60870-5-103 and Modbus-RTU;
2 Ethernet interface,TCP IEC60870-5-103 and TCP Modbus-RTU;
2 4-20mA AO channels;
1 GPS for GPS timing;
1 USB interface;
1 RS232 interface;
more than 200 sequence of event records, more than 400 system logs, and more than 10 seconds tripping context records;
Powerful graphic programmable Logic.