The SEL 3505 is the newest, and low-end version of the RTAC. It supports Modbus, DNP3, IEC 61950, and GOOSE…

The SEL 3505 is the newest, and low-end version of the RTAC. It supports Modbus, DNP3, IEC 61950, and GOOSE…
The SEL 3555 on the high end of the RTAC family. It’s an RTU supporting Modbus, DNP3, IEC 61950, and…
Real time automation controller, also known as RTAC, is popular in substation applications and industrial control applications. It provides similar…