Medium Voltage Protection Relays

Fanox self-powered and dual-powered MV protection relays for overcurrent, directional feeder, and synchrocheck applications in substations and industrial switchgear from 1 kV to 36 kV. IEC 61850, Modbus RTU/TCP, DNP3, and IEC 60870-5-103/104 native — functionally equivalent to SEL-351, GE P14x, and Siemens 7SJ/7SA families."