Emergency Signal Transmission Device KEDR-2.0 for High Voltage Applications

The device for transmission of emergency signals and commands KEDR-2.0 is designed for operation in HF-channel on high-voltage line (HVL) of power transmission (110 - 750) kV, on a dedicated fibre optic communication line (FOCL) and in multiplexed communication channels. Additional functions: Transmission of data signals (TM), continuous monitoring of equipment and communication channel serviceability, information exchange with the ACS server using GOST R IEC 60870-5-101 protocol, GOST R IEC 60870-5-104 and exchange (subscription and publication) of data with process level or bay level devices via LAN interface (Ethernet) according to IEC 61850-8-1 (GOOSE) protocol, registration in non-volatile memory of records of type, date and time of occurrence of command and alarm events