7SR2103-1MA77-0CA0 - Siemens
ARGUS-M NONDIRECT. OVERCURRENT RELAY CASE SIZE E8, 4 CT, 16 LEDS, 19 BINARY INP./ 16 BINARY OUTP. MEASURING INPUT: 1/5A, 50/60HZ USB FRONT PORT, RS485 REAR PORT + REAR ELECTRICAL ETHERNET RJ45 IEC 60870-5-103, MODBUS RTU AND DNP 3.0 (USER SELECTABLE SETTING) AND IEC 61850 PROTECTION FUNCTION: STANDARD VERSION AUXILIARY VOLTAGE: 24 - 250V DC / 100-230V AC BINARY INPUT THRESHOLD 19V DC (RATED: 24-250V DC)