Siemens 7SR2422-2BA77-0AA0

DUOBIAS-M TRANSFORMER DIFFERENTIAL RELAY E8 CASE,6 CT,2EF/REF CT, 1VT 9 BINARY INP. / 6 BINARY OUTP. 16 LEDS MEASURING INPUT: 1/5A, 63,5/110V, 50/60HZ AUXILIARY VOLTAGE: 30 TO 220V DC, BINARY INPUT THRESHOLD 88V DC USB FRONT PORT, RS485 REAR PORT PLUS REAR ELECTR. ETHERNET RJ45 PROTOCOL: IEC 60870-5-103 AND MODBUS RTU AND DNP 3.0 (USER SELECTABLE SETTING) AND IEC 61850 PROTECTION FUNCTION: STANDARD VERSION