7RW8010-1EB20-1DA0 - Siemens
Voltage and frequency relay housing 1/6 19", 3 x U, 3 BI, 5 BO, (2 changeover contacts), 1 live contact . auxiliary voltage: 24/48 V DC installation enclosure, screw terminals region world, IEC/ANSI language English (language can be changed) front membrane standard system interface port B (device bottom side, rear) IEC60870-5-103 or DIGSI4/modem electrical RS485 without system interf., port A...