digital multifunctional protection housing 1/3 19", 4 x U, 4 x I, 16BI, 7BO, 1 live contact DIGSI 4/modem interface rear of the device port C DIGSI 4/modem/RDT box, electrical RS485 MEASURING INPUTS (3 X U/ 4 X U, 4 X I) IPH = 5A, IN = 5A (MIN.= 0,25A) SUPPLY VOLTAGE: 110 TO 250V DC,115 TO 230V AC TRIGG.LEVEL BINARY INPUT DC 69V FLUSH MOUNTING CASE, SPRING TYPE TERMINALS (DIRECT CONNECTION) SCREW-TYPE TERMINALS FOR CT CONNECTION (DIREKT CONNECTION/ RING-TYPE CABLE LUGS), 8-LINE TEXT DISPLAY LANGUAGE ENGLISH, 50/60HZ, IEC/ANSI, REGION WORLD, (LANGUAGE CHANGEABLE) System interface Rear of the device port B IEC 60870-5-103 PROTOC., RS485 MEASURING: FAULT RECORDING FUNCTIONALITY: TOC+ PHASE OVERCURRENT (50/51): I>,I>>,IP,REVERSE INTERLOCKING, INDEPENDENT OF PHASE ROTATION, GROUND OVERCURRENT (50N/51N): IE>, IE>>,IEP, OVERLOAD PROTECT.W. 2 TIME CONSTANTS(49) TRIP CIRCUIT SUPERVISION (74TC) UNDERCURRENT MONITORING (37), DISPLACEMENT VOLTAGE (59N/64), BREAKER FAILURE PROTECT. (50BF) COLD LOAD PICKUP, INRUSH BLOCKING, NEGATIVE SEQUENCE (46), LOCK OUT (86) WITHOUT AUTORECLOSE WITHOUT FAULT LOCATOR WITHOUT SYNCHRONIZATION