7SD8021-5EB90-1FA1 L0A

LINE-DIFFERENTIAL PROT. RELAY HOUSING 1/6 19", 4 X I, 7 BI, 8 BO, (2 CHANGEOVER/FORM C) 1 LIVE STATUS CONTACT PROTECTION DATA INTERF. FO FOR MONO- (24 KM) AND MULTIMODE (4 KM), LC-DUPLEX CONNECTOR MEASURING INPUTS: IPH = 1A / 5A, IE = 1A / 5A RATED AUXILIARY VOLTAGE DC 60V/ 110V / 125V/ 220V/ 250V AC 115V/ 230V FLUSH-MOUNTING CASE, SCREW-TYPE TERMINAL REGION WORLD, IEC/ANSI, LANGUAGE ENGLISH (LANGUAGE CHANGEABLE) STANDARD FRONT SYSTEM PORT, PORT B (ON BOTTOM OF DEVICE, FRONT) PROFIBUS DP SLAVE, ELECTR.RS485 WITHOUT FURTHER COMMUNICATION INTERFACE AT PORT A METERING: FAULT RECORDING FUNCTIONALITY: LINE DIFF. PROT. (87L/87NL) INRUSH-CURRENT DETECTION TIME-OVERCURRENT PROTECT. PHASE (50 TD/51), I>, I>>,I>>>, IP TIME-OVERCURRENT GROUND (50N TD/51N) IN>.IN>>,IN>>>,INP THERMAL OVERLOAD PROTECT. (49) TRIP CIRCUIT SUPERVISION (74TC) CIRCUIT BREAK. FAIL.PROT.(50BF) LOCK OUT (86) INTER TRIP FUNCTION (85 DT) EXTERNAL TRIP INITIATION PARAMETER CHANGEOVER SUPERVISION FUNCTION CIRCUIT BREAKER TEST CONTROL OF CIRCUIT BREAKER FLEXIBLE PROTECTION FUNCTION: UNDER-/OVERVOLTAGE PROT.(27/59) UNDER-/OVERFREQ. PROT. (81U/O) ADDITIONAL FUNCTION: TRANSMISSION OF 16 BINARY SIGNALS VIA THE PROTECTION DATA INTERFACE