MULTIFUNCTION PROTECTIVE RELAY WITH BACKLIT TEXT DISPLAY, 4 X 20 CHARACTERS, 7 PROGRAMMABLE LED, CASE 1/3 19", 11BI, 6BO, 1 WATCHDOG CONTACT PHASE CURRENT TRANSFORMER 1A SUPPLY VOLTAGE: DC 60V TO 125V, TRIGG.LEVEL BINARY INPUT DC 19V FLUSH MOUNTING CASE, SCREW TERMINALS (DIRECT WIRING/RING LUGS) LANGUAGE ENGLISH, 50/60HZ, IEC/ANSI, REGION WORLD, (LANGUAGE CHANGEABLE) SYSTEM PORT (ON REAR OF DEVICE) PORT B IEC PROTOCOL, RS 485 DIGSI 4/MODEM PORT (ON REAR OF DEVICE) PORT C DIGSI 4, RS485 METERING: 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 PROTEC. WITH 2 TIME CONSTANTS (49) TRIP CIRCUIT SUPERVISION (74TC) UNDERCURRENT MONITORING (37), BREAKER FAILURE PROTECT. (50BF) COLD LOAD PICKUP, INRUSH BLOCKING, NEGATIVE SEQUENCE (46) LOCK OUT (86) WITHOUT AUTO-RECLOSURE