Ge 850-Ep5Nng5HnnanNgmpfbsennbn Feeder Protection, 125-250 Vdc/100-240 Vac Power

THE GE MULTILIN 850 FEEDER PROTECTION SYSTEM, MODEL 850-EP5NNG5HNNANNGMPFBSENNBN, IS A COMPREHENSIVE PROTECTION, CONTROL, AND AUTOMATION RELAY DESIGNED FOR UTILITY AND INDUSTRIAL FEEDER APPLICATIONS. IT INTEGRATES A STANDARD FEEDER PROTECTION PACKAGE (P5) OFFERING PHASE AND GROUND OVERCURRENT (50/51, 50N/51N, 50G/51G), DIRECTIONAL OVERCURRENT (67/67N), UNDERVOLTAGE/OVERVOLTAGE (27/59), UNDER/OVERFREQUENCY (81U/81O), NEGATIVE SEQUENCE OVERCURRENT (46), BREAKER FAILURE (50BF), AUTO-RECLOSE (79), AND THERMAL OVERLOAD (49). THE G5 HARDWARE CONFIGURATION INCLUDES A UNIVERSAL POWER SUPPLY COMPATIBLE WITH 125-250 VDC AND 100-240 VAC INPUTS, 16 DIGITAL INPUTS, AND 8 HIGH-CURRENT FORM A OUTPUT RELAYS. COMMUNICATION CAPABILITIES INCLUDE 2XRS485/RS232 SERIAL PORTS AND 4XETHERNET PORTS (2XRJ45, 2XFIBER LC), SUPPORTING PROTOCOLS LIKE IEC 61850 WITH PRP/HSR, DNP3, AND MODBUS TCP/IP. TIME SYNCHRONIZATION IS SUPPORTED VIA IRIG-B. ADDITIONAL INTEGRATED FEATURES INCLUDE COMPREHENSIVE METERING, POWER QUALITY MONITORING, FAULT LOCATION, BREAKER MONITORING, AND SYNCHROCHECK (25).