SEL-751 Feeder Protection Relay
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NG # 001408-HW-SEL-008
 
Manufactured by:
The SEL-751 is the right solution for industrial and utility feeder protection, with conventional/low-energy analog (LEA) current and voltage input support, flexible I/O options, easy mounting, and fast settings.
Specification
- Complete Feeder Protection
 - Optional Directional Control
 - Optional Protection Features
 - Incipient Fault Detection
 - Cold-Load Pickup Element
 - Optional High-Impedance Fault Detection
 - Optional Touchscreen Display
 - IEC 61850 Edition 2.1 Communications Protocol
 - Accelerate Firmware Downloads
 - Simple Network Time Protocol (SNTP)
 - Expanded SELogic Control Equations
 - Enhanced Security on Heavily Loaded Feeders
 
Description
The SEL-751 provides complete protection for radial and looped distribution circuits. It offers arc-flash mitigation, fault location, high-impedance fault detection, broken conductor detection, event analysis, and more. You can quickly integrate the relay into serial- or Ethernet-based communications with IEC 61850 Edition 2.1, IEC 60870-5-103, the IEC 62439 Parallel Redundancy Protocol (PRP), EtherNet/IP, the Rapid Spanning Tree Protocol (RSTP), the IEEE 1588 Precision Time Protocol (PTP), Modbus, DNP3, and other protocols.