Documentation

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Documents sorted by newest first.

Literature

Flyers

Featured SEL-451 Protection, Automation, and Bay Control System

Distribution Solutions

High-Impedance Fault Detection With SEL Arc Sense Technology (AST)

SEL Digital Secondary System Solutions

SEL Time-Domain Link (TiDL) Technology

SEL-451 Protection, Automation, and Bay Control System for High-Voltage AC Traction Railways

Data Sheets

SEL-451-5 Protection, Automation, and Bay Control System

SEL-451-6 Protection, Automation, and Bay Control System With Sampled Values or TiDL Technology

Autosynchronization Systems Using the SEL-451

Guideform Specifications

SEL-451-6 Protection, Automation, and Bay Control System With Sampled Values or TiDL Technology

SEL-451-5 Protection, Automation, and Bay Control System

Installation Guides

SEL-400 Series TiDL Quick-Start Guide

Installing IP52 Dust Protection for SEL-400 Series Panel-Mount Relays

Instruction Manuals

SEL-451-5 Protection, Automation, and Bay Control System and SEL-400 Series Relays

SEL-451-6 Protection, Automation, and Bay Control System With Sampled Values or TiDL Technology and SEL-400 Series Relays

SEL-451-5 Protection, Automation, and Bay Control System

SEL-451-6 Protection, Automation, and Bay Control System With Sampled Values or TiDL Technology

Configurable Labels

SEL-400 Series Configurable Label Template (Vertical)

SEL-400 Series Configurable Label Template (Vertical; A4)

SEL-400 Series Enhanced HMI Configurable Label Template (Horizontal)

SEL-400 Series Enhanced HMI Configurable Label Template (Horizontal; A4)

SEL-400 Series Configurable Label Template (Horizontal)

SEL-400 Series Configurable Label Template (Horizontal; A4)

SEL-400 Series Enhanced HMI Configurable Label Template (Vertical)

SEL-400 Series Enhanced HMI Configurable Label Template (Vertical; A4)

SEL 400 Series Configurable Label Instructions

Ordering Information

SEL-451-6 With Sampled Values or TiDL Technology

SEL-451-5 Protection, Automation, and Control System with 8U Chassis

SEL-451-5 Protection, Automation, and Bay Control System

Wiring Harness for Connectorized SEL-451

Related Downloads

SEL-451-5 DNP3 Device Profile Information

SEL-451-6 DNP3 Device Profile Information

Certificates

SEL-451-5 IEC 61850 Edition 2 Conformance Certificate

SEL-451-6 IEC 61850 Edition 2 Conformance Certificate

SEL-451-5 IEC 61850 Edition 2 MICS

SEL-451-5 IEC 61850 Edition 2 PIXIT

SEL-451-5 IEC 61850 Edition 2 TICS

SEL-451-6 IEC 61850 Edition 2 MICS

SEL-451-6 IEC 61850 Edition 2 PICS

SEL-451-6 IEC 61850 Edition 2 PIXIT

SEL-451-6 IEC 61850 Edition 2 TICS

SEL-451-5 IEC 61850 Edition 2 PICS

Publications

Application Guides

Healthy Voltage Supervision for Manual Alternate Voltage (ALTV) Activation in SEL-400 Line Relays

Modifying the Reclosing, Ground, and Hot-Line Tag Logic in the SEL-351S, SEL-451, and SEL-751 Relays

Calculating Voltage-Related Settings for SEL Relays With Low-Energy Analog Voltage Sensors

Related Material

AG2023-05

Directional Power Monitoring for Two Separate Current and Voltage Sources by Using the SEL-451

Related Material

AG2021-34-451-1

AG2021-34-451-2

Implementing Inverse-Time Frequency Elements Using SEL-400 Series Relays to Comply With NERC Standard PRC-024-3

Using SELogic Control Equations to Provide a Trip Coil Monitor Alarm in SEL-351, SEL-451, and SEL-751 Relays

Applying Arc Sense Technology in SEL Relays

Applying the SEL-451 With Open-Delta VT Connections

Maintaining IEC 61850 Configuration While Upgrading Firmware in SEL-400 Series Relays

Configuring an SEL-400 Series Relay and an SEL-2488 to Use IEEE 1588v2-2008 Precision Time Protocol With the IEEE C37.238 Profile

Metering Both Voltage Sources Simultaneously in the SEL-451 Relay

Revised Setting Guidelines for E32 in SEL Relays

Testing the High-Impedance Fault Detection Element in the SEL-751 and SEL-451

Related Material

Example settings

cfg, dat, and hdr files

Using the SEL-451 for Transformer Backup Overcurrent Protection

Motor Bus Transfer Scheme for a Two-Source Configuration Implemented in the SEL-451

Related Material

acSELerator QuickSet SEL-5030 Software example file

Implementing Memory Register Functions Using Advanced SELogic Control Equation Math Functions in SEL-400 Series Relays

Using Freeform Logic in the SEL-451 Relay to Create a Current Unbalance (UB%) Detection Function

Applying the SEL-451 Recloser in a Ring Bus or Breaker-and-a-Half Substation

Implementation of Inverse-Time Over- and Undervoltage Elements in SEL-451 and SEL-421 Relays

Implementation of Voltage, Frequency, and Power Elements in the SEL-451 Relay Using SELogic Control Equations

Application Notes

Changing Metering Direction in SEL-400 Series Relays for SCADA Applications

Detecting Power System Islanding With Time Error Measurement

Estimating Power System Frequency With Synchronized Measurement

Generator Black-Start Restoration Using Synchronized Measurement

Case Studies

Using Wide-Area Synchrophasor Measurements to Improve System Reliability

Innovative Phase-Angle Control Helps AEP Optimize Power Flow on Transmission Grid

Technical Papers

Complete Monitoring Solution to Improve Reliability and Performance of Digital Secondary Systems

Developments in System Islanding and Synchronization Systems

Performance of IEC 61850 Sampled Values Relays for a Real-World Fault

Practical Experience With High-Impedance Fault Detection in Distribution Systems—Continued

Improve Protection Communications Network Reliability Through Software-Defined Process Bus

White Papers

Best Practices for Implementing PTP in the Power Industry

Documentation

Featured

Instruction Manual

Data Sheet

Flyer

Literature

Literature

Flyers

Data Sheets

Guideform Specifications

Installation Guides

Instruction Manuals

Configurable Labels

Ordering Information

Related Downloads

Certificates

Publications

Application Guides

Related Material

Related Material

Related Material

Related Material

Application Notes

Case Studies

Technical Papers

White Papers

Drawings