Products
Solutions
Engineering Services
Education
Support
Company
Login
SEL-487E
Overview
Documentation
Specifications
Support
Configure
Toggle Dropdown
SEL-487E With Conventional Secondary Inputs
SEL-487E With Sampled Values or TiDL Inputs
SEL-487E
Toggle Dropdown
Overview
Documentation
Specifications
Support
Configure
Toggle Dropdown
SEL-487E With Conventional Secondary Inputs
SEL-487E With Sampled Values or TiDL Inputs
Documentation
Featured
Instruction Manual
SEL-487E-3, -4 Transformer Protection Relay and SEL-400 Series Relays
Data Sheet
SEL-487E-3, -4 Transformer Differential Relay
Flyer
SEL-487E - Transformer Protection Relay
Flyer
Centralized Protection and Control Solution Using SEL-487E
Literature
Documents sorted by newest first.
Include English Literature
Literature
Flyers
Featured
SEL-487E - Transformer Protection Relay
Centralized Protection and Control Solution Using SEL-487E
Distribution Solutions
SEL Digital Secondary System Solutions
SEL Time-Domain Link (TiDL) Technology
SEL-487E Station Phasor Measurement Unit (PMU)
Data Sheets
SEL-487E-5 Transformer Protection Relay With Sampled Values or TiDL Technology
SEL-487E-3, -4 Transformer Differential Relay
Guideform Specifications
SEL-487E-3, -4 Transformer Protection Relay and Station Phasor Measurement Unit
SEL-487E-3, -4 Transformer Protection Relay and Station Phasor Measurement Unit
SEL-487E-5 Transformer Protection Relay With Sampled Values or TiDL Technology
SEL-487E-5 Transformer Protection Relay With Sampled Values or TiDL Technology
SEL-487E Station Phasor Measurement Unit (PMU)
SEL-487E Station Phasor Measurement Unit (PMU)
Installation Guides
SEL-400 Series TiDL Quick-Start Guide
Installing IP52 Dust Protection for SEL-400 Series Panel-Mount Relays
Instruction Manuals
SEL-487E-3, -4 Transformer Protection Relay and SEL-400 Series Relays
SEL-487E-5 Transformer Protection Relay With Sampled Values or TiDL Technology and SEL-400 Series Relays
SEL-487E-3, -4 Transformer Protection Relay
SEL-487E-5 Transformer Protection Relay With Sampled Values or TiDL Technology
Configurable Labels
SEL-400 Series Enhanced HMI Configurable Label Template (Horizontal)
SEL-400 Series Enhanced HMI 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-487E-3,-4 Transformer Protection Relay
SEL-487E-5 Transformer Protection Relay with Sampled Values or TiDL Technology
Wiring Harness for Connectorized SEL-487E
Related Downloads
SEL-487E DNP3 Device Profile Information
SEL-487E-3, -4 DNP3 Device Profile Information
SEL-487E-5 DNP3 Device Profile Information
Certificates
SEL-487E-5 IEC 61850 Edition 2 Conformance Certificate
SEL-487E-3,4 IEC 61850 Edition 2 Conformance Certificate
SEL-487E-3,4 IEC 61850 Edition 2 MICS
SEL-487E-3,4 IEC 61850 Edition 2 PICS
SEL-487E-3,4 IEC 61850 Edition 2 PIXIT
SEL-487E-3,4 IEC 61850 Edition 2 TICS
SEL-487E-5 IEC 61850 Edition 2 MICS
SEL-487E-5 IEC 61850 Edition 2 PICS
SEL-487E-5 IEC 61850 Edition 2 PIXIT
SEL-487E-5 IEC 61850 Edition 2 TICS
Publications
Application Guides
Troubleshooting Transformer Relay Installations With
synchroWAVe
Event
Using
synchroWAVe
Event to Model Transformer Differential With Harmonic Restraint and Blocking
Related Material
AG2020-28
Creating a High-Operate Current Alarm in the SEL-487E and SEL-787-2, -3, -4 Relays for a Loaded Transformer
Related Material
AG2022-16
Maintaining Switched-Mode Relay Responsiveness in an RSTP Network
Visualizing Percentage-Restrained Differential Characteristics Using
synchroWAVe
Event
Calculating Voltage-Related Settings for SEL Relays With Low-Energy Analog Voltage Sensors
Related Material
AG2023-05
Differential Protection of Transformers With an In-Zone Grounding Bank on the Delta Side
Basic Configuration of Sampled Values Using SEL-401 Merging Unit and SEL-421-7 SV Subscriber Relay
Three-Phase Testing of the SEL-487E Differential Element
Related Material
Calculation spreadsheet AG2019-22
AG2019-22 Version History
Defining DCE and DTE: Null Modem Cable and Straight-Through Cable Applications
Implementing Inverse-Time Frequency Elements Using SEL-400 Series Relays to Comply With NERC Standard PRC-024-3
Understanding and Effectively Using the SEL
Mirrored Bits
Protocol
Implementing Load Encroachment Using
SELogic
Programming in the SEL-487E
Related Material
Load Encroachment Logic Settings (SET L)
Enhancements to the SEL-487E Differential Elements
Protecting Scott-Connected Transformers With SEL Transformer Differential Relays
Calculating and Testing Transformer Thermal-Model Constants
Related Material
Transformer Cooling Constants
Selecting Transformer Compensation Settings for the SEL-387, SEL-487E, and SEL-787 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
Single-Phase Testing of the SEL-487E REF Element
Single-Phase Testing of the SEL-487E Differential Element Without State Simulation
Related Material
SEL-487E Slope Characteristic
SEL Disturbance Recording System Meets NERC PRC-002-2
Implementing a 51V Voltage-Restrained Inverse-Time Overcurrent Element in the SEL-487E Relay
Implementing Memory Register Functions Using Advanced
SELogic
Control Equation Math Functions in SEL-400 Series Relays
Single-Phase Testing of the SEL-487E Harmonic Blocking and Restraint Functions
Testing the SEL-487E Relay Differential Elements
Related Material
SEL-487E Single Phase Test Current Calculator
Application Notes
Changing Metering Direction in SEL-400 Series Relays for SCADA Applications
Synchrophasor Real-Time Control for Optimizing System Voltage Profiles
Asset Optimization With Monitoring Capabilities in the SEL-487E
Technical Papers
Case Study: Deploying and Operating a Point-to-Point Digital Secondary Substation at One Power
Transformer Differential Protection Revisited
Complete Monitoring Solution to Improve Reliability and Performance of Digital Secondary Systems
Case Study: Designing Centralized Protection and Control Systems for a Distribution Substation at Duke Energy
Distribution Digital Substation—Consolidated Protection and Digital Secondary Systems
Getting the Lines Crossed—How a Three-Phase Series Fault Caused a Sequence of Relay Operations
Restricted Earth Fault Protection in Low-Impedance Grounded Systems With Inverter-Based Resources
Performance of IEC 61850 Sampled Values Relays for a Real-World Fault
Lessons Learned Through Commissioning, Livening, and Operating Switchgear
Determining CT Requirements for Generator and Transformer Protective Relays
Improve Protection Communications Network Reliability Through Software-Defined Process Bus
Fundamentals of Short-Circuit Protection for Transformers
Secure Application of Transformer Differential Relays for Bus Protection
Transformer Modeling as Applied to Differential Protection
White Papers
Wildfire Mitigation: Detecting and Isolating Falling Conductors in Midair Using 900 MHz Private LTE at Protection Speeds
Best Practices for Implementing PTP in the Power Industry
Drawings