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Product

SEL Cables

SEL manufactures high-quality cables for connecting a variety of devices. You can order cables to specific lengths to meet your needs. Each cable is quality tested to ensure reliability and proper operation.
Recorded Webinar

SEL powerMAX for Utilities—Advancing Remedial Action Schemes

April 28, 2021

This webinar discusses how an SEL powerMAX remedial action scheme (RAS) solution helps the bulk power system function closer to stability limits and prevents blackouts. We also cover how to operate transmission corridors m…
Recorded Webinar

SEL Blueframe—A Secure Application Platform Designed for Operational Technology Systems

May 26, 2021

This webinar introduces the SEL Blueframe and Data Management and Automation applications. During the webinar, you will learn how these new solutions support your efforts in increasing system security, efficiency (ease of use), and data utilization.
Conference, tradeshow

PAC World Global Conference 2021

September 1–2, 2021
Recorded Webinar

Finding Simplicity in the Complex World of Feeder Protection

July 14, 2021

It's possible to get more out of a basic feeder protection relay without adding complexity. We've combined protection, monitoring, and control in a simple, compact package in the new SEL-851 Feeder Protection Relay.
SEL University Course

PROT 401: Protecting Power Systems for Engineers

December 6–10, 2021
Orlando, FL, USA
SEL University Course

APP 3530 ADV-1: Introduction to IEC 61131 in the RTAC

September 21–23, 2021
Salt Lake City, UT, USA
SEL University Course

APP 3530: SEL-3530 Real-Time Automation Controller (RTAC)

September 14–16, 2021
Charlotte, NC, USA
Regional Seminar

Nashville Regional Seminar

September 28, 2021
Franklin, TN, USA
SEL University Course

APP 651R: SEL-651R Advanced Recloser Control

October 6–7, 2021
Charlotte, NC, USA

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Recorded Webinar

SEL powerMAX for Utilities—Advancing Remedial Action Schemes

April 28, 2021

This webinar discusses how an SEL powerMAX remedial action scheme (RAS) solution helps the bulk power system function closer to stability limits and prevents blackouts. We also cover how to operate transmission corridors m…
Recorded Webinar

SEL Blueframe—A Secure Application Platform Designed for Operational Technology Systems

May 26, 2021

This webinar introduces the SEL Blueframe and Data Management and Automation applications. During the webinar, you will learn how these new solutions support your efforts in increasing system security, efficiency (ease of use), and data utilization.
Recorded Webinar

Finding Simplicity in the Complex World of Feeder Protection

July 14, 2021

It's possible to get more out of a basic feeder protection relay without adding complexity. We've combined protection, monitoring, and control in a simple, compact package in the new SEL-851 Feeder Protection Relay.
Recorded Webinar

Enhance Distribution Protection With the SEL Wireless Protection System

May 12, 2021

This webinar focuses on the SEL Wireless Protection System and its new SEL-RP50 Fault Repeater. The system, which also includes the SEL-FT50 Fault Transmitter and SEL-FR12 Fault Receiver, is a simple and cost-effective solution for utilities to enhanc…
Recorded Webinar

Simple and Scalable—Fault Location, Isolation, and Service Restoration Solutions

August 25, 2021

This webinar describes scalable fault location, isolation, and service restoration (FLISR) solutions that use SEL recloser controls, communications devices, automation controllers, and software to locate and isolate permanent faults and restore power …
Recorded Webinar

No Test Set? No Problem—Event Playback Simplifies Testing of Ultra-High-Speed Relays

April 14, 2021

This webinar describes event playback testing, a built-in feature available in the SEL-T400L Time-Domain Line Protection and the SEL-T401 Ultra-High-Speed Line Relay.
Recorded Webinar

Beyond the Knee Point: A Practical Guide to CT Saturation

March 31, 2021

This webinar explains CT saturation in an intuitive way using simple animations and avoiding complex math and physics. We examine symmetrical and asymmetrical saturation, remanence, the equivalent circuit of a CT, and CT excitation graphs. We also…
Recorded Webinar

SEL powerMAX Commercial Microgrids—Sustainable, Economic, and Resilient

March 24, 2021

 

This webinar focuses on how SEL powerMAX commercial microgrids provide greater resiliency, seamless islanding from and reconnection to the bulk electric system, and simultaneous energy storage management—maximizin…
Recorded Webinar

Zero Trust for Industrial Control Systems

August 11, 2021

This webinar describes SEL’s position on the concept of zero trust, how zero trust differs between operational technology (OT) applications and IT applications, and how to incorporate the tenets of zero trust in OT environments while taking into accou…
Recorded Webinar

New Ways to Time-Synchronize Substations Over WAN

March 10, 2021

This webinar focuses on a new, resilient approach to time synchronization using the SEL ICON for time distribution over WAN with an IEEE 1588 Precision Time Protocol telecom input as a time source in addition to GPS. You’ll learn about new options for…