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5053 Results Found  Current Page: 1 of 506
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.
SEL University Course

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

June 7–9, 2022
Billings, MT, USA
SEL University Course

APP 710: SEL-710 Motor Protection Relay

July 13–14, 2022
Memphis, TN, USA
SEL University Course

APP 651R: SEL-651R Advanced Recloser Control

August 3–4, 2022
Charlotte, NC, USA
SEL University Course

APP 751: SEL-751 Feeder Protection Relay

August 31–September 1, 2022
Jacksonville, FL, USA
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

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

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

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

Simplify Meter Commissioning, Troubleshooting, and More With a Touchscreen

August 12, 2020

This webinar focuses on the SEL-735 Power Quality and Revenue Meter with a color touchscreen display. During the webinar, you will learn how the display simplifies meter setup, data access, troubleshooting, and testing. We will provide examples of how…

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44 Results Found  Current Page: 1 of 5
White Paper

Tutorial on Symmetrical Components Part 1: Examples

This white paper provides both theoretical and real-world examples with questions that can be used to gain experience with symmetrical components. The full solutions to these questions can be found in the white paper "Tutorial on Symmetrical Components, Part 2: Solutions."

Authors
  • Ariana Amberg
  • Alex Rangel
Date Code:   2013-04-22
White Paper

Advanced Event Analysis Tutorial Part 1: Questions

Event reports continue to be an invaluable feature in microprocessor-based relays. Some events are relatively straightforward to analyze, and others require experience and considerable knowledge of the power system and protective relay system in order to find root cause. This session provides several advanced real-world event examples, time to evaluate them, and solutions.

Authors
  • Karl Zimmerman
Date Code:   2013-07-24
White Paper

Advanced Event Analysis Tutorial Part 2: Answer Key

Event reports continue to be an invaluable feature in microprocessor-based relays. Some events are relatively straightforward to analyze, and others require experience and considerable knowledge of the power system and protective relay system in order to find root cause. This session provides several advanced real-world event examples, time to evaluate them, and solutions.

Authors
  • Karl Zimmerman
Date Code:   2013-07-24
White Paper

Event Analysis Tutorial Part 2: Answer Key

Event reports have been an invaluable feature in microprocessor-based relays since the initial introduction of the technology. The days of unknown root cause for an operation, lengthy outages, or unexplained test results are largely over due to this tool and the ability of engineers and technicians to use it. We must practice to become proficient at analyzing event reports. This session provides real-world event examples, time to evaluate them, and solutions.

Authors
  • David Costello
Date Code:   2012-01-13
White Paper

Event Analysis Tutorial Part 1: Problem Statements

Event reports have been an invaluable feature in microprocessor-based relays since the initial introduction of the technology. The days of unknown root cause for an operation, lengthy outages, or unexplained test results are largely over due to this tool and the ability of engineers and technicians to use it. We must practice to become proficient at analyzing event reports. This session provides real-world event examples, time to evaluate them, and solutions.

Authors
  • David Costello
Date Code:   2012-01-13
White Paper

Tutorial on Symmetrical Components Part 2: Answer Key

This white paper provides both theoretical and real-world examples with questions and solutions that can be used to gain experience with symmetrical components.

Authors
  • Ariana Amberg
  • Alex Rangel
Date Code:   2020-10-19
White Paper

Leveraging Security – Using the SEL RTAC's Built-In Security Features

This white paper discusses SEL Real-Time Automation Controller (RTAC) security concepts and provides configuration examples to empower engineers, technicians, and security personnel to protect critical cyberassets.

Authors
  • Darrin Kite
Date Code:   2016-01-11
White Paper

SEL Communications and Integration White Paper

As part of our overall mission to make electric power safer, more reliable, and more economical, SEL develops and provides innovative, simple to use, robust technologies to protect, automate, control, monitor, and analyze power systems. An essential element of this strategy is the development of appropriate communications technologies and protocols.

Authors
  • David Dolezilek
Date Code:   2001-10-23
White Paper

Modbus Register Addressing and Data Type Variations

This white paper describes the early days of programmable logic controllers (PLCs), the introduction of Modbus protocol, and some of the challenges involved today with device interoperability, specifically challenges related to register addressing and data type formatting.

Authors
  • Chris Bontje
Date Code:   2016-05-23
White Paper

Functional Overview and Operating Principles for the AR-OH and AR360 Overhead AutoRANGER Fault Indicators

This document defines AutoRANGER® trip logic, inrush restraint (IR), installation considerations, fault indication modes, principles of operation, battery conservation, and test/reset methods.

Authors
  • Tyson Salewske
  • Anthony Patenaude
Date Code:   2014-02-17