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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

Achieving Resiliency at Any Scale With SEL Microgrid Controls

December 15, 2021

This webinar focuses on the techniques, technologies, and engineering approaches that give SEL powerMAX microgrid control systems the scalability and versatility to meet a diverse range of use cases, including commercial, …
Recorded Webinar

Enhance Distribution Protection With the SEL Wireless Protection System (Europe)

Thursday, 30 March 2023

This recorded 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 …
Recorded Webinar

Introducing Next-Generation FLISR Software on Blueframe

June 8, 2022

This webinar introduces and demonstrates SEL’s next-generation solution for automating fault location, isolation, and service restoration (FLISR)—available in the new Distribution Management System (DMS) application suite on the SEL Blueframe software…
Recorded Webinar

Beyond the Nameplate: Selecting Transformer Compensation Settings for Secure Differential Protection

August 18, 2021

In this technical presentation, we teach you what you need to know to avoid costly outages due to incorrect transformer compensation settings. We present four simple rules to ensure that you always get your transformer compensation settings correct, a…
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

Cybersecurity for Critical Infrastructure (Europe)

Thursday, 27 May 2021

This technical presentation provides information on SEL cybersecurity solutions for substation operational technology (OT) and software-defined networking (SDN).

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

Finding Simplicity in the Complex World of Feeder Protection (Europe)

Thursday, 28 October 2021

This webinar describes the new SEL-851 Feeder Protection Relay, which offers comprehensive protection and advanced communications in a simple, compact package.
Recorded Webinar

From Copper to Fiber—Four Keys to Successful Substation Modernization

October 7, 2020

This webinar focuses on how an SEL Time-Domain Link (TiDL) technology solution applies to four key factors to successfully modernize substations: protection, robustness, maintainability, and cybersecurity.

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290 Results Found  Current Page: 1 of 29
  Locked Instruction Manual

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

Document Part Number:   PM451-06
Date Posted:   2023-11-14
Date Code:   2023-11-10
  • Cybersecurity Update
  Locked Instruction Manual

SEL-411L-2 Advanced Line Differential Protection, Automation, and Control System With Sampled Values or TiDL Technology

Document Part Number:   PM411L-05
Date Posted:   2023-11-14
Date Code:   2023-11-10
  • Cybersecurity Update
  Locked Instruction Manual

SEL-421-7 Protection, Automation, and Control System With Sampled Values or TiDL Technology

Document Part Number:   PM421-07
Date Posted:   2023-11-14
Date Code:   2023-11-10
  • Cybersecurity Update
  Locked Instruction Manual

SEL-400G Advanced Generator Protection System

Document Part Number:   PM400G-01
Date Posted:   2023-11-14
Date Code:   2023-11-10
  • Cybersecurity Update
  Locked Instruction Manual

SEL-401 Protection, Automation, and Control Merging Unit

Document Part Number:   PM401-01
Date Posted:   2023-11-14
Date Code:   2023-11-10
  • Cybersecurity Update
  Locked Instruction Manual

SEL-2741 Ethernet Switch Manual

Document Part Number:   PM2741-01
Date Posted:   2023-09-20
Date Code:   2023-09-19
  • Cybersecurity Update
  Locked Instruction Manual

SEL-487E-5 Transformer Protection Relay With Sampled Values or TiDL Technology

Document Part Number:   PM487E-05
Date Posted:   2023-09-07
Date Code:   2023-08-30
  • Cybersecurity Update
  Locked Instruction Manual

SEL-2240 Axion

Document Part Number:   PM2240-01
Date Posted:   2023-11-16
Date Code:   2023-11-09
  • Cybersecurity Update
  Locked Instruction Manual

SEL-487B-2 Bus Differential and Breaker Failure Relay With Sampled Values or TiDL Technology

Document Part Number:   PM487B-06
Date Posted:   2023-11-14
Date Code:   2023-11-10
  • Cybersecurity Update
  Locked Instruction Manual

SEL-2440 Discrete Programmable Automation Controller

Date Posted:   2023-01-31
Date Code:   2022-12-21
  • Cybersecurity Update

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290 Results Found  Current Page: 1 of 29
  Locked Instruction Manual

SEL-421-7 Protection, Automation, and Control System With Sampled Values or TiDL Technology

Document Part Number:   PM421-07
Date Posted:   2023-11-14
Date Code:   2023-11-10
  • Cybersecurity Update
  Locked Instruction Manual

SEL-411L-2 Advanced Line Differential Protection, Automation, and Control System With Sampled Values or TiDL Technology

Document Part Number:   PM411L-05
Date Posted:   2023-11-14
Date Code:   2023-11-10
  • Cybersecurity Update
  Locked Instruction Manual

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

Document Part Number:   PM451-06
Date Posted:   2023-11-14
Date Code:   2023-11-10
  • Cybersecurity Update
  Locked Instruction Manual

SEL-401 Protection, Automation, and Control Merging Unit

Document Part Number:   PM401-01
Date Posted:   2023-11-14
Date Code:   2023-11-10
  • Cybersecurity Update
  Locked Instruction Manual

SEL-2741 Ethernet Switch Manual

Document Part Number:   PM2741-01
Date Posted:   2023-09-20
Date Code:   2023-09-19
  • Cybersecurity Update
  Locked Instruction Manual

SEL-400G Advanced Generator Protection System

Document Part Number:   PM400G-01
Date Posted:   2023-11-14
Date Code:   2023-11-10
  • Cybersecurity Update
  Locked Instruction Manual

SEL-487E-5 Transformer Protection Relay With Sampled Values or TiDL Technology

Document Part Number:   PM487E-05
Date Posted:   2023-09-07
Date Code:   2023-08-30
  • Cybersecurity Update
  Locked Instruction Manual

SEL-487B-2 Bus Differential and Breaker Failure Relay With Sampled Values or TiDL Technology

Document Part Number:   PM487B-06
Date Posted:   2023-11-14
Date Code:   2023-11-10
  • Cybersecurity Update
  Locked Instruction Manual

SEL-2240 Axion

Document Part Number:   PM2240-01
Date Posted:   2023-11-16
Date Code:   2023-11-09
  • Cybersecurity Update
  Locked Instruction Manual

SEL-2440 Discrete Programmable Automation Controller

Date Posted:   2023-01-31
Date Code:   2022-12-21
  • Cybersecurity Update