Schweitzer Engineering Laboratories, Inc.
SEL serves the power industry worldwide through the design, manufacture, supply and support of products and services for power system protection, monitoring, control, automation, communications and metering. For more than 30 years, SEL has offered unmatched local technical support, a 10‐year, worldwide warranty and a commitment to making electric power safer, more reliable and more economical.
- 509.332.1890
- 509.332.7990
- info@selinc.com
- 2350 NE Hopkins Court
Pullman, WA 99163
United States of America
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Computers And Automation Controllers
Schweitzer Engineering Laboratories, Inc.
SEL offers powerful, rugged computers and automation controllers designed for the most demanding utility and industrial applications.
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Recloser Controls
Schweitzer Engineering Laboratories, Inc.
Recloser controls provide fault location, isolation, and system restoration using protection and communications capabilities, such as Automatic Network Reconfiguration and single- and three-phase tripping. They allow you to automatically reconfigure your distribution system to isolate faults, quickly restore service, and reduce customer impact.
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Remote I/O
Schweitzer Engineering Laboratories, Inc.
Remote I/O modules transfer data from remote locations over fiber and expand the I/O of SEL relays, automation controllers, and other devices without modification to the control panel face.
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Security Devices
Schweitzer Engineering Laboratories, Inc.
Security devices protect perimeters and secure communications within LANs.
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Transceivers
Schweitzer Engineering Laboratories, Inc.
Transceivers convert between copper and fiber optics or between other communications interface standards.
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Layered Cybersecurity
Schweitzer Engineering Laboratories, Inc.
Networks are protected with multiple layers of cybersecurity, including securing access and permissions, detecting malware, encrypting data, and logging events.
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Bay Control
Schweitzer Engineering Laboratories, Inc.
Integrated bay control systems combine complete bay control with high-speed breaker protection, allowing you to deploy a full substation protection, control, and monitoring solution that is flexible for your application.
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Integration
Schweitzer Engineering Laboratories, Inc.
Integrate protective relay and metering information into SCADA and plant control systems through secure networking and automation devices.
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Field Ground Module
SEL-2664
Schweitzer Engineering Laboratories, Inc.
Add the SEL-2664 Field Ground Module to the SEL-300G or SEL-700G to protect all the critical components in your generator with one comprehensive relay. Or, add the SEL-2664 to the SEL-2664S to complete ground fault protection on both the rotor and stator.
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Line Protection
Schweitzer Engineering Laboratories, Inc.
SEL transmission line protection relays provide subcycle line differential and multizone distance protection for a secure, reliable, and high-speed solution. Their fault-locating capabilities allow you to efficiently dispatch line crews to quickly isolate line problems and restore service faster.
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Annunciation
Schweitzer Engineering Laboratories, Inc.
Annunciators provide local and remote notification to improve situational awareness, efficiency, and safety.
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Substation Automation
Schweitzer Engineering Laboratories, Inc.
Enable high-performance control and monitoring schemes. Protection applications include directional element-based bus protection and replacement of tone-channel equipment for communications-assisted blocking, unblocking, permissive, and transfer trip schemes.
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Converters
Schweitzer Engineering Laboratories, Inc.
These products convert between various communications interface standards.
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Panels And Enclosures
Schweitzer Engineering Laboratories, Inc.
SEL panels and enclosures offer advanced protection, control, automation, and communications solutions, all at varying levels of customization. Select from ship-from-stock or configure-to-order panels for expedited lead times, or partner with Engineering Services to develop your own custom panel or enclosure.
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Overhead Enhanced Protection
Schweitzer Engineering Laboratories, Inc.
These products enhance distribution protection by helping relays make better tripping and reclosing decisions based on the location of a fault.
