Schweitzer Engineering Laboratories, Inc.
Is a manufacturer of digital products and systems for the protection, monitoring, control, and automation of electric power systems, including a factory for printed circuit boards that are crucial components for their products. The company designs and builds these systems, which are used in critical infrastructure.
- 509.332.1890
- 509.332.7990
- info@selinc.com
- 2350 NE Hopkins Court
Pullman, WA 99163
United States of America
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product
Ethernet Switches
Schweitzer Engineering Laboratories, Inc.
Ethernet switches provide LAN connectivity in substations, large enclosures, and industrial plants.
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product
Configuration Software
Schweitzer Engineering Laboratories, Inc.
Optimize the configuration and management of device and system settings with SEL configuration software.
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product
Teleprotection
Schweitzer Engineering Laboratories, Inc.
Teleprotection systems monitor and protect transmission lines using communications-assisted coordination between relays.
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product
Generation Control
Schweitzer Engineering Laboratories, Inc.
Safely operating a generating facility requires reliable automation solutions that can integrate with relays, SCADA, and plant controls. With a generation control solution, you will realize operational efficiencies and increased reliability.
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product
Power Management
Schweitzer Engineering Laboratories, Inc.
Power management solutions maintain grid stability while offering flexibility that reduces operating expenses and meets ever-changing system demands. SEL systems include comprehensive generation and load management with relays, logic, and control systems.
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product
Annunciation
Schweitzer Engineering Laboratories, Inc.
Annunciators provide local and remote notification to improve situational awareness, efficiency, and safety.
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product
Stator Ground Protection Relay
SEL-2664S
Schweitzer Engineering Laboratories, Inc.
Protect high-impedance grounded generators from ground faults at standstill, during startup, and while running with the multisine frequency injection and neutral overvoltage-based protection in the SEL-2664S.
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product
Transformer Protection
Schweitzer Engineering Laboratories, Inc.
Transformer protection products and systems provide complete primary and backup protection for all types of transformer faults. They are suited for use in utility-, industrial-, and commercial-scale power transformer systems.
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product
Overhead Fault Location
Schweitzer Engineering Laboratories, Inc.
Overhead faulted circuit indicators include easy-to-spot displays to help direct line crews to the faulted line sections—enabling faster restoration of power and improved customer uptime.
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product
Tools And Accessories
Schweitzer Engineering Laboratories, Inc.
A variety of sensors and tools that can improve distribution system understanding and troubleshooting.
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product
Generator Protection Relay
SEL-700G
Schweitzer Engineering Laboratories, Inc.
The SEL-700G is the right solution for utility and industrial generator protection, with an autosynchronizer, flexible I/O, and advanced communications. Apply the SEL-700G for comprehensive primary and backup generator protection.
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product
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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product
Current Differential Relay
SEL-587
Schweitzer Engineering Laboratories, Inc.
The SEL-587 Current Differential/Overcurrent Relay provides protection for any two-input apparatus, such as transformers, motors, generators, and reactors. Apply it for differential and overcurrent protection and use event reports for quick post-event analysis.
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product
HMIs And Annunciators
Schweitzer Engineering Laboratories, Inc.
HMIs and annunciators improve situational awareness, efficiency, and safety by providing local indication of alarm conditions. Integrating these devices with remote I/O, relays, or real-time automation controllers eliminates duplicate I/O wiring.
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product
Substation HMI
Schweitzer Engineering Laboratories, Inc.
SEL automation solutions allow you to visualize data and control the system with an integrated, web-based HMI for local and remote monitoring, control, and annunciation for substations or other processes.
