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
Routers
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Schweitzer Engineering Laboratories, Inc.
Routers forward data packets to and from different networks. In utility networks, routers are often used to create security perimeters around substation LANs.
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Product
Firewalls
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Schweitzer Engineering Laboratories, Inc.
Firewalls control incoming and outgoing network traffic and are often integrated into routers.
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Product
Automation OT Application Platform
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Schweitzer Engineering Laboratories, Inc.
The SEL Blueframe application platform and its enabled applications help you maximize the use of system data and provide you with a scalable and customizable solution that accommodates your system schemes today and in the future.
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Product
Configuration And Visualization Software
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Schweitzer Engineering Laboratories, Inc.
SEL software helps you optimize the configuration and management of your device and system settings. You can also use it to display and analyze relay event data, element operation, and more.
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Product
Remedial Action Schemes
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Schweitzer Engineering Laboratories, Inc.
SEL’s power management system for utilities uses a remedial action scheme (RAS) in a control system for large geographic regions of interconnected transmission, generation, and loads. This solution is commonly used for the wide-area monitoring, control, and integration of large wind power stations.
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Product
Electrical Balance Of Plant
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Schweitzer Engineering Laboratories, Inc.
Protecting a generation facility encompasses more than just protecting a generator. Protecting motors, feeders, and station-service equipment is also critical to maintaining plant uptime. By combining SEL solutions, you can do all of that using reliable, field-proven hardware that is suited for use in utility-, industrial-, and commercial-scale power systems.
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Product
Distribution Protection
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Schweitzer Engineering Laboratories, Inc.
SEL distribution protection solutions provide complete primary and backup protection from all types of faults. Using these devices helps you avoid expensive equipment damage and failure while maintaining system performance and increasing availability.
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Product
Installation Support
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Schweitzer Engineering Laboratories, Inc.
Completing a substation, panel, or a control house requires more than relays. SEL provides contact arc suppressors, linear power supplies, displays, selector switches, panel-mount hardware, bezels, dust covers, cables, and other accessories essential for a successful power system project.
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Product
Power Management
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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
Security Devices
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Schweitzer Engineering Laboratories, Inc.
Security devices protect perimeters and secure communications within LANs.
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Product
Single-Mode Fiber-Optic Transceivers
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Schweitzer Engineering Laboratories, Inc.
Single-mode fiber-optic transceivers convert EIA-232 serial ports to single-mode fiber-optic ports.
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Product
Power Quality
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Schweitzer Engineering Laboratories, Inc.
SEL power quality controls increase power efficiency and reliability by improving a system’s power factor and voltage stability.
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Product
Current Differential Relay
SEL-587
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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
Automation Control
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Schweitzer Engineering Laboratories, Inc.
Monitoring and controlling substation power systems requires comprehensive solutions. SEL’s complete solutions and hardened devices help maintain system stability with deterministic control; streamline access to valuable IED data, communications processors, and field devices; and improve visualization and control with local HMIs and access to SCADA systems.
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Product
Regulatory Compliance
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Schweitzer Engineering Laboratories, Inc.
SEL offers various devices and technology to assist with data collection and compliance reporting for NERC CIP and other critical National Institute of Standards and Technology (NIST)-based regulations.















